Mechanical Engineer - (HVAC-Plumbing)

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There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

AECOM is searching for motivated Mechanical Engineer, (HVAC) candidate for our Chelmsford, MA office. This role will support a wide range of projects in HVAC, plumbing and fire protection. 

The responsibilities of the role are:

• Performs specific and limited portions of a broader assignment of an experienced engineer.
• Gathers and correlates basic engineering data using established and well-defined procedures.
• Works on detailed or routine engineering assignments involving calculations and relatively simple tests.
• Proposes approach to solve new problems encountered.
• Identifies discrepancies in results.
• Provides guidance to entry level engineers.
• Performs work in accordance with agreed upon budget and schedule with moderate supervision.
• Attend meetings and communicate the job from concept to completion in design
• Interact with vendors.
• HVAC and plumbing calculations (Trace 700 HVAC Software).
• Create schedules installation details.
• Select equipment - (B&G, Trane, Carrier, Cook, Greenheck, etc). 
• Design HVAC and Plumbing system, including load and mechanical calculations, equipment selection (Boilers, AHU, pumps, Fans, air compressor, heat exchanger, coils, etc).
• Interact with local HVAC manufacturer’s representative during the equipment selection process.
• Prepare mechanical equipment schedule and installation details, including building elevations.
• Size piping and ductwork distribution system.
• Create/edit mechanical & plumbing specifications.
• Respond to contractor RFI (request for information).
• Review & approve/reject contractor submittals/shop drawings based on design documents.
• Performs site visit on existing facilities and new construction.
• Coordinate with others disciplines during the design and construction phases of every assigned project.
• Performs mechanical, plumbing and NFPA codes/standards review.

Minimum Requirements:  

• BA/BS Degree in Mechanical engineering from an accredited program or other related field required and 2 years of demonstrated equivalency of experience and/or education.
• EIT/FE exam or equivalent.
• Experience with AutoCAD. 
• Experience with Revit, BIM360, Navisworks, etc. 
• Experience with HVAC Load Calculation software such as Trace 700, Elite, Carrier HAP.

Preferred Qualifications 

• 5+ years of related experience.
• Ability to work with a diverse team located in the Chelmsford Design Center. 
• Excellent oral and written communication skills. 
• Detail-oriented and technical, yet experienced enough to see the big picture. 
• Experienced, self-directed professional. 
• Must be a highly motivated self-starter with solid writing and verbal communication skills. 
• Strong attention to detail and accuracy of work. 
• Ability to meet quality, schedule and budget expectations. 
• Ability to multi-task and be flexible, along with ability to adapt to project deadlines. 
• Ability to work as a part of a design team and delegate task to junior engineers and CAD/Revit operator 
• Ability to apply passion and enthusiasm for design in a collaborative and progressive team-oriented work environment. 

• Relocation assistance is not available for this role. 
• Sponsorship is not available for this role now or in the future. 

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.