Engineering Structures Jobs in Boston Remote

About the Role

The ideal candidate has hands-on experience in Cesium chloride (CsCl) density gradient ultracentrifugation, ion-exchange chromatography, affinity purification, and tangential flow filtration (TFF), with a strong understanding of purification principles and data analysis.

Responsibilities

• Execute purification processes including CsCl density gradient ultracentrifugation, affinity chromatography (e.g., AVB, CaptureSelect), ion-exchange chromatography (AEX, CEX), and other polishing steps.
• Operate AKTA systems (Avant, Pure, or Pilot) for small- to large-scale purification runs.
• Perform TFF operations for buffer exchange and concentration of intermediate or final products.
• Support experimental design, data collection, and documentation following established procedures and GMP/GLP best practices.
• Assist in troubleshooting and optimization of purification processes.
• Analyze in-process and purified samples using relevant analytical methods (e.g., UV, SDS-PAGE, ddPCR, ELISA, or HPLC).
• Collaborate cross-functionally with upstream, analytical, and manufacturing teams.
• Maintain lab equipment, manage buffers and column inventory, and ensure compliance with safety and documentation standards.

Qualifications

• Education: Master’s degree in biology, biochemistry, chemical engineering, biotechnology, or related field.
• Experience: Minimum 2 years of hands-on purification experience in an academic or industry setting.

Required Skills

• Strong knowledge and practical experience with CsCl density gradient ultracentrifugation, ion-exchange, and affinity chromatography.
• Familiarity with buffer preparation.
• Understanding of basic analytical methods for product characterization.

Preferred Skills

• Strong attention to detail and excellent documentation habits.
• Effective communication and teamwork skills.
• Ability to manage multiple tasks and meet project timelines.

Preferred Qualifications

• Experience in AAV or other viral vector CsCl density gradient and column purification.
• Experience with AKTA systems and Unicorn software.

Location: Boston + Somerville, MA

Type: Full-time

Reports to: Project Manager and VP of Real Estate

Role Summary

Rafi Properties is seeking an Assistant Construction Project Manager (ACPM) to support planning, coordinating, and executing construction projects from pre-construction through completion. This role ensures that projects are completed on time, within budget, and in compliance with safety and quality standards. The ACPM acts as a liaison between stakeholders, tenants, subcontractors, vendors, and on-site personnel. 

Key Responsibilities:

Project Planning & Coordination

• Assist in developing and maintaining project schedules and work plans.
• Coordinate with architects, engineers, consultants, and contractors to ensure timely delivery of project milestones.
• Organize and attend project meetings, record minutes, and follow up on action items.

Documentation & Reporting

• Manage project documentation, including contracts, RFIs, submittals, change orders, and drawings.
• Maintain up-to-date records of daily progress reports, meeting notes, and project correspondence.
• Track and update project budgets and cost reports in collaboration with the Project Manager.

Procurement & Vendor Management

• Assist in sourcing and procuring materials, equipment, and subcontractor services.
• Issue purchase orders and manage vendor/subcontractor invoices in accordance with budget.
• Follow up with suppliers and subcontractors to ensure timely delivery of goods and services.

Site Coordination & Quality Control

• Conduct regular site visits to monitor progress, safety, and quality control.
• Work with superintendents and site supervisors to resolve on-site issues.
• Ensure adherence to safety regulations and company policies.

Risk Management

• Identify potential issues or delays and work with the Project Manager to resolve them.
• Assist in preparing and implementing risk mitigation plans.

Qualifications:

Education & Experience

• Bachelor’s degree in Construction Management, Civil Engineering, or related field preferred.
• 3–5 years of experience in construction project coordination or management.
• Experience in construction and owner’s project management is a plus.
• Up to 60% travel required from site-to-site as required by projects.
• Valid driver’s license required.

