Mechanical Engineer
HDR
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? 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. Watch 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 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 Preferred Qualifications 5-10 years experience in HVAC and plumbing systems design Revit MEP experience preferred Computer experience utilizing MS Office, IESVE, Trane TRACE, or similar 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 Commercial/institutional experience in healthcare, technology/data centers, and/or water-wastewater preferred Master’s degree or other advanced degree in Mechanical Engineering or Architectural Engineering with mechanical emphasis 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-Missouri-Kansas City Other Locations United States-Kansas-Wichita, United States-Missouri-St Louis Industry Building Engineering Schedule Full-time Employee Status Regular BusinessClass Building Mechanical Job Posting Mar 30, 2026 At HDR, we are committed to the principles of employment equity. We are an Affiliation and Equal Opportunity Employer ( We consider all qualified applicants, regardless of criminal histories, arrest and conviction records. #J-18808-Ljbffr HDR
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- ...Job Description Job Description The Design Engineer’s primary responsibilities will be: - Design of special hydraulic and recycling equipment. - Using mechanical aptitude and innovation to solve complex engineering problems - Perform structural analysis and...Suggested
- ...through construction, coordination with the client, utilizing and coordinating internal resources Qualifications: ~ BS in Mechanical Engineering ~2-5 years minimum experience in a related field ~ PE or EIT required ~ LEED Accreditation a plus ~ Proficient with...Suggested
$85k - $115k
...Job Description Job Description Position: Mechanical Engineer III Location: Seattle, WA / Newport, KY / Orlando, FL / Belleville, IL / St. Louis, MO / Milwaukee, WI / Bentonville, AR Years of Experience: 5+ Years About RTM: RTM Engineering Consultants...SuggestedFlexible hours- ...turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across... ...design, and construction. The Role We Want You For The Mechanical Engineer will support the design of mechanical systems for mission...SuggestedFor contractorsCasual workLocal areaFlexible hours
- ...Job Description Job Description POSITION TITLE: ENGINEER I (100300) Unit III REPORTS TO: PRODUCTION MANAGER Position... ...troubleshooting and development and honing applications Mechanical Emphasis Position As directed, design small mechanical systems...Work at office
- ...turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across... ...construction. The Role We Want You For The Entry-Level Mechanical Engineer will support the mechanical design of mission-critical...For contractorsCasual workInternshipFlexible hours
- ...Company Description CRB is a leading provider of sustainable engineering, architecture, construction and consulting solutions to the... ..., creativity and execution. Job Description As a Mechanical Engineer III, you’ll play a key role in designing mechanical...For contractors
- ...Job Description Job Description The Mechanical Engineer maintains responsibility for the mechanical design of Hydromat machines while providing technical support to the customers. This individual generates schedules, machine floorplan drawings, process layouts...Work at officeMonday to FridayDay shift
$80k - $120k
...Job Description Job Description Mechanical Engineer / Project Manager St. Louis, MO Direct Hire/ Permanent Placement $80k-$120k, Hybrid, Full Benefits, Bonuses, 401k match EPC STAFF works with Architectural, Engineering, and Construction Firms and MEP...Permanent employment- ...Job Description Job Description We are seeking a Mechanical Design Engineer. This role is ideal for someone who thrives in a hands-on environment and is experienced with 3D modeling and design for manufacturing. You’ll be involved in projects from concept through...Temporary workFor contractors
- ...contributions truly matter. Be part of something bigger—build your future with us! Under the general direction of the VP of Engineering, the Mechanical Engineer for Manufacturing is a hands-on position that is responsible for implementing, modifying and maintaining...Work at office
- ...turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across... ...and construction. The Role We Want You For The Senior Mechanical Engineer will lead the mechanical design of projects, provide...For contractorsCasual workLocal areaFlexible hours
- ...Description Job Description Description: · Perform necessary engineering functions required for the project to include field... ...designers, drafters, and engineers. · Collaborate with the mechanical Drafter/Designer on the production of construction documents...Temporary workSummer workCasual workLocal areaRemote workFlexible hours1 day per week
