Mechanical engineer [h1.location_city]

Description

Creativity. Innovation. A desire to effect positive change. That's what it takes to work at Fuss & O'Neill - because that's what we do for the communities in which we work : we create, innovate, and design long-lasting improvements that improve quality of life. Quality of life is also important on the job, so we've prioritized work-life balance by offering flexible / remote work opportunities, part-time benefits, and generous PTO. We believe that each day is an opportunity to support one another, to support our clients, and to support our communities. If you feel the same, then you've found your future.

We are seeking an early-career Mechanical Engineer to join our Boston, MA office. This professional will support the planning, design, and documentation of HVAC and building mechanical systems for commercial, institutional, and industrial facilities.

In this role, you will work alongside experienced engineers and project managers to perform HVAC load calculations, equipment selection, and system layouts, develop AutoCAD and Revit design documents, and support projects through design and construction. The position offers hands-on exposure to site investigations, interdisciplinary coordination, and construction administration, along with mentorship and professional development opportunities to support your path toward licensure.

Key Responsibilities

• Assist in the design of HVAC, plumbing, and fire protection systems under the guidance of senior engineers
• Develop and modify mechanical system drawings and BIM models using AutoCAD and Revit
• Research and apply applicable codes and standards, including IBC, IMC, ASHRAE, and NFPA
• Support energy efficiency and sustainability goals, including IECC and LEED requirements
• Participate in site visits to document existing conditions and gather field data
• Coordinate with architectural, structural, electrical, and civil engineering teams to support integrated design solutions
• Prepare technical reports, specifications, design narratives, and construction documents
• Assist with construction administration tasks, including submittal reviews, RFIs, and field inspections
• Support project managers and senior engineers to help deliver projects on time and within budget
• Attend client and internal coordination meetings as appropriate

Skills, Knowledge and Expertise

This is a hybrid role , offering the best of both worlds-collaborate in-office with a high-performing team and enjoy the flexibility of working remotely part of the week. We're committed to supporting work-life balance while maintaining strong team connection and project delivery.

Benefits

Schedule Flexibility : Customize your work schedule to fit your life.

Paid Time Off : Take the time you need to recharge with our generous paid time off policy.

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 Affirmative Action / Equal Opportunity Employer. Fuss & O'Neill participates in the Federal e-Verify program.

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About Fuss & O'Neill

Fuss & O'Neill is a civil and environmental engineering firm that provides client-specific, forward-thinking, and holistic solutions. Since 1924, we have made it our mission to improve the built and natural environments in response to our public and private clients' evolving needs.

Our hiring process

Stage 1 : Applied

Stage 2 : Initial Screening

Stage 3 : 1st Interview

Stage 4 : Offer

Stage 5 : Hired