• Genscript USA Inc. (Piscataway, NJ)
    Job Scope: The Facility Engineer serves as the primary technical subject matter expert (SME) for mechanical , electrical, and plumbing (MEP) systems—particularly ... requirements. In addition to capital project responsibilities, the Facility Engineer will provide high-level technical oversight of existing facilities, advising… more
    HireLifeScience (09/15/25)
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  • Junior Mechanical Engineer

    CACI International (Crane, IN)
    Junior Mechanical Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of ... of Travel: Continental US * * * The Opportunity: CACI is seeking a Junior Mechanical Engineer to support our customer at NSWC Crane. Responsibilities: *… more
    CACI International (07/19/25)
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  • Junior Mechanical Engineer

    Leidos (Chantilly, VA)
    **Description** The Multi-Domain Solutions ( **MDS** ) division at Leidos is seeking a Junior Mechanical Engineer who will support the planning, design, and ... analysis of mechanical systems-primarily Heating, Ventilation, and Air Conditioning (HVAC)-for mission-critical...documentation. The ideal candidate has a strong foundation in mechanical engineering principles, is eager to grow through mentorship,… more
    Leidos (10/04/25)
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  • Junior Mechanical Engineer

    Serco (Ludlow, MA)
    **Position Description** We are seeking a motivated and detail-oriented ** Junior ** ** Mechanical Engineer ** to support the development and fabrication of ... other legally protected characteristics. Click here to apply now (https://careers-sercous.icims.com/jobs/70542/ junior - mechanical - engineer %28ludlow%2c-ma%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834477830) **New to Serco?**… more
    Serco (10/03/25)
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  • Mechanical Engineer Junior

    Lockheed Martin (Courtland, AL)
    …you\. Lockheed Martin Space in Courtland, AL is seeking a full\-time Early Career Mechanical Engineer \. In this role, you will support Ground Support Equipment ... projects, and apply knowledge in troubleshooting and proposing solutions for mechanical \-related issues\. The successful candidate will have a bachelor's degree from… more
    Lockheed Martin (09/28/25)
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  • New Graduate - Junior Mechanical

    Hatch (Tampa, FL)
    …Region and across the globe. Working closely with our senior engineers and designers, the Junior Mechanical /Piping Engineer will be an integral part of the ... New Graduate - Junior Mechanical /Piping EngineerApply now " Apply...legislation. [[req_postHashtag]] Nearest Major Market:Tampa Job Segment: Sustainability, Hydraulics, Mechanical Engineer , Instrumentation, Engineer , Energy,… more
    Hatch (09/06/25)
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  • Junior Mechanical Engineer

    Lockheed Martin (Englewood, CO)
    …the technical requirements of the strategic deterrence\. Lockheed Martin Space is seeking a Mechanical Engineer to join our team in Englewood, CO\! In this role ... the Structures Mechanical Engineering group as a D5LE2 Mechanical Engineer for structural composites and secondary support\. The selected candidate will… more
    Lockheed Martin (10/10/25)
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  • Mechanical Piping Engineer

    Hatch (Salt Lake City, UT)
    …Engineering Manager on a small project. The Mechanical & Piping Engineer may supervise junior engineers, intermediate engineers, designers, technicians and ... engineering calculations, technical specifications, data sheets and reports. In addition, the Mechanical Engineer is required to develop, or provide input into,… more
    Hatch (10/11/25)
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  • Senior Mechanical Engineer - P2S

    Legence (Irvine, CA)
    …owners, and other engineering disciplines to deliver high-quality, coordinated designs. The Senior Mechanical Engineer will also mentor junior staff and ... WA , Long Beach CA, Irvine CA **Position Summary** We are seeking a Senior Mechanical Engineer with extensive experience in HVAC system design to join our… more
    Legence (10/12/25)
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  • Junior Engineer ( Mechanical

    City and County of San Francisco (San Francisco, CA)
    …environmental, or transportation engineering problems; performs related duties as required. The Junior Engineer may direct the work of technical and/or clerical ... and Surveying (NCEES). OR 3. Possession of a Professional Engineer (PE) license in Mechanical Engineering from...the Flexible Staffing Program: Permanent incumbents in class 5201 Junior Engineer are eligible to advance to… more
    City and County of San Francisco (10/10/25)
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