• Boeing (Hazelwood, MO)
    …Boeing Defense, Space & Security (BDS) has an exciting opportunity for a Lead Subsystems Mechanical Design & Analysis Engineer to join our Air Dominance team in ... Responsibilities: Direct the development and documentation of large scale, complex mechanical and fluid system and thermal environment requirements to establish the… more
    JobLookup XML (12/31/25)
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  • Boeing (St. Charles, MO)
    …Find your future with us. The Boeing Test & Evaluation (BT&E) team is seeking a Mechanical Systems Design & Analysis Engineer to join our team in Saint Charles, ... MO . On the BT&E Test Operations & Engineering team, the design engineer has the primary responsibility for the synthesis of requirements, creation of engineering… more
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  • Boeing (St. Louis, MO)
    …(BDS) has an exciting opportunity for an Electrical Design and Analysis Engineer (Experienced-Senior) for the Flight Simulation Labs - Hardware Interface Systems ... for Boeing military aircraft. As an Electrical Design and Analysis Engineer (Experienced-Senior), you will create and implement solutions to complex problems… more
    JobLookup XML (12/31/25)
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  • Boeing (St. Louis, MO)
    …Space & Security (BDS) is looking for a Senior Electromagnetics Material Engineer to join the Advanced Materials and Platform Technologies (AMPT) program within ... integrating Electromagnetic (EM) effects engineering into material and material process development, manufacture, and delivery. The position requires interfacing… more
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  • Boeing (St. Louis, MO)
    …of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry or ... Masters OR 3+ years of work-related experience with a PhD Mechanical or Electrical Design experience Preferred Qualifications (Desired Skills/Experience): Experience… more
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  • Boeing (St. Louis, MO)
    …Skills/Experience): Bachelor of Science degree in Engineering (with a focus on Mechanical , Civil, Aerospace Aeronautical or Material Sciences) 2 or more years' ... this job must satisfy the Company's Conflict of Interest (COI) assessment process . The full job description covers all associated skills, previous experience, and… more
    JobLookup XML (12/31/25)
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  • Boeing (Hazelwood, MO)
    …your future with us. Boeing Global Services is currently seeking a Senior Design Team Engineer to become part of the F/A-18 Complex Spares Team Lead Engineer in ... available for this position. Position Responsibilities: Serve as Technical Lead Engineer (TLE) for all Design Engineering activities including technical quality… more
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  • JE Dunn Construction Company (St. Louis, MO)
    Senior Mechanical Engineer , Mission Critical, Traveler Location: Kansas City, MO, US, 64106Cleveland, OH, USDallas, TX, US, 75254Mesa, AZ, USClarksville, TN, ... diverse team of industry professionals._ **Role Summary** The M/E Engineer 3 will complete increasingly complex mechanical ,... and electrical options as part of the preconstruction process and completes systems analysis for select projects. +… more
    DirectEmployers Association (10/22/25)
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  • The Foth Companies (St. Louis, MO)
    …the following:** + Engineered Package development including Scope of Work, P&IDs, & Mechanical Equipment Arrangements. + Process and utility system piping and ... hot water, compressed air, CO2, Refrigeration, etc. + Experience in pneumatic and mechanical conveying systems + Registered Professional Engineer or ability to… more
    DirectEmployers Association (12/05/25)
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  • Process Mechanical Engineer

    Jacobs (St. Louis, MO)
    …good, then Jacobs is where you belong. We are looking for a passionate and dedicated Process Mechanical Lead Engineer in Missouri. As part of our team, ... water and wastewater challenges locally and worldwide. As our Missouri Process Mechanical Lead Engineer , you'll be charged with planning, preliminary,… more
    Jacobs (10/24/25)
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  • Mechanical Engineer PE I

