Engineering Jobs in Lemay, MO

Now Hiring: HVAC Controls Technician

Location: St Louis, Missouri

Schedule: Full-time | Flexible Hours (7:30 AM – 4:30 PM typical shift)

About the Role

We’re looking for a motivated and skilled HVAC Controls Technician to join our growing team! An HVAC Controls Technician is responsible for programming, troubleshooting, startup, checkout, and servicing of Building Automation Systems (BAS). Key duties include configuring and optimizing system performance, diagnosing and resolving issues, and ensuring proper integration of HVAC controls. The technician will also work closely with project teams, contractors, and clients to ensure seamless operation and functionality of the BAS. Strong technical expertise in control systems, problem-solving skills, and the ability to work independently in field environments are essential for this role. If you enjoy hands-on problem-solving, working with advanced control systems, and seeing your work directly impact performance — this opportunity is for you. This full-time position offers flexible scheduling, typically with 8-hour shifts during office hours (7:30 AM – 4:30 PM).

What You’ll Do

• Program, configure, and optimize Building Automation Systems (BAS).
• Perform startup, checkout, and commissioning for new projects.
• Troubleshoot control issues and resolve HVAC system integration challenges.
• Conduct point-to-point verification and ensure systems meet design specifications.
• Assist with field service calls during project and warranty phases.
• Guide and support electrical subcontractors on project sites.
• Deliver materials, monitor installations, and maintain communication with the project team.
• Update and correct manual drawings for engineering and documentation accuracy.
• Participate in the on-call rotation and assist with support agreements.
• Collaborate with management to develop a personalized professional growth plan.

What We’re Looking For

• Strong time management and problem-solving skills
• Excellent communication and customer service mindset
• Action-oriented and dependable under pressure
• Understanding of HVAC systems, electrical wiring diagrams, and basic networking
• Positive, team-oriented attitude
• Valid driver’s license and ability to pass a background check and drug screening

Nice to Have:

• 1+ years of experience in HVAC, Electrical, or Automation systems
• Advanced computer or networking skills
• Associate’s or Technical Degree in HVAC, Electrical, or Automation

What We Offer

We believe great work deserves great rewards — that’s why we invest in your success and well-being:

Health & Wellness

• 100% Employer-Paid Medical, Dental & Vision Insurance for Employees
• Life Insurance
• FSA/HSA Accounts
• Short & Long-Term Disability
• Employee Assistance Program
• Fitness Reimbursement

Career & Financial Benefits

• Simple IRA Retirement Plan
• Tuition Reimbursement & Paid Training Opportunities
• Bonuses & Overtime Opportunities
• Growth potential – We love to promote from within!
• Boot Credit

Work-Life Balance

• Paid Time Off, Paid Holidays & Personal Time
• Flexible Schedule & Parental Leave
• Company Vehicle, Phone, and Fuel Expenses
• On-Call Incentives
• Fun and Collaborative Team Culture

Join a company where your work truly powers performance.

If you’re ready to take your HVAC controls career to the next level with a team that values growth, collaboration, and innovation — we’d love to hear from you!

Apply today and start building smarter with us.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

The Role We Want You For

The Senior Project Engineer will be responsible for taking projects from conceptual stages through closeout within the Life Sciences/Biotech/Pharmaceuticals sector. You will provide high level support to the project staff to ensure quality and timely execution of design-build projects from design to completion. These phases include: Scheduling, subcontractor buyout, cost reporting, preparation of subcontracts, the handling of owner coordination, construction quality oversight, and project closeout. You may run smaller projects on your own, mentor Project Engineers, Summer Construction Interns, and take on the additional responsibilities to become a Project Manager.

The Specifics of the Role

• Participate with project team and preconstruction services in development of a Project Chart of Accounts.
• Coordinate with Project Superintendent in development of a project site logistics plan.
• Assist Superintendent in the management of subcontractors.
• Maintain understanding of the Clayco/Owner contract.
• Oversee the submittal, change order, and pay request process.
• Assist in generation of project costs and Job Cost Report.
• Contribute to the analyzing and forecast of quarterly Total Cost Projection reports.
• Monitor and record training of all staff personnel.
• Monitor project labor.
• Report and track equipment needs.
• Assist preconstruction services in bidding projects.
• Implement applicable safety, EEO, and Affirmative Action programs.
• Participate in the project’s quality process.
• Contribute to schedule and project close-out processes.

