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 work to weave diversity, equity, and inclusion into our work and foster a sense of belonging throughout the company and within our communities, we constantly ask ourselves: What is our impact on the world? 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. In the role of Mechanical Commissioning Agent/Engineer, we'll count on you to: Perform all phases of commissioning for our clients, under the support of a senior level commissioner, including producing commissioning materials for design phase commissioning, construction phase commissioning, acceptance testing and post acceptance commissioning. Participate in commissioning meetings, maintain project commissioning notes, understand how to work within deadlines and project constraints. Maintain communications with commissioning colleagues, clients and other project stakeholders. Perform site testing of mechanical equipment and electrical systems, as needed. Some travel will be required, based on project assignments. Generate and edit test scripts for basic mechanical equipment. Document results of testing and maintain a non-compliance log. Other duties as assigned. Due to client contract requirements, US citizenship is required.