    ENFRA (Creve Coeur, MO)
    …you. If you have any questions, feel free to ask during the interview process ! **Overview** ** Mechanical Engineer PE I Responsibilities:** The Mechanical ... any other classification protected by law. Submit a Referral (https://careers-enfra.icims.com/jobs/6370/ mechanical - engineer -pe-i/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834357758) **Job Locations** _US-MO-Creve Coeur_ **ID** _2024-6370_… more
    ENFRA (10/24/25)
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  • Senior Process Engineer - Specialty…

    Burns & McDonnell (St. Louis, MO)
    **Description** Burns & McDonnell is looking for an experienced Senior Process or Mechanical engineer to help us Wow our clients in the Specialty Chemical ... looking for a new culture, we'd welcome you with open arms. The Senior Process Engineer will lead mechanical design project teams to create world class… more
    Burns & McDonnell (12/22/25)
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  • Mechanical Engineer 5(Industrial/…

    CDM Smith (St. Louis, MO)
    …the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5(Industrial/ Process ) **Group:** IND **Certification/License Requirements:** ... EPC projects for industrial / petrochemical clients focused on process and utility piping, process mechanical...3D and 4D software and practices. Expert Knowledge of engineer principles of design. Expert Knowledge of Microsoft business… more
    CDM Smith (11/08/25)
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  • Building Mechanical Engineer

    Burns & McDonnell (St. Louis, MO)
    **Description** The staff mechanical engineer is responsible for supporting the discipline lead at a project level on simple to complex projects. Project work ... , corporate, industrial, manufacturing, government, and military facilities. The staff mechanical engineer coordinates with internal and external parties,… more
    Burns & McDonnell (11/04/25)
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  • Mechanical Systems Design & Analysis…

    The Boeing Company (St. Charles, MO)
    …your future with us. The Boeing Test & Evaluation (BT&E) team is seeking a ** Mechanical Systems Design & Analysis Engineer ** to join our team in **Saint Charles, ... MO** . On the BT&E Test Operations & Engineering team, the design engineer has the primary responsibility for the synthesis of requirements, creation of engineering… more
    The Boeing Company (12/25/25)
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  • Mechanical Engineer

    Ameren (St. Louis, MO)
    …include project support duties that may require long and/or non-standard work hours. The Mechanical Engineer will report to the Supervising Engineer - New ... provided to regular full-time employees. ​ **_About The Position_** _The Mechanical (ME) Engineer performs engineering studies, designs, technical specification… more
    Ameren (12/15/25)
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  • Senior Mechanical Engineer - Chiller…

    Leonardo DRS, Inc. (High Ridge, MO)
    …our Commercial/Industrial business, please visit: www.marlocoil.com . **Job Summary** Mechanical Engineer position primarily responsible for developing Marine, ... in a variety of configurations to cool, heat, and dehumidify air streams for process and building comfort. We pride ourselves on having equipment on most surface… more
    Leonardo DRS, Inc. (10/09/25)
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  • Mechanical Engineer II

    Leonardo DRS, Inc. (High Ridge, MO)
    …on our Commercial/Industrial business, please visit: www.marlocoil.com . **Job Summary** The Mechanical Design Engineer position is responsible for developing a ... in a variety of configurations to cool, heat, and dehumidify air streams for process and building comfort. We pride ourselves on having equipment on most surface… more
    Leonardo DRS, Inc. (10/08/25)
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  • Lead Mechanical Engineer -- Energy…

    Sargent & Lundy (St. Louis, MO)
    …but are not limited to: + You will be responsible for leading the Mechanical Engineering design efforts for a team of junior and senior engineers and designers. ... assignments that include investigating, trouble-shooting, and solving a wide variety of mechanical engineering issues. + Act as the Mechanical team lead… more
    Sargent & Lundy (10/14/25)
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  • Senior Mechanical HVAC Engineer

    Jacobs (St. Louis, MO)
    …every market and every location. We're looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative ... and selecting these systems, the development of Air Flow Diagrams (AFDs), Process and Instrumentation Diagrams (P&IDs), and general arrangements. * Development of… more
    Jacobs (10/17/25)
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