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.

Our engineering team approaches projects in a holistic manner, considering the interdependence of numerous systems to provide our clients with facilities that optimize operations, maximize cost savings, and reduce incidence of failure. Our engineers understand that each project requires knowledge of intricate construction processes to skillfully blend technical expertise with the experience of our multidisciplinary professional team. We believe that design can elevate the human experience and our goal for each project is an engaged client, empowered stakeholders, and successful solutions.

HDR is looking for a Mechanical Engineer to join our Building Engineering Services team in our Charleston office. The individual will be responsible for:

· Designing mechanical systems for highly integrated facilities, and performing load calculations, static pressure calculations, pump head calculations, and energy analysis.

· Developing mechanical specifications, 3D BIM modeling of systems, and mechanical equipment schedules.

· Working independently with minor guidance on small projects or assist more senior engineers on larger projects.

· Performing field investigation and mechanical inspection for projects.

· Working with the team or outside of the team to complete mechanical system designs for more complex projects.

Preferred Qualifications

Master's degree in Architectural Engineering with Mechanical emphasis
A minimum of 5 years experience in mechanical system design
Experience and/or interest in sustainable design/LEED desired but not required
Prefer proficiency with Revit
High verbal and written communication skills
Local candidates are preferred
*LI-SM1

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.

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