Senior Mechanical Power Engineer - ( 191364 )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: 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 electricity powers modern life. As part of our Power sector, you'll help shape how electricity is generated, transmitted and delivered as global energy demands grow. From massive data centers to modernizing transmission systems, our industry-recognized engineers and scientists have been at the forefront of grid transformation for more than a century. You'll work side‑by‑side with these experts and contribute to reliable, resilient and sustainable power systems, helping communities thrive and industries expand. This isn't just a job, it's a chance to drive infrastructure forward, power innovation and leave your mark on our energy future.HDR is seeking an experienced Senior Mechanical Engineer to join our Missouri-based Power Generation team. As a Senior Power Mechanical Engineer, you will be joining a highly capable, multi‑discipline team that supports power and energy projects primarily within the utility, IPP, industrial, institutional, and municipal sectors.Primary Duties Leading the project mechanical team and coordinating with other engineering disciplines. Most tasks will be done in a collaborative manner involving engineers and designers from several other disciplines. Communication, leadership, and organizational skills are required to lead a team of engineers, EITs and/or designers.Monitoring and communicating project status.Providing mechanical engineering support for detailed design and owner's engineer projects on both a technical and contractual level.Traveling for site surveys, technical conferences, client meetings, and monitoring of construction. Travel is typically less than 10%.The typical deliverables developed by this individual and/or their team include construction drawings, bid specifications, pipe stress analyses, mechanical equipment sizing calculations, technical memos, bid evaluations, code reviews, feasibility studies, reports, and cost estimates. Project roles will vary based on the size and type of the project, as well as the capabilities, experience, and preferred focus of the engineer. Project roles will consist of lead mechanical engineer, project engineering manager, and project manager.Preferred Qualifications Significant experience with industrial- and utility-scale power generation systems and equipment, and proven ability to plan, schedule, and lead design projects.Significant experience with the design and specification of power generation systems for simple cycle, combined cycle, distributed generation, RICE, CHP, and renewables projects.Required Qualifications Bachelor's degree in EngineeringA minimum of 10 years of experienceProfessional engineering license recognized by the licensing board for the location of the position offered (e.g., PE or P.Eng).Extensive experience in project execution within the Power Market Sector.Proficient computer skills in Microsoft Office as well as standard Power Market Sector design software (examples include PLS CAD, AutoCAD, Plant 3D, AutoPipe, and Revit).An attitude and commitment to being an active participant of our employee-owned culture.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-Missouri-St LouisOther Locations United States-Missouri-Kansas CityIndustry PowerSchedule Full-timeEmployee Status RegularBusinessClass : Power GenerationJob Posting Mar 2, 2026At HDR, we are committed to the principles of employment equity. We are an affirmative action and equal opportunity employee. We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.Ready to learn more? Let's work together to make great things possible.We design solutions to the world's greatest challenges. We're always looking for great talent to join our global teams.#J-18808-Ljbffr