- ...Description This individual will provide project management and mechanical (HVAC) design services on a variety of building projects.... ...candidate will have a degree in Architectural or Mechanical Engineering, Professional Registration, and at least 5 or more years of...Casual workFlexible hours
$36.59 - $50.29 per hour
...total building control system. Participates in coordination and release meetings with sales and service operations. Performs value engineering to provide cost effective results while maintaining customer satisfaction. May provide work direction to Service Controls...Hourly payFor subcontractor$36.59 - $50.29 per hour
...total building control system. Participate in coordination and release meetings with sales and service operations. Perform value engineering to provide cost‑effective results while maintaining customer satisfaction. May provide work direction to Service Controls Technician...Hourly payFor contractorsFor subcontractor- Johnson Controls, Inc. is seeking a skilled individual to manage HVAC building control systems in St. Louis. This role focuses on repair, service, design, and operational efficiency of complex building systems, ensuring quality outcomes per industry standards. Ideal candidates...Hourly pay
- ...energy solutions company in St. Louis is looking for a Technical Services Engineer (TSE) I to provide technical authority and direction in project delivery. Candidates should have a Professional Mechanical Engineering license and 4-6 years of experience in engineering design...
$165k - $190k
...Salary: $165,000 - $190,000 JOB SUMMARY: The Director of Mechanical Building Systems will provide overall leadership to the Mechanical... ...design disciplines on select projects. Lead mechanical engineer for select projects; including supervising assigned mechanical...For contractorsWork at office- ...systems. The ideal candidate will have considerable experience in the HVAC industry, advanced computer skills, and a bachelor's degree in engineering is preferred. Competitive salary and comprehensive benefits are provided. #J-18808-Ljbffr YDU JC Air Cond & Ref Inc.- Dubai
- A recognized mechanical and controls contractor in St. Louis, MO is looking for a skilled Controls Applications Engineer. This role involves designing BAS system architecture, evaluating HVAC equipment, and assisting project teams. The ideal candidate has experience in...For contractors
- Colliers is seeking a Lead Building Engineer in St. Louis, responsible for ensuring maintenance systems run efficiently to safeguard clients and properties. This role requires at least 5 years of experience in building maintenance and strong knowledge of HVAC systems....
- A consulting firm in power and energy is looking for a Mechanical Power Engineer in St. Louis. The ideal candidate will have at least 5 years of experience in power generation, a Bachelor's in Mechanical Engineering, and an EIT/PE License. Key responsibilities include design...
- Farnsworth Group is looking for a Sr. Mechanical Engineer of HVAC/Building Systems in St. Louis, MO. In this role, you will manage HVAC, plumbing, and specialty piping design for various facilities. The position requires a Bachelor's in Mechanical or Architectural Engineering...
$22 - $26 per hour
Marriott-International is seeking a Maintenance Engineer II for The Westin St. Louis, offering a competitive wage range of $22-$26/hour based on experience. In this role, you will tackle maintenance tasks such as pipe fitting and equipment repairs, ensuring the smooth...- ...and possess strong communication and organizational skills. The position offers a competitive compensation package, including salary, benefits, and commissions tailored to empower your success. Join this passionate team at Engineered Air! #J-18808-Ljbffr Engineered Air
- ...Massman Construction Co. is seeking a Mid-Career Engineer in St. Louis, Missouri, focusing on on-site project administration and engineering for complex dam and water infrastructure projects. Candidates should have a Bachelor's degree in an engineering-related field,...Contract work
- ...leading technology company in St. Louis is looking for a Quality Engineer II to analyze motor failures and implement quality... ...skills. The ideal candidate will have a Bachelor of Science in Mechanical or Electrical Engineering and 3+ years of experience in quality...Full time
$95k - $115k
...we have a full-time position available for an Industrial HVAC Engineer in the Food & Beverage Group. Responsibilities: Conducting job... ...be required. Requirements: Bachelor’s degree (or higher) in mechanical engineering from an accredited college or university. At...Full timeFor subcontractorH1bVisa sponsorship
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