• Boeing (Hazelwood, MO)
    …Find your future with us. Boeing Defense, Space & Security (BDS) is looking for a Senior Mechanical Systems Design & Analysis Engineer to join our ... systems and thermal environment to establish the system design Lead activities to validate and verify mechanical... design Lead activities to validate and verify mechanical and fluid systems requirements Lead the… more
    Joboru (12/09/25)
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  • Boeing (Berkeley, MO)
    …Find your future with us. The Boeing Company has an exciting opportunity for a Senior Design & Analysis Engineer to become part of Boeing Test & Evaluation ... and equipment verification and validation. Position Responsibilities: Lead major design activities for hardware/software products Mentor junior engineers in … more
    Joboru (12/09/25)
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  • Boeing (Berkeley, MO)
    …of activities related to advanced mission systems in Berkeley, Missouri. As a Senior Electronic Design Engineer, you will be part of a team working on ... (IAS) team in Phantom Works is looking for a Senior Electronic Design Engineer t o join...and components. Develops and validates electromagnetic requirements for electricalelectronic systems , mechanical systems , interconnects and… more
    Joboru (12/09/25)
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  • Boeing (Berkeley, MO)
    …your future with us. Boeing Defense, Space & Security (BDS) , is seeking a Senior Avionics Hardware Engineer - Fighters Mission Systems (Level 5) in Berkeley, ... in ESIL and during Flight Test Support SCFTA efforts for the Mission Systems Hardware Support airworthiness efforts for hardware design , development and… more
    Joboru (12/09/25)
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  • Senior Mechanical Systems

    The Boeing Company (Hazelwood, MO)
    …Find your future with us. Boeing Defense, Space & Security (BDS) is looking for a ** Senior Mechanical Systems Design & Analysis Engineer** to join our ... technical quality review of the development and documentation of mechanical and fluid systems and thermal environment...design + Lead activities to validate and verify mechanical and fluid systems requirements + Lead… more
    The Boeing Company (12/05/25)
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  • Senior Mechanical Engineer - Chiller…

    Leonardo DRS, Inc. (High Ridge, MO)
    …and LGWP refrigerants used in HVAC&R systems . * Engineering or design experience with mechanical equipment, assemblies and components including machined ... for component sizing, selection, and performance predictions. May include Mechanical Analysis, Aerodynamics/Fluids, Thermal, Fluid Systems , Mechanical more
    Leonardo DRS, Inc. (10/09/25)
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  • Senior Mechanical Engineer, Mission…

    JE Dunn Construction Company (St. Louis, MO)
    …based upon program and schematic design information. + Reviews mechanical and electrical options, completes systems analysis, recommends best system ... Senior Mechanical Engineer, Mission Critical, Traveler...for collecting and assembling data, developing estimates and generating systems and bid analysis. All activities will be performed… more
    JE Dunn Construction Company (10/22/25)
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  • Associate Principal, Mechanical , Data…

    TYLin (St. Louis, MO)
    …world's leading clients and partners. **Job Summary** We're looking for an experienced Senior Mechanical Engineer to join our organization, which prides itself ... facilities up to 1.5GW campuses. Delivering the entire product lifecycle, ushering mechanical design solutions from analysis to implementation. The role requires… more
    TYLin (11/12/25)
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  • Facilities Mechanical Engineer (Experienced…

    The Boeing Company (Hazelwood, MO)
    …blueprint/schematic reading, specification, change, design ) + 3+ years of experience in mechanical systems design and analysis + 3+ years of experience ... maintainability + Create conceptual designs, final designs, and cost estimates for mechanical aspects of buildings, equipment installations, utility systems , and… more
    The Boeing Company (12/06/25)
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  • Senior Mechanical HVAC Engineer

    Jacobs (St. Louis, MO)
    …Thorough knowledge of codes and standards related to the design of HVAC systems . * Bachelor of Science Degree in Mechanical Engineering. * Adaptability to ... an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative HVAC design...Highlights of your contributions will include: * Layout and design of HVAC systems . * Development of… more
    Jacobs (10/17/25)
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  • Lead Mechanical Engineer -- Energy…

