Senior Mechanical Engineer - Building Systems

Senior Mechanical Engineer - Building Systems

Department: MEP

Employment Type:

Full Time

Location:

Springfield, MA

Compensation: $120,000 - $140,000 / year

We are seeking a Senior Mechanical Engineer to join our growing building systems team and play a key role in the planning, design, and delivery of complex mechanical systems for a diverse portfolio of projects. This position offers the opportunity to lead high‑impact work across commercial, industrial, education, and municipal facilities while collaborating with a multidisciplinary team of engineers, architects, and designers.

The ideal candidate is a seasoned mechanical engineer with strong technical expertise in HVAC, plumbing, and fire protection systems, a passion for mentoring junior staff, and the ability to manage projects from concept through construction. This role combines hands‑on engineering, project leadership, and client engagement, making it well suited for a professional looking to take the next step in their career within a collaborative and forward‑thinking environment.

This position may sit fully remote with travel as needed to job sites within the Northeast.

• Lead mechanical design and serve as project manager for building systems projects, including HVAC, plumbing, and fire protection systems.
• Develop and review construction documents, technical specifications, and cost estimates.
• Ensure designs comply with applicable codes, standards, and client requirements (e.g., ASHRAE, local building codes).
• Manage project scope, schedule, and budgets for assigned projects.
• Serve as the primary point of contact for select projects, building and maintaining strong client relationships.
• Coordinate and manage multi-disciplinary design teams, including internal civil, structural, and electrical staff.
• Oversee construction administration activities, including submittal review, responses to RFIs, and site visits.
• Lead and participate in internal and external project meetings, maintaining clear communication with clients, consultants, and contractors.
• Support proposal development, level‑of‑effort estimating, and project planning.
• Mentor junior engineers and contribute to technical development within the mechanical team.

• Bachelor’s degree in mechanical engineering or a related field.
• 10+ years of experience in mechanical engineering design for building systems (HVAC, plumbing, and fire protection).
• Professional Engineer (PE) license required.
• Proficiency in AutoCAD and Revit for MEP design.
• Strong knowledge of HVAC systems, plumbing systems, fire protection, and applicable building codes and ASHRAE standards.
• Experience managing projects through design and construction phases.
• Excellent written and verbal communication skills and the ability to collaborate effectively with clients and project teams.
• Proficiency in Microsoft Word, Excel, and Outlook.
• Familiarity with BIM coordination tools preferred.
• Ability to travel to job sites in CT, MA, and RI.

This position may be open to a flexible, part‑time arrangement of 20+ hours per week. Candidates seeking a reduced schedule are encouraged to apply.

• Schedule Flexibility
  :
  Customize your work schedule to fit your life.
• Health & Wellness
  :
  Comprehensive health benefits to keep you and your family healthy.
• Continuous Learning
  :
  Access to online courses, conferences, and learning materials to fuel your professional growth.
• Paid Time Off
  :
  Take the time you need to recharge with our generous paid time off policy.
• Career Advancement
  :
  Clear paths for promotions and the opportunity to take on new challenges.
• Fun Team Culture
  :
  Regular team‑building activities, happy hours, and company outings.

Visa sponsorship is NOT available for this position.

All offers are contingent upon a successful criminal background check. Fuss & O'Neill, Inc. is proud to be an Affirmitive Action/Equal Opportunity Employer. Fuss & O’Neill participates in the Federal e-Verify program.