Requirements

• Bachelor's Degree in Construction Management, Engineering, Architecture or related.
• 3-7 years of experience managing construction projects ($5+ million) ideally design-build.
• Demonstrated knowledge of construction principles, practices, and technology.
• Previous experience leading a successful project management team.
• Ability to walk a job site, climb ladders, and scale multi-floor scaffolding.
• Ability to lift objects of at least 50 lbs.

Some Things You Should Know

• This position will service our clients in St. Louis, MO.
• Our clients and projects are nationwide – Travel will be required.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!
• This position is classified as a safety-sensitive role in accordance with applicable state and federal laws. Candidates selected for this position will be subject to a comprehensive background check, which includes mandatory drug testing.

Why Clayco?

• 2025 Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2025 ENR Midwest – Midwest Contractor (#1).
• 2025 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2025 ENR Top 100 Green Contractors – Green Contractor (Top 3).
• 2025 ENR Top 25 Data Center Builders – Data Center Contractor (Top 3).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

The Role We Want You For

As a Project Superintendent, you will be based in the Midwest, and will be responsible for field operations and onsite construction management of design-build construction projects, specifically quality control for mechanical, electrical, plumbing, and fire protection, construction, start up, and testing on highly complex projects nationwide.

The Specifics of the Role

• Coordinate with preconstruction, design, engineering, procurement, operations, safety, quality, and all other project site management team members to assure that the there is always adequate project resources.
• Ability to supervise construction employees and subcontractors to accomplish work within budget and schedule constraints.
• Strong project safety record and commitment to safety and quality.
• Strong work ethic and willingness to travel or relocate to jobsite.
• Creative and results-oriented with a sense of urgency.

Requirements

• B.S. in Construction Management or Engineering or equivalent trade experience with progression to management levels.
• 5+ years of experience in highly technical commercial/industrial construction management, on projects of 50+ million, ideally with design-build experience.
• Ability to supervise construction employees and subcontractors to accomplish work within budget and schedule constraints.
• Strong project safety record and commitment to safety and quality.
• Strong work ethic and willingness to travel or relocate to jobsite.
• Creative and results-oriented with a sense of urgency.
• Ability to walk the job site, climb ladders, and multi floor scaffolding.
• Ability to lift objects at least 60lbs.

Some Things You Should Know

• Our clients and projects are nationwide – Travel will be required.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!
• This position is classified as a safety-sensitive role in accordance with applicable state and federal laws. Candidates selected for this position will be subject to a comprehensive background check, which includes mandatory drug testing.

Why Clayco?

• 2025 Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2025 ENR Midwest – Midwest Contractor (#1).
• 2025 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2025 ENR Top 100 Green Contractors – Green Contractor (Top 3).
• 2025 ENR Top 25 Data Center Builders – Data Center Contractor (Top 3).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

The Role We Want You For

As an MEP Superintendent, you will be based on the construction project site and will be responsible for field operations and onsite construction management of design-build construction projects, specifically quality control for mechanical, electrical, plumbing, and fire protection, construction, start up, and testing on highly complex projects nationwide.