Skills & Competencies

• Strong organizational and time-management skills.
• Excellent written and verbal communication.
• Ability to read, interpret, and value-engineer construction drawings and specifications.
• Proficiency in construction management software (e.g., Procore, Buildertrend, MS Project) and MS Office Suite.
• Familiarity with construction contracts (AIA, GMP, etc.) is a plus.

Why Rafi Properties 

Rafi is a global real estate owner, operator and investor with HQ in Boston and Hong Kong. We believe today’s market rewards those who can think institutionally while acting nimbly. We move with urgency when opportunity presents itself and exercise patience when long-term value demands it. In a rapidly changing world, flexibility, discipline, and a long-term mindset are core to how we create alpha — and to the people we look to build with us.

Interested candidates should submit resumes to:

Suffolk is a national enterprise that builds, innovates, and invests. We provide value across the entire project lifecycle through our core construction management services and complementary business lines in real estate investment, design, self-perform construction, and technology start-up investment (Suffolk Technologies). By integrating data, artificial intelligence, and advanced technology through our Seamless Platform, we connect design, construction, and operations to deliver smarter, more predictable results and redefine how America builds.

Suffolk – America’s Contractor – is a national company with more than $8 billion in annual revenue, 3,000 employees, and 17 offices, including Boston (headquarters), New York City, Miami, West Palm Beach, Tampa, Estero, Dallas, Los Angeles, San Francisco, San Diego, Las Vegas, Herndon, U.S. Virgin Islands, and other key markets. Suffolk manages some of the most complex and transformative projects in the country, serving clients across healthcare, life sciences, education, gaming, aviation, transportation, government, mission critical, and commercial sectors. Suffolk is privately held and is led by founder, chairman and CEO John Fish. Suffolk is ranked #8 on ENR’s list of “Top CM-at-Risk Contractors.” For more information, visit and follow Suffolk on Facebook, Twitter, LinkedIn, YouTube, and Instagram.

Role:

The Mission Critical Center of Excellence manages billions of dollars in projects annually, specializing in data center and mission-critical construction for leading technology and telecommunications clients across the United States. Focused on fast-paced, MEP-intensive projects, the group is recognized for delivering complex solutions while offering significant opportunities for career advancement within the thriving mission-critical construction industry.

The Director of Estimating is responsible for managing the Mission Critical Estimating team, including identifying bid opportunities, managing the bid process, delivery of bids, staff development, making cost adjustments and assigning estimating personnel and resources.

This position can be located in Boston, MA, or Herndon, VA.

Responsibilities:

Department and Staff Management:

• Assign Estimating team members to projects. Balance and manage time of staff.
• Lead bid strategies.
• Create estimating templates and tools to increase overall effectiveness of the department.
• Create monthly estimating reports to track estimating success.
• Create and track the Mission Critical Estimating budget.
• Perform strategic and business planning for the department.
• Attend executive staff meetings.
• Develop talent on the Mission Critical Estimating team by coaching and providing feedback, and performing annual performance reviews. Create individual development plans for each staff member’s career growth.

Unit Cost Pricing:

• Prepare detailed take off of materials by clearly understanding the complexity of the scope(s) of work as shown on the construction documents.
• Prepare detailed labor estimates utilizing production hours, crews and equipment.
• Organize the material and labor information for pricing.
• Solicit material prices from suppliers.
• Obtain current labor rates.
• Prepare unit prices by "Building the Project in your Head."
• Verify and compare your unit prices or the price of a system with a subcontractor and previous similar estimates.
• Review all unit pricing on projects prepared by the Estimator. Make changes as required.
• Understand the influence of market conditions on pricing.
• Track all current market conditions.

