Engineering Jobs in Brookfield Cook County, IL

Hanley, Flight and Zimmerman, LLC (HFZ), a patent prosecution law firm located in downtown Chicago, is seeking engineers with industry experience to train to be patent engineers. As a patent engineer at HFZ, you will use your engineering skills to protect a wide range of cutting-edge technologies for some of the most innovative companies in the world. We work with clients within the automotive and aerospace sectors, telecommunications and software industries, with artificial intelligence and wireless technologies, the oil and gas industry and consumer products, as well as, biomedical devices and instrumentation and valve technologies - to name a few.

Patent Engineers can experience rapid career advancement and pay escalation opportunities by becoming patent agents, and attending a part-time law school program with the goal of becoming a patent attorney. This is an in-office, Chicago-based role with hybrid flexibility. This is not a remote position.

Candidates are required to have:

- at least two years of engineering-related work experience,

- the desire to become a patent attorney,

- an ELECTRICAL, COMPUTER, BIOMEDICAL and

MECHANICAL engineering undergraduate degree or COMPUTER SCIENCE degree.

- excellent academic credentials, and

- strong analytical and writing skills.

Candidate Preferences:

- candidates with an official LSAT score - a real plus

- candidates with a Patent Office Registration Number - a real plus

Compensation:

• The salary range for this position is $85,000-$105,000. Actual salary will vary and may be above or below this range based on experience.
• Year-end bonus potential – discretionary and based on productivity.
• Comprehensive Benefits Program includes Health, Life and Disability Insurance and available Dental and Vision insurance.
• 401K plan.
• This is an in-office, Chicago-based role with hybrid flexibility.

- Please provide a cover letter, resume, and any/all of your engineering transcripts.

ATTN:

- Bill O'Connor Recruitment Manager. If using LinkedIn Easy Apply, additional documents (transcript, cover letter) can be emailed to (Bill O'Connor)

- Hanley, Flight & Zimmerman, LLC is committed to diversity as a core value of the

firm. We continue to build an inclusive culture that encourages, supports, and

celebrates the diverse voices of our employees. A diverse and inclusive

workforce enriches our work experience and enhances the value of our legal

services. HFZ is an Equal Opportunity/ M/F/Vet/Disabled Employer.

• Leading the Naval network warfare missions in developing tactics and procedures to realize tactical, strategic and business advantages afloat and ashore
• Driving interoperability with joint, allied and coalition partners
• Building professional excellence through education, training and certification and milestone qualifications
• Optimizing organizational effectiveness through cutting-edge technologies, knowledge management techniques and a culture of innovation
• Helping to develop and deploy information systems, command and control and space systems
• Serving as a key part of the Information Dominance Corps in its mission to gain a deep understanding of the inner workings of adversaries
• Overseeing the work of Information Systems Technicians - Enlisted Sailors (no degree required) who serve as specialists in information technology

• Serving as part of Battle Group staffs on ships at sea
• Working in C4I/Space/Surveillance on shore tours
• Serving on major Navy and joint staffs
• Serving in command of key communication and surveillance facilities around the globe

• Pursuing opportunities at institutions such as Naval Postgraduate School (NPS) or Navy War College (NWC)
• Completing Joint Professional Military Education (JPME) at one of the various service colleges

• Develop, implement, and improve manufacturing processes for electronic products.
• Collaborate with R&D and design teams to ensure designs are manufacturable and cost-effective.
• Identify and troubleshoot production issues, providing effective solutions.
• Support process validation, equipment qualification, and production ramp-up activities.
• Implement Lean Manufacturing and continuous improvement initiatives.
• Develop and maintain work instructions, process documentation, and standard operating procedures.
• Analyze production data to identify trends, inefficiencies, and areas for improvement.
• Support supplier and internal audits related to manufacturing processes.

Qualifications:

• Bachelor’s degree in Electrical Engineering, Electronics Engineering, Mechanical Engineering, or a related technical field.
• 3+ years of experience in manufacturing engineering, preferably in electronics production.
• Strong understanding of PCB assembly, electronic components, soldering processes, and testing.
• Experience with process improvement methodologies: Lean, Six Sigma, Kaizen.

Job Description: Licensed Professional HVAC Design Engineer

Reports To: President

FLSA: Exempt

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

Company Overview

Admiral Heating has been a trusted leader in commercial and industrial HVAC solutions in the Chicagoland area for over 70 years. Specializing in union construction projects and service work, we partner with contractors, developers, and building owners to deliver custom engineered heating, ventilation, and air conditioning solutions. Our reputation is built on quality workmanship, deep industry relationships, and a commitment to long-term customer success.