The Specifics of the Role

• Coordinate with preconstruction, design, engineering, procurement, operations, safety, quality, and all other project site management team members to assure that the there is always adequate project resources.
• Coordinate, direct, and monitor the activities of MEP/FP subcontractors and suppliers.
• Coordinate and administer MEP/FP related materials, systems, and shop drawings submittals.
• Coordinate and administer MEP/FP RFI’s, field changes, and other field engineering related items.
• Coordinate and administer MEP/FP Quality Control, Start-up and Energization, Pre-Functional Checklists, and Functional Performance Testing.
• Directly responsible for the following but not limited to the following MEP Systems scopes:
• Fire Suppression Systems.
• Plumbing Systems (DWV, Storm, Domestic Water, etc.) Medical & Natural Gas Systems
• Energy and Fuel-Oil Systems.
• Compressed-Air & Vacuum Systems.
• Chemical-Waste Systems.
• Heating, Ventilation and Air Conditioning (HVAC).
• Building Controls and Integration.
• Refrigeration Cooling Systems.
• Geothermal Energy Systems.
• Steam and Condensate Systems.
• Testing, Adjusting, and Balancing for HVAC.
• Water Treatment Systems (Wastewater, Potable, Purity, etc.).
• Low and Medium Voltage Electrical Distribution Systems.
• Lighting and Lighting Controls.
• Power Generation Systems.
• Uninterruptible Power Supply Systems.
• Surge Protection Systems.
• Communication Systems.
• Electronic Safety and Security Systems.
• Site Utilities and Site Infrastructure Systems.

Requirements

• B.S. in Construction Management or Engineering or equivalent trade experience with progression to management levels.
• 3-15 years of experience in highly technical commercial/industrial construction management, on projects of 10+ million, ideally with design-build experience.
• Ability to supervise construction employees and subcontractors to accomplish work within budget and schedule constraints.
• Strong project safety record and commitment to safety and quality.
• Strong work ethic and willingness to travel or relocate to jobsite.
• Creative and results-oriented with a sense of urgency.
• Ability to walk the job site, climb ladders, and multi floor scaffolding.
• Ability to lift objects at least 60lbs.

Some Things You Should Know

• This position is based in the Midwest.
• Our clients and projects are nationwide – Travel will be required.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!
• This position is classified as a safety-sensitive role in accordance with applicable state and federal laws. Candidates selected for this position will be subject to a comprehensive background check, which includes mandatory drug testing.

Why Clayco?

• 2025 Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2025 ENR Midwest – Midwest Contractor (#1).
• 2025 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2025 ENR Top 100 Green Contractors – Green Contractor (Top 3).
• 2025 ENR Top 25 Data Center Builders – Data Center Contractor (Top 3).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast-track, efficient solutions for industrial, commercial, institutional, and residential-related building projects.

The Role We Want You For

This position serves as the overall Project Leader for the jobs in which they are involved. Responsibilities range from project set up, project buy out, contract execution and compliance, material procurement, progress tracking, material invoice approval, responsible for project sequencing and scheduling, maintaining and updating schedules, coordination and communication with General Contractor, change order distribution/tracking, coordination with Estimators, cost report job forecasting, overall project fiscal responsibility.

The Specifics of the Role

• Serve as primary contact to customers on projects.
• Establish and maintain schedules with regard to both drawings and delivery. Work with suppliers to ensure that internal schedule is consistent with job schedule and manage schedule changes internally.
• Work closely with accounting to establish and manage a schedule of values for progress billing.
• Coordinate with subcontractors.
• Maintain project budget throughout each project, with profit and loss accountability.
• Identify opportunities for change orders and establish cost where applicable.
• Prepare, issue and track change order status for material above and beyond the original contract.
• Review purchase orders and specifications on new jobs to ensure the scope of work is consistent with the estimate.
• Minimize job site and schedule problems wherever possible and minimize cost impact of potential back charges.
• Ensure department achieves goals through management and leadership mentality.
• Coordination with GC/Owner.
• Mentoring Project Coordinator’s.

