Internship Building Commissioning Jobs in Massachusetts

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?

Watch Our Story: ' https://www.hdrinc.com/our-story'

Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

We believe building engineering is more than systems and structures, it’s about powering progress and enabling innovation. As part of HDR’s Building Engineering Services Group, you’ll help design the critical infrastructure that supports the digital age and shapes the spaces where people work, connect, and thrive. From high-performance data centers driving the future of AI to dynamic commercial environments, your work will directly support technological advancement, sustainability, and human experience. We bring together mechanical, electrical, structural, and civil engineering experts to solve complex design challenges with precision, creativity, and collaboration. Whether you're optimizing energy efficiency, integrating resilient systems, or engineering the backbone of next-generation facilities, your contributions will help define the future of the built environment. This isn’t just a job, it’s a chance to lead innovation, engineer impact, and build a legacy of excellence.

In the role of Mechanical EIT/Designer, we'll count on you to:

• Be a contributing team member of the BES mechanical engineering section in the New England region. Primary responsibilities include the design of mechanical systems including both Heating, Ventilation, and Air Conditioning (HVAC) and Plumbing Systems.
• Contribute with basic knowledge and execution of mechanical engineering design concepts, principles, best practices, code compliance, and design guidelines related to mechanical engineering and building design and construction industry and continue to grow expertise.
• Be a contributor to the work of the mechanical design team throughout the full spectrum of project phases including feasibility studies, programming, conceptual design, schematic design, design development, construction documents, construction administration, commissioning, and project close-out.
• Support the development of full design packages including basis of design (design calculations, code summary, owner input, etc.), construction drawings, and construction specifications to fit project requirements.
• Develop sections/elevations for complex equipment, ductwork, and piping areas and complete airside and waterside system flow diagrams.
• Developing understanding of fan and pump curves to properly select equipment for different applications.
• Base understanding of psychrometric calculations for analyzing and selecting HVAC systems and equipment.
• Familiar with HVAC and plumbing system control requirements and intended modes of operation. Provide support of developing control diagrams, point lists, and sequences of operation as part of construction drawings and specifications development.
• Ability to evaluate mechanical equipment sizing and assist with acquiring equipment selections provided via equipment manufacturer representatives.
• Visit project sites to analyze/verify existing conditions, monitor construction progress, and prepare field observation reports.
• Capable of working independently on small projects, or assist more-senior engineers on larger projects.
• Ability to develop HVAC building loads using IES VE, Trane Trace 3D, or other building loads calculation programs designed for HVAC and energy simulation.
• Support the development of life cycle cost analysis (LCCA) reports to select the most cost life cycle cost effective building envelope and MEP system. Evaluate building energy modeling inputs and outputs for energy analysis accuracy.
• Perform other duties as needed.

• Engineer-in-Training (EIT) certification or ability/expectation their EIT for career progression. Candidates hired without their EIT will be titled “Mechanical Designer”
• A minimum of 1 years of experience in the A/E consulting industry or relevant internship/co-op experience. 3 years experience preferred
• Experience designing HVAC and plumbing system design for commercial and/or institutional buildings.
• Experience and understanding of sustainable building design including sustainable design certifications such as LEED AP and/or WELL AP.
• Experience supporting designs for healthcare, education, science and technology and civic/government.
• Experience using IES VE energy modeling software and mechanical manufacturer equipment selection software.
• Preference is given to local candidates.

#LI-AG2

• Bachelor in Mechanical Engineering
• Strong computer skills (Microsoft Office, Trane TRACE or similar software, and equipment selection software)
• An attitude and commitment to being an active participant of our employee-owned culture is a must

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

Full-time

Regular

BusinessClass : Building Mechanical

Aug 17, 2026

At HDR, we are committed to the principles of employment equity.

We are an Affimative Action and Equal Opportunity Employe r. We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.