    Sargent & Lundy (St. Louis, MO)
    …in the coordination of detailed design phases for all aspects of mechanical engineering work. + Develop integrated systems designs and perform supporting ... design efforts for a team of junior and senior engineers and designers. + You will work on...Engineering preferred. + 7+ years of experience in the design of mechanical engineering systems more
    Sargent & Lundy (10/14/25)
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  • Senior Design and Analysis Engineer…

    The Boeing Company (Berkeley, MO)
    …Find your future with us. The Boeing Company has an exciting opportunity for a ** Senior Design & Analysis Engineer** to become part of Boeing Test & Evaluation ... and equipment verification and validation. **Position Responsibilities:** + Lead major design activities for hardware/software products + Mentor junior engineers in … more
    The Boeing Company (12/07/25)
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  • Phantom Works Proprietary Structural Design

    The Boeing Company (Berkeley, MO)
    …& Security (BDS), Phantom Works Division,** is hiring **Associate, Experienced, and Senior Structural Design Engineers** for an advanced aircraft development ... **Berkeley, MO.** BDS Phantom Works programs, develop complex, highly integrated, advanced systems , enabling future growth for Boeing and our Department of Defense… more
    The Boeing Company (10/24/25)
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  • Mechanical Engineering Internship…

    Copeland (St. Louis, MO)
    …chain. And we bring comfort to people globally. Best-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, ... world? Join us at Copeland! **The Team & Role** If you are a ** Mechanical Engineering Student** looking for an opportunity to grow, Copeland has an exciting… more
    Copeland (12/04/25)
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  • MP&P Engineer ( Mechanical

    The Boeing Company (Berkeley, MO)
    mechanical engineering for mid level + 9+ years of experience in mechanical engineering for senior level + Experience with fastener installation **Typical ... Find your future with us. Boeing Defense & Space (BDS) is seeking a ** Mechanical /Structures/Assembly Engineer** (level 3 or 4) to join our team in the greater St.… more
    The Boeing Company (12/07/25)
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  • Senior Electrophysics Engr/Scien (Comm…

    The Boeing Company (Berkeley, MO)
    …of activities related to advanced mission systems in **Berkeley, Missouri.** As a Senior Electronic Design Engineer, you will be part of a team working on ... (IAS) team in Phantom Works is looking for a ** Senior Electronic Design Engineer t** o join...and components. Develops and validates electromagnetic requirements for electrical\electronic systems , mechanical systems , interconnects and… more
    The Boeing Company (12/04/25)
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  • Senior Avionics Hardware Engineer…

    The Boeing Company (Berkeley, MO)
    …future with us. **Boeing Defense, Space & Security (BDS)** , is seeking a Senior Avionics Hardware Engineer - Fighters Mission Systems (Level 5) in **Berkeley,** ... the Mission Systems Hardware + Support airworthiness efforts for hardware design , development and implementation **This position is expected to be 100% onsite.… more
    The Boeing Company (12/07/25)
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  • Senior Process Engineer - Specialty…

    Burns & McDonnell (St. Louis, MO)
    …we'd welcome you with open arms. The Senior Process Engineer will lead mechanical design project teams to create world class designs for new projects, ... **Description** Burns & McDonnell is looking for an experienced Senior Process or Mechanical engineer to help...that are set forth by the owner company for mechanical systems . + This typically includes creation… more
    Burns & McDonnell (09/22/25)
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  • Senior Industrial Services Engineer

    Nestle (St. Louis, MO)
    …in St. Louis, where we're driving innovation and reliability across industrial utility systems . As a Senior Industrial Services Engineer, you will lead ... gas, steam, chilled water and heat recovery + Lead mechanical utility standards, design , project execution and...+ Ensure safe, reliable and efficient operation of all mechanical utility systems , minimizing environmental impact and… more
    Nestle (10/16/25)
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  • Senior Test Engineer

    Leonardo DRS, Inc. (Bridgeton, MO)
    …Louis area. **Job Summary** Leonardo DRS Land Systems is seeking a Senior Test Engineer with expertise in the design , development, analysis, documentation, ... Systems business is a recognized leader in the design and integration of complex technologies into new and..., develop, analyze, document and support testing of products, systems , or subsystems (with electrical, mechanical , hydraulic,… more
    Leonardo DRS, Inc. (11/01/25)
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