Requirements

• 5+ years of experience.
• Bachelors degree in Construction management or Engineer recommended.
• Knowledge of construction principles/practices required.
• Problem-solving skills, with an adaptable and flexible style in working with all types of individuals.
• Project set up, budget planning, buy out, and cost reporting experience is a must.
• Good understanding of critical path scheduling.
• Energetic and highly motivated with a strong sense of urgency.
• Entrepreneurial and self-motivated, with the ability to work equally well on own as well as in a team environment.
• Knowledge and understanding of building construction combined with steel design concepts presented on architectural and engineering drawings.
• Ability to understand construction drawings and specifications.
• Ability to work with Microsoft Office Suite, On-Screen Estimating software and ACC Build.
• Communicates well both verbally and in writing, creates accurate reports, delivers presentations, shares information and ideas with others, has good listening skills.
• Ability to identify, assimilate and comprehend the critical elements of a situation to extract and interpret implications of courses of actions to attend to details of a problem.
• Effectiveness in planning and controlling work, motivating and developing subordinates, improving work methods and results, encouraging and supporting suggestions for work improvements, etc.
• Breaks down problems into smaller components, understands underlying issues, can simplify and process complex issues, understands the difference between critical details and unimportant facts.
• Plans for and uses resources efficiently, always looks for ways to reduce costs.
• Is attentive to detail and accuracy, is committed to excellence, looks for improvements continuously, monitors quality levels, finds root cause of quality problems, owns/acts on quality problems.
• Knows and projects costs to complete accurately. Proactively adjusts budgets and develops solutions to maximize profits.
• Leads through change and adversity, makes the tough call when needed, builds consensus when appropriate, motivates and encourages others.
• Operates within the organization's formal and informal structures, builds allies and relationships across departments, uses allies to build consensus and create results, is appropriately diplomatic, understands others' roles and perspectives, can sell projects and ideas across the organization.
• Anticipates and resolves conflicts, turns team diversity into an advantage, uses unique team talents, defines processes and goals, works for consensus.
• Establishes project goals, milestones, and procedures, defines roles and responsibilities, acquires project resources, coordinates projects throughout company, monitors project progress, and manages multiple projects.
• Inspires and stimulates the best efforts of subordinates in the accomplishment of identified goals.

Some Things You Should Know

• Our clients and projects are nationwide – Travel will be required.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!
• This position is classified as a safety-sensitive role in accordance with applicable state and federal laws. Candidates selected for this position will be subject to a comprehensive background check, which includes mandatory drug testing.

Why Clayco?

• 2024 Best Places to Work – Crain’s Chicago Business, St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2024 ENR Midwest – Midwest Contractor (#1).
• 2024 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2024 ENR Top 100 Green Contractors – Green Contractor (Top 5).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.8 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

About CDC

Clayco’s Consolidated Distribution Company (CDC) uses its extensive relationships to secure competitive pricing and product availability. By negotiating with top brands and manufacturers, CDC provides cost-effective solutions for construction equipment, materials, and finishes. It excels in managing complex projects through strategic sourcing and mass purchasing, offering integrated design, and purchasing power for both internal and external clients.

The Role We Want You For

The primary function of the Structural Steel Estimator, Steel Procurement is to provide accurate bid proposals for Structural Steel and scope analysis for potential construction projects.

The Specifics of the Role

• Responsible for accurate material quantity take-off.
• Develops comprehensive, detailed proposal for the project estimated.
• Maintain project budget throughout each project, with profit and loss accountability.
• Identify opportunities for change orders and establish cost where applicable.
• Prepare, issue and track change order status for material above and beyond the original contract.
• Develop options and recommend best value solutions based on cost, engineering, quality, or availability of materials.
• Additional responsibilities include quote review, project management, and material purchasing.
• Ensure department achieves goals through management and leadership mentality.
• Functions as Lead Estimator.

Requirements

• Bachelors Degree in Construction Management or Engineering discipline preferred.
• 5+ years of experience.
• Knowledge and understanding of Structural Steel and Miscellaneous Metals.
• Knowledge and understanding of building construction combined with steel design concepts presented on architectural and engineering drawings.
• Ability to prepare proposals with minimum supervision.
• Candidates must have a strong understanding of detailed estimating, estimating techniques and cost control.
• Strong written and verbal communication skills. Candidates should be able to clearly articulate bid inclusions, exclusions, and proposal clarifications with owners and subcontractors.
• Must be able to multitask and prioritize responsibilities.
• Review proposals, specifications, drawing, attend pre-bid meetings, etc. to determine scope of work and develop quantity take-offs.
• Develops and maintains relationships with general contractor.
• Responsible for buyout process with Project Manager.
• Knowledge of construction principles/practices required.
• Problem-solving skills, with an adaptable and flexible style in working with all types of individuals.
• Project set up, budget planning, buy out, and cost reporting experience is a must.
• Good understanding of critical path scheduling.
• Energetic and highly motivated with a strong sense of urgency.
• Entrepreneurial and self-motivated, with the ability to work equally well on own as well as in a team environment.
• Ability to understand construction drawings and specifications.
• Ability to work with Microsoft Office Suite, On-Screen Estimating software, and ACC Build.

