• X Energy LLC (Rockville, MD)
    …us at www.x-energy.com/contact-us. Job Description X-energy, LLC is seeking an accomplished Principal Engineer / Mechanical Engineering Manager (Heat ... leader, direct a team of specialized engineers in performing sophisticated mechanical engineering design, establishing design principles that advance heat… more
    Upward (07/11/25)
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  • Principal , Mechanical

    Amazon (Herndon, VA)
    …generation of air handling infrastructure for our data centers. AWS is seeking a Principal , Mechanical Engineer for our team developing new infrastructure ... improvement at scale A day in the life A Principal , Mechanical Engineer for Air...to ensure products and solutions perform as intended. The Principal , Mechanical Engineering role will… more
    Amazon (05/01/25)
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  • Principal / Sr Principal

    Northrop Grumman (Fairfax, VA)
    …OCONUS. The candidate must be a self-starter and comfortable working as a lead mechanical engineer in the design and deployment of AMS solutions. The candidate ... **completed** STEM degree with below years of experience in mechanical engineering [a degree in the fields... [a degree in the fields of science, technology, engineering , or mathematics] + Level 3 ( Principal )… more
    Northrop Grumman (06/27/25)
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  • Principal Mechanical Engineer

    Washington Suburban Sanitary Commission (WSSC) (Laurel, MD)
    …LocationLaurel Position Summary Information General Summary ThePrincipal Mechanical Engineerperforms principal level mechanical engineering work in the ... Position Information Functional TitlePrincipal Mechanical Engineer Recruitment Category TypeStandard Functional...+ Confers with local, governmental, and private officials on mechanical engineering issues and studies + Prepares… more
    Washington Suburban Sanitary Commission (WSSC) (06/17/25)
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  • Principal or Senior Principal RF…

    Northrop Grumman (Annapolis Junction, MD)
    …on the qualifications below. **Basic Qualifications for the Principal RF Engineer Level:** + Bachelor's degree in Electrical Engineering or related STEM ... Citizenship is a requirement **Basic Qualifications for the Sr. Principal RF Engineer Level:** + Bachelor's degree in Electrical Engineering or related STEM… more
    Northrop Grumman (05/06/25)
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  • Sr./ Principal eCAD Engineer

    Northrop Grumman (Dulles, VA)
    …adherence, and continuous layout optimization. **Required Qualifications** Principal ECAD Engineer : + Bachelor's degree in Electrical Engineering and 5+ ... internal library standards. + Work closely with electrical and mechanical engineer to ensure layout meets electrical,...power integrity in mind. Sr. Principal ECAD Engineer : + Bachelor's degree in Electrical Engineering more
    Northrop Grumman (06/28/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Chantilly, VA)
    …role can be filled as a Principal or Sr. Principal Electrical Engineer . ** Principal Engineer Electronics** **Basic Qualifications:** + Must be a US ... in basic Surface Mount Technology (SMT) soldering and assembly skills. **Senior Principal Engineer Electronics** **Basic Qualifications:** + Must be a US… more
    Northrop Grumman (07/11/25)
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  • Lead Principal Engineer

    CACI International (Springfield, VA)
    Lead Principal Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... * * * The Opportunity: * Serve as the Principal Engineer and functional lead for the...lead/mentor a team of highly skilled employees in the Mechanical Engineering , Electrical Engineering , Draftsman… more
    CACI International (07/16/25)
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  • Lead/ Principal Nuclear Engineer

    MPR Associates (Alexandria, VA)
    …lawful permanent resident, refugee, or asylee Education + Bachelor of Science, Nuclear Engineering , or Mechanical Engineering with a minor in Nuclear ... team and project management responsibilities will be included. Duties/Responsibilities The Lead/ Principal Nuclear Engineer will: + Plan, lead, and enable the… more
    MPR Associates (06/27/25)
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  • Principal Systems Engineer

    BAE Systems (Rockville, MD)
    **Job Description** BAE Systems is seeking a full time Systems Engineer with a mechanical focus to be part of our Interface Management team working on the US ... education and years of related/relevant work experience required: Bachelor's Degree in Engineering , Mechanical , Electrical or Systems Engineering preferred… more
    BAE Systems (07/15/25)
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  • Lead Mechanical Engineer