Bid Activities:

• Review or compile GC's with the Senior Estimator and review with senior management.
• Assure on time delivery of bids and estimates, reviewing final plans and specifications with the Estimating team.
• Review of subcontractor selection and scopes and subcontractor/trade close outs on bid day.
• Review scope sheets and pricing with Estimating team members, ensuring that trade summary ties into bid form.
• Close out the subcontractor bid process.
• Review plans and specs with the lead Estimator.
• Assist the lead Estimator in directing additional staff assignments on bid day.
• Manage bid day activities by ensuring completion of bid forms, managing the clock and trying to develop a competitive advantage.
• Follow up with the client regarding bid results.
• Make Subcontractor, A/E fees, overhead, and fee recommendations to upper management.
• Identify pre-construction fees for Suffolk, where applicable

Qualifications:

• Bachelor’s Degree, preferably in Civil Engineering, Construction Management, Architecture or related field
• 15+ years of experience estimating Mission Critical projects
• Quantity Surveys, Take off skills, Computer Skills
• Working knowledge of Excel spread sheets, and Word processing programs
• Ability to work with and manage a team
• Understanding of Construction Documents specific to Mission Critical projects
• Knowledge of the contents of each CSI section.
• Ability to read & interpret blue prints in order to understand the scope of work at SD, DD and CD phases of design.
• Ability to coordinate construction document plans, details and specifications.
• Ability to apply CD details to a conceptual set of documents to capture all cost impacts of the details.
• If called to the table or awarded the bid, review the estimate and discuss strategy with the team for any holes, value management, or potential profit pockets

While performing the duties of this job, the employee is regularly required to sit for long periods of time; talk or hear; perform fine motor, hand and finger skills in the use of a keyboard, telephone, or writing. The employee is frequently required to stand; walk; and reach with arms and/or hands. Specific vision abilities include close vision, distance vision, depth perception and the ability to adjust focus. The employee will spend their time in an office environment with a quiet to moderate noise level. Job site walking.

Suffolk provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, pregnancy or maternity, national origin, citizenship, genetic information, disability, protected veteran, gender identity, age or any other status protected by law. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation, benefits, and all other terms and conditions of employment. Suffolk will not tolerate any unlawful discrimination toward, or harassment of, applicants or employees by anyone at Suffolk, or anyone working on behalf of Suffolk.

Suffolk is a national enterprise that builds, innovates, and invests. We provide value across the entire project lifecycle through our core construction management services and complementary business lines in real estate investment, design, self-perform construction, and technology start-up investment (Suffolk Technologies). By integrating data, artificial intelligence, and advanced technology through our Seamless Platform, we connect design, construction, and operations to deliver smarter, more predictable results and redefine how America builds.

Suffolk – America’s Contractor – is a national company with more than $8 billion in annual revenue, 3,000 employees, and 17 offices, including Boston (headquarters), New York City, Miami, West Palm Beach, Tampa, Estero, Dallas, Los Angeles, San Francisco, San Diego, Las Vegas, Herndon, U.S. Virgin Islands, and other key markets. Suffolk manages some of the most complex and transformative projects in the country, serving clients across healthcare, life sciences, education, gaming, aviation, transportation, government, mission critical, and commercial sectors. Suffolk is privately held and is led by founder, chairman and CEO John Fish. Suffolk is ranked #8 on ENR’s list of “Top CM-at-Risk Contractors.” For more information, visit and follow Suffolk on Facebook, Twitter, LinkedIn, YouTube, and Instagram.

The Role:

The primary responsibility of the Senior Preconstruction Manager is to intake and steer construction opportunities through the RFP stage of estimating and preconstruction, all the way through a successful buyout and purchasing phase, before turning the project over to Operations. The Senior Preconstruction Manager will coordinate heavily with Corporate Operational leadership and resources, as well as the Estimating team for the purpose of submitting comprehensive proposals during the project pursuit and pre-construction phases. The successful candidate will be able to identify, coordinate, and communicate proposal development between all internal and external stakeholders.

