Senior Mechanical Engineer
CRG
Senior Mechanical EngineerThe Senior Mechanical Engineer will be working with in-house Development, Architecture, and Construction teams to provide Mechanical HVAC Design and Quality Assurance on projects for our nationwide clients. Projects will consist of distribution, industrial manufacturing, life sciences, food and beverage, or other industrial process markets for existing building improvements and new construction.The specifics of the role include:Lead mechanical HVAC engineering design and analysis including conceptual and schematic design, feasibility studies, and full construction documentation (drawings and specifications).Design mechanical systems including water, chilled water, HVAC, wastewater, cooling towers/condensers, boiler/steam, hot water, compressed air, and plumbing.Lead and mentor junior level Mechanical Engineers and Designers.Coordinate with equipment vendors, Procurement, and Preconstruction groups throughout the design process to support target-based value designs.Senior Mechanical Engineer is involved from the beginning to foresee preliminary design challenges.Review shop drawings and submittals to ensure compliance with scope of work.Requirements include:Bachelor's Degree in Mechanical Engineering from an ABET accredited university or college.PE License is required to seal engineering documents, with the ability to attain licenses in multiple states.Minimum of 10 years of related HVAC design experience, and knowledge of HVAC Systems Applications and Implementation.Knowledge of building mechanical codes and building material thermal values along with the ability to perform accurate load calculations.Proficiency in AutoCAD required, Revit experience preferred.Some things you should know:No other builder can offer the collaborative design-build approach that Clayco does.We work on creative, complex, award-winning, high-profile jobs.The pace is fast!Why Clayco and LJC?2025 Best Places to Work – St. Louis Business Journal, Los Angeles Business Journal, and Phoenix Business Journal.2025 ENR Top 400 – Top Data Center Contractor (Top 3).2025 ENR Top 100 Design-Build Firms – Design-Build Contractor (Top 5).2025 ENR Top 100 Green Contractors – Green Contractor (Top 3).BenefitsDiscretionary Annual Bonus: Subject to company and individual performance.Comprehensive Benefits Package Including: Medical, dental and vision plans, 401k, generous PTO and paid company holidays, employee assistance program, flexible spending accounts, life insurance, disability coverage, learning & development programs and more!CompensationThe salary range for this position considers a wide range of factors in making compensation decisions including but not limited to: Education, qualifications, skills, training, experience, certifications, internal equity, and location. Compensation decisions are dependent on the facts and circumstances of each case.
- DescriptionThe Senior Mechanical Engineer will lead mechanical design projects and teams to create world-class designs for new projects, alterations and redevelopments within the Life Sciences industry (Pharmaceutical and Biotech). The Senior Mechanical Engineer will lead...SeniorFor contractorsWork at office
- DescriptionBurns & McDonnell is seeking to hire a Senior Mechanical Engineer to support our Power global practice. The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for both new and existing power generation facilities...SeniorFor contractorsWork at office
- ...Senior Mechanical EngineerReports To: Director of EngineeringLocation: St. Louis, MONumber of Direct Reports: 0About Murphy Company: Since... ...YouMurphy Company is currently seeking a Senior Mechanical Engineer or Designer to work in a Design-Build and Design-Assist environment...SeniorFor contractorsWork at officeFlexible hours
- ...Senior Mechanical EngineerFounded in 1975, BR+A Consulting Engineers maintains a total staff of over 500 employees located at our main office in Boston and branch offices in New York, NY; Philadelphia, PA; Vienna, VA (Washington, DC); Coral Gables, FL (Miami); Chicago...SeniorFull timeFor contractorsWork at office
- ...Senior Mechanical EngineerAt HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and... ...ourselves: What is our impact on the world? We believe building engineering is more than systems and structures, it's about powering...SeniorContract work
$110k - $130k
...Senior Mechanical Design EngineerAt Intramotev, we are dedicated to revolutionizing the freight industry by liberating tons of freight from... ...us.Role OverviewWe are seeking a Senior Mechanical Design Engineer to own detailed mechanical design across two adjacent domains...SeniorFull timeWork experience placementRelocation packageFlexible hoursShift work$146.4k - $219.6k
...Senior Mechanical EngineerAt Henderson, we're about more than just buildings. We're about the people, experiences, and longevity of a building... ...-class facilities.Position Summary: A Senior Mechanical Engineer in our Mission Critical practice will have the opportunity to...SeniorFor contractorsCasual workWork at officeFlexible hours- ...Senior Mechanical EngineerSymbiotic Services is seeking a Senior Mechanical Engineer to support complex industrial and commercial projects within a design-build environment. This role combines technical design expertise with project execution. Core Focus Lead mechanical...Senior
- Sr. Mechanical Engineer Saint Louis, MO Full-time Description As a Mechanical Engineer, you will play a critical role in designing and implementing complex industrial process systems or power utility systems. You will have advanced skills in the following areas: problem...SeniorPermanent employmentFull timeTemporary workFor contractorsWork experience placementH1bWork at office
- ...sounds like you, then you should mull over a career with Mullins Mechanical. We are looking for an experienced Project Manager to join... ...in project management or BS/BA degree in Building Science, Engineering, Construction Management, or another related field PMP,...SeniorContract workFor contractorsWork experience placementFor subcontractorRelocation
$136.85k - $185.15k
...Boeing Defense, Space & Security (BDS) Flight Systems Engineering Capability is currently seeking a Senior Vehicle Management Systems (VMS) Hardware Engineer... ...and labs teams to implement and test your designs. Mechanical, Electrical, Aerodynamics, and other engineers are...SeniorPermanent employmentContract workWork experience placementInterim roleImmediate startRelocationVisa sponsorshipWork visaFlexible hoursShift workDay shift- ...Process-Mechanical EngineerOur Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small company environment. We are seeking an experienced...