Admiral Heating operates on EOS (Entrepreneur Operating System). Our Core Values which we require all employees to exemplify are: Safety and Quality First, Intensely Diligent, Own it!, Innovative Approach, Proudly Humble of our Reputation and Exceed Expectations.

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

Job Duties and Responsibilities:

• Develop, review, and approve mechanical system designs for HVAC systems.
• Prepare and certify engineering drawings, technical specifications, and calculations in accordance with applicable standards and regulations.
• Conduct system load analyses, equipment selections, and energy performance evaluations.
• Oversee all phases of project development from concept through construction completion.
• Coordinate with multidisciplinary teams including architectural, electrical, civil, and structural engineering professionals.
• Perform field inspections and provide technical support during construction and commissioning.
• Ensure all designs comply with state and local building codes, ASHRAE, IMC, and NFPA standards.
• Provide technical guidance, mentorship, and quality assurance oversight for junior engineering staff.
• Participate in project meetings, client presentations, and design reviews.
• Maintain a current understanding of emerging technologies, materials, and industry trends relevant to mechanical systems design

Qualifications, Competencies, & Abilities:

• Extensive knowledge of mechanical systems and the ability to design commercial HVAC, duct, and piping systems.
• Proficiency in HAP and E20 software.
• Strong knowledge of AutoCAD and ability to prepare and review detailed drawings.
• Experience in design-build delivery, construction administration, or BIM coordination.
• LEED accreditation or demonstrated experience with sustainable design practices.
• Excellent command of the English language, including grammar, spelling, and written composition.
• Exceptional organizational and time management skills.
• Self-motivated, with the ability to work independently and manage multiple priorities.
• Strong attention to detail and analytical problem-solving skills.
• Effective interpersonal and communication skills, both verbal and written.
• Ability to work collaboratively with individuals at all levels of the organization, including executives.

Physical Demands and Working Environment:

The conditions herein are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential job functions.

• Environment: Work is performed primarily in a standard office environment.
• Physical: Primary functions require sufficient physical ability and mobility to work in an office setting; to stand or sit for prolonged periods of time; to occasionally stoop, bend, kneel, crouch, reach, and twist; to lift, carry, push, and/or pull light to moderate amounts of weight; to operate office equipment requiring repetitive hand movement and fine coordination including use of a computer keyboard; to travel to other locations using various modes of private and commercial transportation; and to verbally communicate to exchange information.
• Vision: See in the normal visual range with or without correction.
• Hearing: Hear in the normal audio range with or without correction.

Education and Experience:

• Bachelor’s degree in Mechanical Engineering MEP
• Active Professional Engineer (PE) license in the State of Illinois
• Fluent with Microsoft Office Suite.
• 7 Plus Years’ experience minimum, 10 Plus preferred
• Extensive knowledge of HVAC, duct work and piping
• Proficiency in HAP, E20, and AutoCAD suite software

Compensation and Benefits

• Base Salary Range $120,000 - $180,000
• Bonus and Profit Sharing up to 30% of base salary
• Fidelity 401k Plan with all fees paid by Admiral
• 401k Safe Harbor Match of 4%
• BCBS PPO and HMO Health Insurance Options (Admiral pays 75%)
• Dental and Vision Plans (Admiral pays 75%)
• Tuition Reimbursement
• Generous PTO Policy
• Paid Holiday’s
• 100% Admiral paid Long and Short Term and Short
• $20,000 Admiral Paid Life Insurance
• Flexible Spending and Dependent Care Accounts
• Employee Assistance Plan
• CTA and Parking Reimbursement
• Employee events throughout the year

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

This job description does not list all the duties of the job. You may be asked by managers to perform other instructions and duties. This job description may be revised from time to time and does not constitute a contract for employment.

Business Development Representative (BDR) (FULL TIME ON SITE)

On-Site | River Grove, IL// 1900 N. 5th Ave.

$60,000 Base | $75,000 OTE

We’ve got the deals. We want more people in the market to know about it.

The Bazaar Inc. is a 65-year-old, family-owned closeout & off-price distributor.

We’re looking for a hungry, energetic, and personable BDR who wants to be part of a growing and successful team — This is a job for someone who wants to dive in and learn how to build a business, and not just make calls.

This role sits at the front of our revenue engine. You create pipeline. You generate opportunity. You fuel growth.