Some Things You Should Know

• This position will be based out of St. Louis, MO.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!

Why Clayco?

• 2024 Best Places to Work – Crain’s Chicago Business, St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2024 ENR Midwest – Midwest Contractor (#1).
• 2024 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2024 ENR Top 100 Green Contractors – Green Contractor (Top 5).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

The Role We Want You For

The Electrical Preconstruction Manager will participate in all aspects of the preconstruction process for electrical systems to develop accurate, detailed cost estimates with a focus on heavy/ advanced manufacturing, industrial and mission critical projects. This role will be expected to interact with engineers, architects, consultants, subcontractors, suppliers, a multi-discipline estimating team, project supervision, and field personnel.

The Specifics of the Role

• Periodically attend pre-bid meetings to become familiar with unique project requirements and analyze existing site conditions to determine required scope that is not already indicated.
• Review and interpret project documents to determine job-specific material, equipment, and labor requirements for scope development.
• Assist in preparing written scopes of work for subcontracts and suppliers and coordinating electrical scopes with the work of other trades (e.g., civil, structural, architectural, mechanical etc.).
• Participate in pre-proposal design coordination meetings to support the development of pricing documents for conceptual estimates.
• Perform quantity survey of electrical systems and components using digitized software, and apply industry standard labor rates (e.g., MCAA, PHCC, etc.) to support the development of accurate cost estimates.
• Evaluate vendor and subcontractor for conformance with proposal requirements; level scopes and identify low cost/ best value responses while capturing assumptions, rationale, inclusions, exclusions, etc.
• Assist in the preparation of estimates used for bidding and budgeting purposes (including self-performed work); participate in internal estimate review process and assist with final recap of estimate for presentation to senior management.
• Support project management tasks, including budgeting, schedule development, interim design review, change order pricing, procurement, value engineering, and vendor selection based on proposal development.
• Coordinate with project teams to evaluate productivity for historical data and schedule/ cost forecasting purposes.
• Perform quantity survey of completed designs and/ or past projects to support historical cost data collection and analysis.

Requirements

• Bachelor’s Degree in Electrical Engineering, Construction Management, or related field, or a combination of education (including trade schools) and professional experience.
• 5-10 years of experience in construction with 3+ years of experience estimating electrical systems.
• Exhibits inclusive leadership and teamwork behavior, and values diverse perspectives from team members.
• Demonstrated experience in the successful management of bidding process with a preferred emphasis on heavy/advanced manufacturing, industrial and mission critical markets.
• Understanding of complex electrical systems and how to price and schedule them.
• Ability to read and understand electrical drawings and blue models.
• Possesses strong technical writing, math and computer skills with proficiency using standard office software applications such as BlueBeam, Microsoft Excel, Word, and PowerPoint to support estimating efforts.
• Experience using estimating software with a preference for Trimble products.

Some Things You Should Know

• Our clients and projects are nationwide – Travel will be required.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!

Why Clayco?

• 2024 Best Places to Work – Crain’s Chicago Business, St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2024 ENR Midwest – Midwest Contractor (#1).
• 2024 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2024 ENR Top 100 Green Contractors – Green Contractor (Top 5).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $5.8 billion in revenue for 2023, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects.

The Role We Want You For

In this role, you will manage the organization and direction of project construction activities and oversee total site management including supervision of client contractors, field engineering, contract administration, cost and schedule, field procurement, and finance and accounting. Your leadership will ensure project operations are compliant, safe, timely, within scope and budget, and clients are satisfied.

