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.

Environmental, Operations and Construction (EOC) operates within HDR's Federal Business Group, capable of delivering services across all HDR business groups at any location. Our work is performed by our professional staff, scientists and engineers at remote sites, embedded in client office space or our own facilities. EOC delivers quality engineering, environmental, and construction management services at competitive prices.

In the role of Mechanical Engineer, we'll count on you to:

Coordinate the work of the mechanical design team through the schematic design development and contract document phase of a project Establish meetings and participate in reviews with various governing agencies for code compliance Coordinate workload to complete the document on schedule Conduct work sessions at the project site in conjunction with the Project Manager and other disciplines Review mechanical documents for areas of conflict with all disciplines Write and edit mechanical specifications, selects equipment, mechanical systems and devices Coordinate with and assist affected disciplines with addenda, RFIs, CPRs and change orders, and take responsibility to incorporate agreed-upon changes into the project documents Provide construction contract administration as needed Conduct QA/QC on the work of other Mechanical Project Engineers, Mechanical Project Coordinators or Mechanical CAD Technicians as needed Perform other duties as needed Due to client contract requirements, US-born citizenship is required Preferred Qualifications

A minimum of 10 years' experience in mechanical system design of commercial or institutional buildings

Master's degree in Architectural Engineering with Mechanical emphasis Healthcare, Science and Technology and/or Civic facilities experience Experience and/or interest in sustainable design/LEED desired but not required

Required Qualifications

Bachelor's degree in Mechanical Engineering Previous experience in mechanical system design of commercial or institutional buildings

Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license. Experience in commercial or institutional facilities Computer experience using MS Office, Trane TRACE or similar software, manufacturer selection software Previous experience with an architectural/engineering or engineering consulting firm An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe 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.

Our Commitment 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. Primary Location:United States-Mississippi-Biloxi

Industry:Federal Schedule:Full-time Employee Status:Regular

BusinessClass:EOC SR and M Construction Job Posting:Oct 24, 2025

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

USA: We are a Federal Contractor, Affirmative Action and Equal Opportunity Employer. We consider all qualified candidates regardless of minority, veteran, disability, sexual orientation, gender, gender identity or any other status protected by law.

CANADA: We welcome applications from all qualified individuals.

AUSTRALIA: We consider all qualified candidates regardless of gender, ethnicity, country of birth, political or religious affiliation, health status, or any other status protected by law.

At HDR, health and safety matters.

For some positions, you may be required to provide drug and alcohol testing, before or during employment, based on our Drug Testing and Drug Free Workplace Policy.

If you are required to drive for us, we require a valid driver's license and compliance with our vehicle policy.

HDR, Inc.

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