Responsibilities:

• Coordinate all project pursuit and pre-construction deliverables from commencement of project pursuit with Corporate, Operational leadership and Estimating
• Review project documentation for quality, content, and constructability
• Identify all required deliverables for the project pursuit / pre-construction effort, and make assignments to the appropriate internal/external stakeholder
• Manage the project pursuit / pre-construction effort timeline, setting deadlines as required to ensure an on time and quality deliverable to the client
• Coordinate with corporate marketing to develop proposal documents as required
• Actively manage the client during the project pursuit / pre-construction effort and maintain a strong relationship throughout to help ensure success
• Assure potential risk factors have been evaluated and reviewed with management
• Coordinate constructability resolutions and request pricing of alternative design concepts
• Ensure preliminary construction schedules are developed in accordance with estimates
• Review cost models during the pre-construction and bidding period
• Assist with contract documents
• Consult with Operation leadership, scheduling, estimating, legal, cost control, and procurement activities
• Monitor design progress for compliance with defined cost, schedule, and quality criteria for the purpose of revising proposals and coordinating resolution of constructability issues during design

Qualifications:

• Degree in Construction, Engineering, or related field desired
• Minimum 10 years of experience in Construction
• Preferred multidisciplinary experience in several (but not all) of the following areas: Preconstruction, Estimating, and Operations
• Estimating and scheduling experience desired
• Experience using computer-based estimating systems desired
• Strong written and verbal communication skills required
• Adept at problem-solving in a manner that avoids conflicts between parties
• Represent the company in a positive manner
• Coordinate the responsibilities of others in the preparation of estimates and budgets
• Understand client-specific standards

While performing the duties of this job, the employee is regularly required to sit for long periods of time; talk or hear; perform fine motor, hand and finger skills in the use of a keyboard, telephone, or writing. The employee is frequently required to stands; walk; and reach with arms and/or hands. Specific vision abilities include close vision, distance vision, depth perception and the ability to adjust focus. The employee will spend their time in an office environment with a quiet to moderate noise level. Job site walking.

Suffolk provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, pregnancy or maternity, national origin, citizenship, genetic information, disability, protected veteran, gender identity, age or any other status protected by law. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation, benefits, and all other terms and conditions of employment. Suffolk will not tolerate any unlawful discrimination toward, or harassment of, applicants or employees by anyone at Suffolk, or anyone working on behalf of Suffolk.

Suffolk is a national enterprise that builds, innovates, and invests. We provide value across the entire project lifecycle through our core construction management services and complementary business lines in real estate investment, design, self-perform construction, and technology start-up investment (Suffolk Technologies). By integrating data, artificial intelligence, and advanced technology through our Seamless Platform, we connect design, construction, and operations to deliver smarter, more predictable results and redefine how America builds.

Suffolk – America’s Contractor – is a national company with more than $9 billion in annual revenue, 3,000 employees, and 17 offices, including Boston (headquarters), New York City, Miami, West Palm Beach, Tampa, Estero, Dallas, Los Angeles, San Francisco, San Diego, Las Vegas, Herndon, U.S. Virgin Islands, and other key markets. Suffolk manages some of the most complex and transformative projects in the country, serving clients across healthcare, life sciences, education, gaming, aviation, transportation, government, mission critical, and commercial sectors. Suffolk is privately held and is led by founder, chairman and CEO John Fish. Suffolk is ranked #8 on ENR’s list of “Top CM-at-Risk Contractors.” For more information, visit and follow Suffolk on Facebook, Twitter, LinkedIn, YouTube, and Instagram.

At Suffolk, we believe that our total rewards program should offer you and your family the support you need when it matters most. That’s why we have created a program that provides employees with access to a wide variety of options that can be personalized to support you and your loved ones physically, emotionally, and financially.

Benefits include, competitive salaries, auto allowances and gas cards for certain roles, access to market leading medical and emotional and mental health benefits, dental, and vision insurance plans, virtual care options for physical therapy and primary care, generous paid time off, 401k plan with employer match and access to expert financial resources, company paid and voluntary life insurance, tax deferred savings accounts, 10 backup daycare days each year, short- and long-term disability, commuter benefits and more. For more information, click here.