This key project leader for Clayco’s Field Operations team will oversee construction of 100MM - 500MM or more.

The Specifics of the Role

• Responsible for the organization and direction of all on-site construction related activities and the primary contact for all project field activities.
• Ensure construction operations are in compliance with design, specifications, and that construction operations are completed on schedule, within budget and to quality standards.
• Responsible for site management including management of construction subcontractors, professional staff to include field engineering, contract administration, cost and schedule, field procurement, finance and accounting services, and workforce services. Responsible for managing and maintaining detailed daily reports.
• Ensures the development and execution of project automation plan, environmental compliance plan, safety plan, site survey plan, non-manual staffing plan, subcontracting plan, labor strategy, construction execution plan, and job-site work rules.
• Responsible for implementation of Clayco’s safety program, security, housekeeping, and fire protection on the construction site and ensures strict adherence Federal and State safety codes.
• Ensures the field organization is composed of qualified and knowledgeable personnel and ensures effective personnel utilization.
• Establishes and implements construction schedules, methods, manning charts, material, and equipment requirements.
• Responsible for field project performance and analyzes performances for adherence to quality standards and schedules.
• Plans and establishes procedures to ensure all construction operations meet engineering designs and specifications.
• Ensures Clayco’s policies and procedures are fully implemented.
• Establishes project field procedures to be worked in conjunction with the Clayco’s standards, as necessitated by project conditions.
• Collaborates with the jobsite team to ensure labor harmony throughout the project.
• Partners with the project management team to maintain effective client relationship and is the primary contact for client's communication with the field activities.
• Maintains effective relationships with other functional departments.
• Develops, implements, and administers a job-site security plan and coordinates the activities with Clayco’s security department.
• Works with the project management team to participate in all job-site's contractual activities. Participates in contracts and subcontracts negotiations.
• Participates in the development and implementation of a training program to ensure subordinate personnel receives progressive training to enable them to assume additional responsibilities and is responsible for overall development of construction training and any testing as required.
• Works with Clayco’s safety team in the development of the project safety program and ensures strict adherence to Company, federal, state, and local safety regulations.
• Ensures the implementation of an effective community relations plan for the site.
• Ensures required permits and licenses are in place prior to the start of the affected work at site.
• Responsible and accountable for construction license reporting to include construction Logbook entries and required notifications for permit closure.
• Partners with the project management team for the implementation of cost savings methodologies in the Construction organization and the promotion of other continuous improvement processes.
• Ensures development and execution of strategies and plans for project automation, environmental compliance, safety, site surveying, non-manual staffing, contracting, labor strategy, construction execution, and job-site work rules.
• Plans and establishes procedures to ensure construction operations meet engineering designs and specifications.
• Coordinate with the Field Operations Manager for all assignment of Superintendent and Foreman positions.
• Support Superintendent(s) throughout the duration of the job.
• Review project schedules with Superintendents/Foreman.
• Document project field issues that impact budget, quality, or schedule, and provide to the project management team.
• Ensure subcontractor requests for field issues that impact budget, quality, or schedule are documented and are forwarded to the project management team.
• Follow guidelines of the Project Quality Assurance/Quality Control (QA/QC) program written for the job site.

Requirements

• Bachelor's or Master's Degree in Civil Engineering, Construction Management, related technical degree or relevant work experience in lieu of education.
• 20-25 years of relevant experience, with progressive responsibility and technical knowledge both scope and value of project.
• Technical knowledge and experience of relevant construction methods and systems including:
• Utility relocates and slope stability works.
• Full understanding of multiple mission critical platforms.
• Full understanding and working knowledge of high voltage, medium voltage, and low voltage systems. General understanding of BMS and EPMS Systems.
• Full understanding and coordination of Utility relocations, underground medium voltage systems, and BIM modeling coordination of ALL utilities both above and below ground.
• Full understanding and managing of all LOTO procedure's and FOD inspections for all systems.
• Ability to research and understand local codes and jurisdictional requirements for the project.
• Knowledge of project-specific environmental compliance requirements.
• Experience with successful interface management on Data Center/Mission Critical projects.
• OSHA 30 required.
• Ability to walk the job site, climb ladders, and multi-floor scaffolding.
• Ability to lift objects at least 50lbs.