• Follow up on inbound leads daily (speed matters). Our website produces 20-30 warm leads a week.
• Execute outbound calls, emails, and LinkedIn outreach. Connect with Key people in our industry.
• Qualify prospects against ICP through onboarding calls.
• Book showroom visits & meetings for Account Managers.
• Maintain clean CRM and track activity.
• Support our account manager team and receive mentorship from them along the way.

• Strong communicator. A true "People Person"
• Comfortable with high-volume outbound.
• Resilient and competitive.
• Organized and process-driven.
• 0–3 years in sales, BDR/SDR, recruiting, or customer-facing roles.
• A drive to be in sales.

• Outbound activity.
• Meetings booked.
• Qualified opportunities created.
• Lead → opportunity conversion.
• Overall company performance- hitting EBITDA Goals.

• 65-year-old family business with big growth ambitions.
• Performance gets rewarded. We promote from within.
• Learn how real distribution, buying, and selling actually works.
• Work directly with experienced sales leaders.
• Fast-paced, high-accountability culture — no corporate red tape.

$60K Base | $75K OTE

High activity. High accountability. Real upside.

• If you want to build a career, not just collect a paycheck — let’s talk.

Position Overview

The IT Network Engineer at Spotless Brands ("Company") serves as the primary technical owner of our enterprise network architecture across all car wash locations, data centers, cloud services and corporate offices. This role is responsible for designing, implementing, securing, and operating a highly available, scalable, and cost-effective network that supports Point-Of-Sale systems, wash equipment, IoT devices, video systems, guest Wi-Fi, and corporate applications.

This is a hands-on, design-authority role. You will define standards, lead network strategy, and be the escalation point for complex network issues in a geographically distributed, business-critical environment where uptime directly impacts revenue. This role will support our cyber security capabilities and partner with vendors to ensure data and mobile career performance and availability.

This role will be the leader for delivering network services and join an exciting, growing company. You will make a difference in our business and we will invest in you to grow your career!

Key Responsibilities

Network Architecture and Deployment

• Design, implement, and support LAN, WAN, VPN, SD‑WAN, and wireless networks across corporate and retail locations
• Configure and maintain routing, switching, VLAN segmentation, and WAN connectivity
• Support onboarding and integration of newly acquired locations
• Implement scalable network designs aligned with Spotless Brands’ growth strategy
• Retail and Field Network Support
• Ensure reliable connectivity for POS systems, payment processing, tunnel controllers, license plate recognition, video and IoT water monitoring devices
• Support retail uptime requirements and minimize business disruption
• Work with Field IT teams and vendors to deploy network infrastructure at new and existing sites
• Cloud and Hybrid Networking
• Support Azure networking including VNets, VPN Gateway, private endpoints, and hybrid connectivity
• Maintain secure connectivity between on‑premise infrastructure and Azure cloud services
• Support SaaS integrations and secure internet access for distributed locations
• Network Security
• Configure and manage firewall platforms
• Implement network segmentation, VPN access, and secure remote connectivity
• Support cybersecurity initiatives aligned with NIST Cybersecurity Framework and PCI requirements
• Assist with vulnerability remediation and incident response
• Operations and Monitoring
• Monitor network performance, availability, and reliability across all sites
• Troubleshoot and resolve network outages, latency issues, and connectivity failures
• Maintain network diagrams, configurations, and documentation
• Participate in on‑call support rotation
• Vendor and Project Support
• Work with ISPs, managed service providers, and hardware vendors
• Support infrastructure upgrades, cloud migration initiatives, and SD‑WAN rollout
• Participate in technology evaluation and architecture planning

Education and Experience

• Bachelor’s degree in Information Technology, Computer Science, or related field (or equivalent experience)
• 5–10 years of enterprise network engineering experience
• Experience supporting distributed, multi‑site environments
• Strong experience with routing, switching, and firewall configuration
• Experience with enterprise wireless networks
• Experience with VPN technologies and secure remote connectivity
• Experience supporting Azure or hybrid cloud environments

Knowledge, Skills, and Abilities

• Experience with Fortinet, Cisco Meraki, Cisco, or Sonicwall networking platforms
• Experience with Azure networking (VNets, VPN Gateway, ExpressRoute)
• Experience supporting retail or distributed operational environments
• Experience with SD‑WAN solutions
• Network automation experience using PowerShell or Python
• Industry certifications such as CCNA, CCNP, AZ‑700, NSE, or equivalent
• Good organization, time management, and prioritization skills
• Excellent reasoning, analytical, problem-solving, and critical thinking skills
• Strong troubleshooting and root cause analysis skills
• Strong attention to detail

Physical Requirements

• Ability to work at a computer for extended periods of time
• Occasional travel to field sites or business locations as required; travel less than 10%
• May require occasional extended hours during system updates or incident resolution

This job description in no way states or implies that these are the only duties to be performed by the employee(s) in this position. Employee(s) will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments.