The Role:

The primary responsibility of the Preconstruction Manager is to intake and steer construction opportunities through the RFP stage of estimating and preconstruction, all the way through a successful buyout and purchasing phase, before turning the project over to Operations. The Preconstruction Manager will coordinate heavily with Corporate Operational leadership and resources, as well as the Estimating team for the purpose of submitting comprehensive proposals during the project pursuit and pre-construction phases. The successful candidate will be able to identify, coordinate, and communicate proposal development between all internal and external stakeholders.

Responsibilities:

• Coordinate all project pursuit and pre-construction deliverables from commencement of project pursuit with Corporate, Operational leadership and Estimating
• Review project documentation for quality, content, and constructability
• Identify all required deliverables for the project pursuit / pre-construction effort, and make assignments to the appropriate internal/external stakeholder
• Manage the project pursuit / pre-construction effort timeline, setting deadlines as required to ensure an on time and quality deliverable to the client
• Coordinate with corporate marketing to develop proposal documents as required
• Actively manage the client during the project pursuit / pre-construction effort and maintain a strong relationship throughout to help ensure success
• Assure potential risk factors have been evaluated and reviewed with management
• Coordinate constructability resolutions and request pricing of alternative design concepts
• Ensure preliminary construction schedules are developed in accordance with estimates
• Review cost models during the pre-construction and bidding period
• Assist with contract documents
• Consult with Operation leadership, scheduling, estimating, legal, cost control, and procurement activities
• Monitor design progress for compliance with defined cost, schedule, and quality criteria for the purpose of revising proposals and coordinating resolution of constructability issues during design

Qualifications:

• Degree in Construction, Engineering, or related field desired
• Minimum 5 years of experience in Construction
• Preferred multidisciplinary experience in several (but not all) of the following areas: Preconstruction, Estimating, and Operations
• Estimating and scheduling experience desired
• Experience using computer-based estimating systems desired
• Strong written and verbal communication skills required
• Adept at problem-solving in a manner that avoids conflicts between parties
• Represent the company in a positive manner
• Coordinate the responsibilities of others in the preparation of estimates and budgets
• Understand client-specific standards

While performing the duties of this job, the employee is regularly required to sit for long periods of time; talk or hear; perform fine motor, hand and finger skills in the use of a keyboard, telephone, or writing. The employee is frequently required to stands; walk; and reach with arms and/or hands. Specific vision abilities include close vision, distance vision, depth perception and the ability to adjust focus. The employee will spend their time in an office environment with a quiet to moderate noise level. Job site walking.

Suffolk provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, pregnancy or maternity, national origin, citizenship, genetic information, disability, protected veteran, gender identity, age or any other status protected by law. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation, benefits, and all other terms and conditions of employment. Suffolk will not tolerate any unlawful discrimination toward, or harassment of, applicants or employees by anyone at Suffolk, or anyone working on behalf of Suffolk.

Are you ready to elevate your career while helping others unlock their highest potential?

Do you believe in work that aligns with purpose, offers autonomy, and creates real, lasting impact?

Welcome to The Life You Love Global Solutions — a values-driven division of The Life You Love Coaching, dedicated to transforming lives around the world. As we continue to grow, we’re looking for a visionary Performance Manager who’s passionate about leading with purpose and helping others produce measurable results.

What You’ll Do as a Performance Manager:

Optimize Human & Business Potential:

• Support a growing team of consultants in achieving performance benchmarks and transformational goals.
• Identify growth opportunities and help implement strategic improvements in workflow, personal & business development, and accountability.
• Monitor performance metrics that drive results and align with heart-centered values.

Empower & Develop Talent:

• Provide coaching, mentorship, and support to team members, helping them grow into their full potential.
• Lead with empathy, clarity, and inspiration—championing personal growth alongside professional excellence.
• Review performance and offer optimized development plans.