Some Things You Should Know

• This position will service our clients in the St. Louis area.
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!
• This position is classified as a safety-sensitive role in accordance with applicable state and federal laws. Candidates selected for this position will be subject to a comprehensive background check, which includes mandatory drug testing.

Why Clayco?

• 2025 Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.
• 2025 ENR Midwest – Midwest Contractor (#1).
• 2025 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).
• 2025 ENR Top 100 Green Contractors – Green Contractor (Top 3).
• 2025 ENR Top 25 Data Center Builders - Data Center Contractor (Top 3).

Benefits

• Discretionary Annual Bonus: Subject to company and individual performance.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Compensation

• The salary range for this position considers a wide range of factors in making compensation decisions, including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.

About Us:

Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast-track, efficient solutions for industrial, commercial, institutional, and residential-related building projects.

The Role We Want You For

As a Project Cost Manager, you will be assisting in the development and management of the project financial strategy. You will be working directly with the project management team to manage the project budget, costs, change orders, pricing requests, billings, and forecasts. You will be responsible for generating and maintaining reports that provide information to different groups, work with the management team to identify variances, risks and maintain quality control processes to improve project cost procedures and ensuring conformity with management's strategy.

The Specifics of the Role

• Works with all project disciplines to ensure understanding of total project cost budget allowances and targets.
• Review project documents and specifications to accurately identify, develop and track request of change orders (owner and subcontractor related), baseline estimates, potential risk exposures while communicating potential impacts to the financial targets, schedule, and overall project management process.
• Works closely with the accounting department to ensure the correct integration of all information needed to ensure accuracy in billings, payment applications, change orders, direct cost, labor cost, etc.
• Works closely with the project management team, executive management personnel, subcontractors, as well as occasional contact with clients.
• Responsible for cost engineering, cost estimation, cost analysis, and control activities for projects with significant non-routine requirements or for proposal estimating activities which require a moderate degree of technical skill and experience.
• Ensuring quality, accuracy, consistency, spend profile, performing change management, and transparency in all cost management deliverables.
• Take ownership of the cost control function and ensure integrity of the cost and forecast reporting.

Requirements

• Bachelor Degree in Business Administration, Engineering, or Construction Management, or related degree.
• 5-10 years of Project Cost experience.
• Minimum 4 years of experience in the construction industry.
• Knowledge of project development stages, procurement, project controls, and construction execution practices is required.
• Working knowledge of applicable computer software such as PMWeb or similar project portfolio management software, DataServ, Excel, JD Edwards, or related software programs.
• Effective problem-solving skills.
• Results oriented and deliver on customer commitments.
• PMP certification desirable.

Some Things You Should Know

• To serve our Clients in our St. Louis, MO office – some travel will be required
• No other builder can offer the collaborative design-build approach that Clayco does.
• We work on creative, complex, award-winning, high-profile jobs.
• The pace is fast!

Why Clayco?

• Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, Phoenix Business Journal.
• ENR – Top Midwest Contractors (#1), Top Design Build Contractors (#4), Top 400 Contractors (#23), ENR – Top Green Builders (#5).

Compensation and Benefits

• Competitive Annual Salary: Based on qualifications, skills, training, experience, and location.
• Discretionary Annual Bonus: Subject to company performance and individual contribution.
• Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!

Structural Mechanic 4 (Weekend Day Shift) in GAC St. Louis

Unique Skills:

At Gulfstream, our people are at the heart of everything we do. We believe in inspiring and empowering every individual to reach their fullest potential. From workforce development and meaningful connections to a culture of trust, respect, and integrity, we invest in our employees so they can do their best work and achieve success together. Creating and delivering the world's finest aviation experience starts with our people and when our people thrive, so does our mission.