    EMCOR Group (Springfield, VA)
    …facilities, on-time projects and long-term value. **Job Title** : **Lead Mechanical Engineer ** **Job Summary:** EMCOR Government Services is seeking ... a Lead Mechanical Engineer (ME) to serve as the...Electrical, Structural), or another related field. A degree in Mechanical Engineering is preferred. + At least… more
    EMCOR Group (07/04/25)
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  • Mechanical Engineer

    Advanced Technology and Research Corporation (Bethesda, MD)
    Mechanical Engineer Location: Bethesda, MD Type: Full-Time Min. Experience: Mid-Level Salary Range : $ 90,000 -110,000 USD per year Advanced Technology & ... status. PRINCIPAL DUTIES & RESPONSIBILITIES: The successful applicant will join ATR's Engineering Services Division, working as an Engineer on site at the… more
    Advanced Technology and Research Corporation (07/15/25)
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  • Principal Electrical Test Engineer

    Northrop Grumman (Lanham, MD)
    …space electronic products. Design responsibilities include electronic circuit design, mechanical design and development of LabVIEW test software. Responsibilities ... NOTE: Some shift work will be required. **Basic Qualifications:** + BS in Electrical Engineering or STEM degree with a minimum of 5 years of experience with the… more
    Northrop Grumman (06/05/25)
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  • Sr Principal Systems Architect…

    Northrop Grumman (Dulles, VA)
    … or other STEM related degree with 8 years of experience in a related engineering field such as mechanical , electrical, aerospace and/or operations; 6 years with ... a Master's; 4 years with a PhD + **Must have US Citizenship with active or current TS/SCI Clearance at time of application** + Understanding of RPO + Experience with developing and presenting briefing slides to senior leaders and executive level personnel +… more
    Northrop Grumman (06/13/25)
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  • Mech Product Engineer , Data Center Eng,…

    Amazon (Herndon, VA)
    …status quo and work on developing innovative product solutions? If you are a mechanical engineer and looking for an exciting career in cloud infrastructure, come ... for our customers. AWS is looking for a Sr. Mechanical Engineer to become part of a...\#DCE_P&S Basic Qualifications * Bachelor's degree or higher in mechanical engineering . Will also accept equivalent domain… more
    Amazon (04/29/25)
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  • Engineer Professionals- Ongoing Talent…

    V2X (Reston, VA)
    …Senior Systems Engineer + Engineering Manager + Principal Electrical Engineer + Chief Mechanical Engineer + Senior Software Architect + Director ... not limited to: Entry-Level (0-3 Years Experience) + Systems Engineer + Mechanical Engineer +...We seek engineers with expertise in:✔ Systems and infrastructure engineeringMechanical and electrical design✔ Aerospace and… more
    V2X (05/29/25)
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  • HR Business Partner Principal , O&M (with…

    M. C. Dean (Vienna, VA)
    …at MC Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver ... and ensuring the effective implementation of HR initiatives supporting our Facilities Engineering Operations & Maintenance (FEO&M) services to support our people who… more
    M. C. Dean (07/15/25)
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  • Chief Facility Engineer (P)

    EMCOR Group (Tysons Corner, VA)
    …of the 50 US states, US Territories or Possessions. Licensure as a Professional Electrical Engineer (EE) or Mechanical Engineer (ME) is preferred. + Minimum ... with Polygraph** **Qualifications** + Bachelor's degree from an accredited university in Mechanical , Civil Engineering , or equivalent field. + Currently licensed… more
    EMCOR Group (07/04/25)
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  • Industrial Sales Engineer

    Advanced Technology and Research Corporation (Beltsville, MD)
    …drive rapid and profitable growth. EDUCATION & EXPERIENCE REQUIREMENTS: + BS in Mechanical Engineering , Industrial Engineering , or a related technical field ... Maryland suburb of Washington, DC and in business since 1973, ATR is an engineering services and manufacturing company with a strong reputation in engineering more
    Advanced Technology and Research Corporation (06/22/25)
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  • Chief Facility Engineer

    EMCOR Group (Springfield, VA)
    …of the 50 US states, US Territories or Possessions. Licensure as a Professional Electrical Engineer (EE) or Mechanical Engineer (ME) is preferred. + A ... accredited university in Facility Management, Construction Management, Business Administration, Engineering ( Mechanical , Civil, Electrical, Structural), or another… more
    EMCOR Group (07/04/25)
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