All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities. To perform this job successfully, the incumbent(s) will possess the skills, aptitudes, and abilities to perform each duty proficiently. The requirements listed in this document are the minimum levels of knowledge, skills, and abilities.

Spotless Brands and its subsidiaries comply with federal and state disability laws and make reasonable accommodation for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or recruitment process, please contact the Human Resources department and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Human Resources team will respond to your email promptly.

Spotless Brands and its affiliate brands are Equal Employment Opportunity (EEO) employers. Spotless Brands invites all qualified interested applicants to apply for career opportunities. It is the policy of the company to provide equal opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran, disabled status or any other protected group status as defined by and subject to applicable federal, state and local laws. We use E-Verify to check employment eligibility: and

Construction Management Intern for Summer 2026

Why K-Five Construction Corporation?

• 4th Generation Family Owned and Operated
• One of the Largest Asphalt and Concrete paving companies in the Midwest
• Established reputation of high-quality materials and craftmanship
• Collaborative Work Environment
• Safety centered work culture

K-Five Construction has an enduring commitment to innovation, quality, and sustainability, ensuring that the infrastructure we build not only meets, but exceeds the needs of generations to come. Join the team that will shape the roadways and communities of tomorrow. At K-Five Construction, there are opportunities for growth, a supportive work environment, and the chance to tackle some of the most challenging and rewarding projects in the field. With the best talent, equipment, and technology in the industry, K-Five is a world-class place to grow your career and see the impact of your work in Chicagoland and beyond.

Internship Description

The construction management internship positions provide students with an introduction to the road construction business. Internships are available in estimating or project management departments. Additionally, interns will get exposure to other departments such as, field supervision, survey, quality control, and trucking. Tasks will include but is not limited to supporting each department by performing takeoffs, completing paperwork and touring different jobsites to become familiar with construction operations. Interns will be given the responsibilities of a full-time entry level position. We carefully match students to positions related to their academic and career goals.

Duties and responsibilities

• Gain familiarity with plans, specifications and scope of each project managed.
• Calculate take off from plans.
• Create proposals.
• Contribute in pre-construction planning.
• Perform project site visits.
• Work with Quality control and Survey departments.
• Assemble and process project documents.
• Place material orders and other daily communications.

Qualifications

• Students should be enrolled in an accredited Civil Engineering or Construction Management program (other related areas of concentration will be considered).
• Ability to work on multiple projects at one time.
• Must be a self-starter, willing to do what it takes to get the job done.
• Good attention to detail with the ability to recognize discrepancies.
• Strong leadership skills; ability to develop and motivate a project team.
• Highly organized: can handle multiple projects concurrently; demonstrates proficiency in planning needs assessment and communication of both.
• Knowledgeable of Microsoft Excel, Word, and PowerPoint.
• Must possess strong organizational and time management skills.
• Effective verbal and written communication skills.

Working conditions

The working conditions for this job entail a combination of working in an office setting and working in the field. Offsite jobsite visits include working outdoors in various weather conditions including extreme heat. May require evening and weekend work.

Physical requirements

Incumbent is required to sit and stand for extended periods of time, as well as operate a motor vehicle. Ability to occasionally lift up to 25 pounds.

About Us

K-Five Construction is a fourth-generation family-owned business based in Chicagoland. We specialize in general contracting, asphalt and concrete paving, and material production, and are one of the largest contractors in the region. We are committed to sustainable practices and have been a leader in green construction for many years.

Job Description: Senior Account Manager – New Construction & Project Work

Location: Greater Chicagoland Area

Reports To: VP of Sales

FLSA: Exempt

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

Company Overview

Admiral Heating has been a trusted leader in commercial and industrial HVAC solutions in the Chicagoland area for over 70 years. Specializing in union construction projects and service work, we partner with contractors, developers, and building owners to deliver custom engineered heating, ventilation, and air conditioning solutions. Our reputation is built on quality workmanship, deep industry relationships, and a commitment to long-term customer success.

Admiral Heating operates on EOS (Entrepreneur Operating System). Our Core Values which we require all employees to exemplify are: Safety and Quality First, Intensely Diligent, Own it!, Innovative Approach, Proudly Humble of our Reputation and Exceed Expectations.