Candidate must be well trained on using sheet metal structures tooling, understand and interpret structural drawings, and have experience on aircraft structural repairs. This shift is primarily a Weekend Day Shift (Friday-Sunday from 6:00am to 6:30pm), but candidate must be willing to work multiple shifts as required.

The base compensation range for this role is $31.19 - $36.38 per hour.

Final compensation for this role will be determined by several factors including but not limited to: minimum and preferred qualifications, knowledge, skills, abilities, education, experience, and location.

Gulfstream employees benefit from a total rewards package that includes competitive compensation, comprehensive benefits plans, wellness programs, paid leave and tuition assistance. Our U.S. benefits package includes:

• Medical, prescription, dental and vision coverage
• Life and disability insurance
• Retirement savings plan
• Employee assistance plan
• Voluntary programs such as adoption assistance, prepaid legal assistance, home and auto insurance, and accident insurance.

1. Use ability as a skilled specialist to contribute to the development of employees and techniques and completes work in innovative and effective ways .
2. Perform assembly and fitting of detail parts and structures and varied drilling and riveting operations; ensures parts/assembly meet requirements .
3. Use complicated schematics/blueprints, engineering drawings and technical instructions to safely perform layout, fabrication, and installation of parts, equipment or fabricated items on aircraft. Coordinate with supervision and Inspection to ensure compliance with internal and FAA paperwork, sign-offs and quality specifications .
4. Ability to move to new tasks with minimal, short-term impact to established goal hours and schedule .
5. Rivet structural assemblies and parts using all tools required. to do the job (e.g. portable riveting guns, pneumatic drills, counter sinks, rivet shavers, files, reamers, rivets). Must display the ability to remove fasteners without damaging structures .
6. Read work orders, blueprints, lofts, sketches, and operation sheets to determine sequence of operations, type size for rivets, hole pattern for rivets, cutand form plastics and follow standard operating procedures when using adhesives, sealants and solvents .
7. Check all work and ensure a defect free assembly prior to final inspection .
8. Mentor, train, and assist other team members in interpretation of blueprints, drawings, and engineering orders; develop methods and shop aids to resolve production installation difficulties and problems .
9. Maintain and use all logs and records (e.g. MIR sheets, DMTs, Crabs, PCOs) .
10. Align and assembles parts to be riveted using jigs, holding fixtures, pins, clamps, and fasteners .
11. Make repairs per Discrepant Material Tags (DMT), Material Review Request (MRR), Production Change Orders (PCO), performs necessary rework to ensure installations meet conformity .
12. Plan and organize workloads and resource requirements to meet or exceed goal hours and schedule expectations. Assist in overseeing projects or other technicians and assesses requirements of assigned tasks to procure required. materials and documentation for assigned tasks .
13. Maintain a neat and orderly work area, supports the company 5S, Lean Initiative Program, and complies with all safety regulations .
14. Support Lean Activities, comply with all safety, 5S, and housekeeping policies.

1. Good working knowledge of computers and related software.
2. Must be able to read and interpret blue prints.
3. Must be skilled in close tolerance work and have knowledge of use of special tools and equipment. Should be able to use all tools required. to do the job.
4. Must be able to use mathematical formulas by solving dimensional problems using fractions, decimal fractions and whole numbers.
5. Thorough knowledge in the use of multiple measuring devices, demonstrated ability to use within specified tolerance.
6. Must be able to work any shift.
7. Must be able to lift 50 lbs.
8. Must be able to climb ladders, stands, stairs and work in small spaces and/or restricted areas.
9. Must be able to read, write, speak, and understand the English language.

Additional Information

Requisition Number: 229842

Category: Operations

Percentage of Travel: Up to 25%

Shift: Weekend Days

Employment Type: Full-time

Posting End Date: 03/18/2026

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Gulfstream does not provide work visa sponsorship for this position, unless the applicant is a currently sponsored Gulfstream employee.

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Gulfstream Aerospace Corporation, a wholly-owned subsidiary of General Dynamics (NYSE: GD), designs, develops, manufactures, markets, services and supports the world's most technologically-advanced business jet aircraft