Senior Mechanical Engineer

CRB is a leading provider of sustainable engineering, architecture, construction and consulting solutions to the global life sciences and food and beverage industries. Our more than 1,100 employees provide best-in-class solutions that drive success and positive change for our clients, our people and our communities. CRB is a privately held company with a rich history of serving clients throughout the world, consistently striving for the highest standard of technical knowledge, creativity and execution.

We are seeking a highly experienced and technically proficient Mechanical Engineer IV to lead the design and engineering of HVAC and mechanical utility systems across complex, multidisciplinary projects. This role is responsible for managing the mechanical discipline scope, budget, and schedule through all phases of project delivery—from site selection and master planning to commissioning and startup.

The Mechanical Engineer IV will serve as a technical leader and mentor, overseeing the work of junior and senior engineers and designers. This position requires deep knowledge of mechanical systems, strong coordination skills, and the ability to interface with clients, architects, engineers, construction managers, vendors, and trade partners. Depending on the project, this role may serve as the Lead Mechanical Engineer or Senior Mechanical Engineer, with responsibilities tailored accordingly.

Key Responsibilities

• Lead the mechanical discipline on projects of varying size and complexity, managing scope, budget, and schedule.
• Act as Engineer-of-Record and direct the work of mechanical engineering and design staff.
• Develop and review technical documentation including:• Load calculations, utility assessments, and energy modeling
• Design reports, code evaluations, and equipment specifications
• P&IDs, plans, schedules, and installation details

• Coordinate with internal and external stakeholders to ensure a fully integrated and constructible design.
• Conduct and lead field surveys, identify non-compliant conditions, and support field reporting.
• Provide advanced support during construction, including RFI responses, submittal reviews, punch list development, and progress reporting.
• Drive quality assurance through document reviews and technical verification.
• Mentor and train less experienced engineers and designers.
• Lead system design programming and master planning efforts.
• Support proposal development, task planning, and project scheduling in collaboration with Project Managers.

Minimum Qualifications

• Bachelor’s degree in Mechanical Engineering or Architectural Engineering (mechanical focus) from an ABET-accredited program.
• PE (Professional Engineer) license in good standing.
• Minimum of 10 years of experience for Lead Mechanical Engineer roles.
• Minimum of 15 years of experience for Senior Mechanical Engineer roles.
• Advanced experience in HVAC, mechanical utility, and piping system design and implementation.
• Strong knowledge of mechanical, plumbing, fire protection, and building codes.

Preferred Qualifications

• Experience in life sciences (pharmaceutical, biotech, laboratory) or food & beverage industries.
• Advanced knowledge of GMP manufacturing environments.
• Proficiency in Revit, AutoCAD, and Microsoft Office Suite.
• LEED, WELL, or other sustainable design credentials or experience.
• Familiarity with industry standards such as ASHRAE, SMACNA, ISPE, FDA, ISO, NFPA, and OSHA.
• Advanced experience in plumbing design and field survey leadership.
• Experience using Revit plugins (e.g., Enscape, Unifi) and parametric tools (e.g., Dynamo, Grasshopper, Rhino).
• Strong coordination skills with cross-discipline teams, vendors, and construction partners.
• Intermediate experience troubleshooting mechanical systems.
• Ability to develop and deliver internal training presentations.
• Willingness to travel for client development, project execution, and training opportunities.

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CRB is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity Employer and it is our policy to provide equal opportunity to all people without regard to race, color, religion, national origin, ancestry, marital status, veteran status, age, disability, pregnancy, genetic information, citizenship status, sex, sexual orientation, gender identity or any other legally protected category. Employment is contingent on background screening.

CRB does not accept unsolicited resumes from search firms or agencies. Any resume submitted to any employee of CRB without a prior written search agreement will be considered unsolicited and the property of CRB. Please, no phone calls or emails.

CRB offers a complete and competitive benefit package designed to meet individual and family needs.

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.