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

Position Summary

We are seeking an experienced commercial sales relationship-driven Sr. Account Manager to develop and grow business with union contractors and union-operated facilities across the greater Chicagoland market. The role will focus on winning new construction projects and expanding revenue from existing accounts through strategic upsell and cross-sell initiatives. Success in this position will require an in-depth understanding of commercial HVAC and union construction market, a strong network with contractors, brokers, local trades, and the ability to navigate complex bid and negotiation processes.

Qualifications, Competencies, & Abilities:

• Identify, qualify, and secure new construction opportunities with general contractors, mechanical contractors, brokers, and developers to achieve pipeline and quota to meet Gross Profit expectations and review/manage Change Orders.
• Develop strong working relationships with local building trades, union leadership, and decision-makers in the commercial, industrial, and institutional sectors.
• Collaborate with engineering teams to prepare competitive bids that align with labor requirements and project specifications.
• Monitor local bid lists, pre-bid meetings, and project announcements to stay ahead of market opportunities.

Existing Account Growth

• Serve as the primary point of contact for assigned accounts, ensuring high levels of satisfaction and responsiveness.
• Proactively identify opportunities for equipment upgrades, retrofit projects, and energy efficiency enhancements.
• Cross-sell Admiral Heating’s full range of solutions to meet client operational and comfort needs.
• Maintain a consistent presence with customers through job site visits, facility walkthroughs, and strategic review meetings and client office visits with proper cadence.
• Achieve pipeline and quota to meet Gross Profit expectations and review/manage Change Orders.

Market & Relationship Development

• Actively network within Chicago-area trade organizations, and industry associations to strengthen relationships and brand recognition.
• Maintain a thorough understanding of local building codes, energy efficient ROI calculators, and the latest HVAC systems and technology to best serve our clients.
• Represent Admiral Heating at relevant industry events, trade shows, and contractor meetings.

Sales Process & Reporting

• Maintain accurate and timely opportunity, activity, and forecast data in Salesforce CRM.
• Meet or exceed sales goals for both new construction project wins and existing account revenue growth.
• Coordinate closely with internal teams to ensure a seamless transition from project award to execution.

Qualifications

• 10-15 years of experience in HVAC with specific exposure to union markets.
• Established network with Chicagoland contractors, trades, and/or building owners strongly preferred.
• Strong knowledge of the construction process, estimating, budgeting cost and bid preparation.
• Proven track record of developing new business and growing existing accounts in the commercial HVAC market in the Chicagoland area.
• Excellent communication, relationship-building, and negotiation skills.
• Proficiency with CRM (Salesforce) systems and Microsoft Office Suite.
• Self-motivated and results-driven, with the ability to manage multiple priorities independently.
• Structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.

Physical Demands and Working Environment:

The conditions herein are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential job functions.

• Environment: Work is performed primarily in a standard office environment.
• Physical: Primary functions require sufficient physical ability and mobility to work in an office setting; to stand or sit for prolonged periods of time; to occasionally stoop, bend, kneel, crouch, reach, and twist; to lift, carry, push, and/or pull light to moderate amounts of weight; to operate office equipment requiring repetitive hand movement and fine coordination including use of a computer keyboard; to travel to other locations using various modes of private and commercial transportation; and to verbally communicate to exchange information.
• Vision: See in the normal visual range with or without correction.
• Hearing: Hear in the normal audio range with or without correction.

Education and Experience:

• Bachelor’s degree in project management, engineering, finance or business from an accredited college or university or associates in business or accounting preferred.
• Fluent with Microsoft Office Suite.
• 15 Plus Years’ experience in related industry or Project Management field is preferred
• Extensive knowledge of HVAC, duct work, and piping - any candidate that does not have HVAC experience will not be considered.

Compensation & Benefits

• Base Salary range $225,000 - $275,000
• Bonus and Profit Sharing up to 10% of base salary
• Unlimited Commission Opportunity based on Individual Job GP% Performance
• Fidelity 401k Plan with all fees paid by Admiral
• 401k Safe Harbor Match of 4%
• BCBS PPO and HMO Health Insurance Options (Admiral pays 75%)
• Dental and Vision Plans (Admiral pays 75%)
• Tuition Reimbursement
• Generous PTO Policy
• Paid Holiday’s
• 100% Admiral paid Long and Short Term and Short
• $20,000 Admiral Paid Life Insurance
• Flexible Spending and Dependent Care Accounts
• Employee Assistance Plan
• CTA and Parking Reimbursement
• Employee events throughout the year

IF INTERESTED IN THIS POSITION, PLEASE EMAIL RESUME TO:

This job description does not list all the duties of the job. You may be asked by managers to perform other instructions and duties. This job description may be revised from time to time and does not constitute a contract for employment.