Drive Operational Excellence:

• Collaborate with team members to implement scalable systems and performance tools.
• Use CRM and project management platforms to ensure efficient and aligned team operations.
• Foster a results-driven culture that promotes well-being and living on purpose.

You Might Be a Fit If You:

• Are deeply committed to growth—yours and others'.
• Thrive in a high-impact environment with a balance of structure and autonomy.
• Communicate with intention, empathy, and influence.
• Have experience in coaching, consulting, team leadership, or operations management.
• Understand how to motivate individuals toward results that matter.

What You’ll Gain:

• Purpose-Driven Work: Lead transformational change.
• Flexibility: Design a schedule that fits your lifestyle—remote, part-time or full-time.
• World-Class Training: Access to leading-edge frameworks, mentorship, and tools for your success.
• A Global Community: Join a team of conscious professionals who lift each other up and lead from the heart.
• Real Growth: Expand your leadership capacity while building a meaningful, fruitful, long-term career.

Why This Role is Different:

This isn’t just about managing performance—it’s about empowering it. You’ll be leading in a way that changes lives, including your own.

If you’re ready to align your career with your calling and lead others toward personal and professional excellence—we’d love to hear from you.

Apply Now

Become part of something bigger. Take the first step toward a purposeful, abundant, high-impact future with The Life You Love Global Solutions.

• Work with a dynamic team supporting critical financial data management platforms.
• Engage in hands-on development and configuration of EDM components including UI, workflows, and data validation logic.
• Collaborate closely with data analysts and business stakeholders to deliver governed, high-quality data solutions.
• Opportunity to develop and lead a critical Private Markets data solution; to deepen expertise in private market data and enterprise data management best practices.

• Develop, configure, and maintain Markit / S&P EDM  components such as UI screens, workflows, data flows, rules, and data validation/enrichment logic.
• Build and enhance EDM UI components to support operational and data management workflows.
• Design, optimize, and maintain SQL queries, views, and stored procedures for data transformation, validation, and reporting purposes.
• Support data ingestion processes and publishing workflows within EDM to downstream consumers.
• Troubleshoot and resolve data issues, UI problems, and workflow failures across multiple environments within EDM.
• Collaborate with data management teams and business stakeholders to gather and implement data requirements within EDM.
• Ensure EDM solutions is in compliance with data governance, data quality standards, and audit requirements.
• Participate actively in code reviews, documentation efforts, and knowledge sharing within the team.

• Hands-on experience with Markit / S&P EDM  platform development and configuration.
• Strong proficiency in SQL, including writing complex queries, views, and stored procedures.
• Experience developing and maintaining EDM UI components and configuring data workflows.
• Solid understanding of data ingestion, validation, and publishing workflows in an enterprise data environment.
• Understanding of Private Markets fund structures, investment patterns, and core data
• Ability to troubleshoot and resolve technical issues related to data, UI, and workflows.
• Familiarity with data governance, data quality frameworks, and audit processes.
• Strong collaboration skills to work effectively with data analysts, business users, and technical teams.
• Excellent communication skills and attention to detail.

• Experience in financial services organizations that service private markets and/or private market asset managers
• Knowledge of additional data management tools or platforms.
• Experience in creating or owning version control, code review processes, as well as agile development methodologies.

• Be part of a forward-thinking team driving innovation in private markets data management.
• Work on impactful projects that support critical financial data operations.
• Opportunities for professional growth and skill development in a supportive environment.

Estimated Min Rate: $65.00

Estimated Max Rate: $85.00

What’s In It for You?
We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh’s network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh’s extensive talent community that will provide you with access to Yoh’s vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include:

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• MetLife Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

By applying and submitting your resume, you authorize Yoh to review and reformat your resume to meet Yoh’s hiring clients’ preferences. To learn more about Yoh’s privacy practices, please see our Candidate Privacy Notice:  working/work at home options are available for this role.