- ...Engineering Role At The Business Unit LevelCome join a team where people make the difference! As a part of Marmon Holdings, Inc., a highly decentralized organization, we rely heavily on people with the aptitude, attitude, and entrepreneurial spirit to drive our success...Senior
- ...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...SeniorCasual workFlexible hours
- ...Job Description Job Description Description: As a Sr. Mechanical Engineer, you will play a critical role in designing and implementing complex industrial process systems or power utility systems. Your expertise in areas such as high energy piping systems and steam...SeniorPermanent employmentTemporary workWork at office
- DescriptionAs a Mechanical Engineer, you will work on project teams to create world-class designs for new projects, alterations and redevelopments on a variety of power projects. The Mechanical Engineer will work with the project team throughout the design and construction...Contract workWork at office
$75k - $90k
...Mechanical Engineer IILocation: Schaumburg, IL / Albuquerque, NM / Avon, CO / Hunt Valley, MD / Belleville, IL / Boise, ID / Chicago, IL / Corona, CA / Dallas, TX / Davenport, IA / Lakewood, CO / Evansville, IN / Ft. Collins, CO / Ft. Myers, FL / Irvine, CA / Milwaukee...Flexible hours- ...Mechanical Engineer PositionElessent Clean Technologies is a global leader in process technologies to drive sustainability and carbon neutrality in the metal, fertilizer, chemical, and oil refining industries with an unwavering commitment to customer support. We provide...
$100k - $145k
...Mechanical EngineerHanson Values: Integrity | Commitment | Quality | Relationships | InnovationIf you're looking for a firm that encourages... ...communities and our environment.A Day in Life of a Mechanical Engineer at HansonHere's a snapshot of what you would do in this role:...For contractorsInternshipWork at office- ...Job OpportunityGrowing national firm is seeking a Process-Mechanical Engineer for their St. Louis office! Responsibilities: Plan/design water and wastewater systems (pumping, process and mechanical piping, and related valves and process equipment) Deliver quality work...Work at office
$90k
...Mechanical EngineerAt Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving... ...structures, we're helping our clients innovate and grow by designing, engineering, and executing the construction of state-of-the-art...Civilian ContractorFull time- ...Mechanical EngineerAt AION, we're building sci-fi medical devices.Our mission is to bring aging under full biomedical control. We believe... ...fundamentally cannot provide.We're looking for cracked engineers to join us in building machines that make aging optional.The roleAs...
- ...learning, and making a difference! Rimkus is a worldwide leader in Engineering and Technical Consulting. Rimkus experts specialize in... ...Responsibilities:Performs forensic assignments within the field of mechanical engineering expertise based on a scope of work and budget...Odd jobFull timeCasual workWork at officeLocal areaWorldwideMonday to FridayNight shift
- ...quality records • Help improve welding consistency and production quality Requirements • 2-5+ years experience in welding engineering, welding quality, or welding inspection • Experience developing or managing WPS / PQR documentation • Strong knowledge of steel...Local area
- ...Senior Process Manufacturing EngineerThe Senior Process Manufacturing Engineer in our St. Louis, MO location is responsible for establishing the manufacturing process capability for new/reformulated products. In this role you will support the execution of equipment qualification...SeniorTemporary workMonday to Friday
- ...Senior Process Engineer – Liquid SystemsCRB is a leading provider of sustainable Engineering, Architecture, Construction and Consulting solutions... ...initiatives.QualificationsBachelor's degree in Chemical, Mechanical, or Process Engineering (ABET-accredited)5+ years of...Senior
$95k - $130k
...Medical, Dental, Vision, 401K + match Job Details Senior Process Engineer Location: Charleston, IL Lead Engineering. Drive Continuous... .... Qualifications Required Bachelor's degree in Mechanical Engineering, Chemical Engineering, Industrial Engineering,...SeniorFor contractorsWork at officeLocal areaWorldwide- ...drive advance the reputation of our operating companies and brands—together, we make a difference.ResponsibilitiesThe Sr Automation Engineer leverages technology platforms including workflow engines, automation platforms, Artificial Intelligence, and low-code solutions...SeniorCasual workWork at officeWork from homeMonday to Friday
- ...result, we have a full-time position available for a refrigeration engineer. Responsibilities include conducting job-site surveys;... ...have all of the following: Bachelor's degree (or higher) in mechanical engineering from an accredited four-year college or university...Full timeFor subcontractorH1bWork at officeVisa sponsorship
- ...Engineering LeaderClayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction... ...and Piping & Instrumentation Diagrams (P&IDs)Specify process mechanical equipment and support instrumentation design...For contractorsCasual workFlexible hours
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