• Principal Engineer

    Bechtel Corporation (Reston, VA)
    …teams building inspiring projects in our Impact Report . # Job Summary: The Principal Engineer - Mechanical will support the development and execution ... of combined cycle power projects in the Mechanical discipline. In this role, you will utilize individual...determine work scope and cost estimates for a project's mechanical aspects. You will have oversight of design, development,… more
    Bechtel Corporation (12/11/25)
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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 ... positions, including but not limited to: Entry-Level (0-3 Years Experience) + Systems Engineer + Mechanical Engineer + Electrical Engineer + Civil … more
    V2X (11/27/25)
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  • Principal Engineer (Project…

    Fairfax County Sheriff's Office (Fairfax, VA)
    …in a Leadership role as a senior Professional Engineer or Principal leading and managing teams of mechanical , electrical, and structural professional ... Principal Engineer (Project Coordinator) Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5171712) Apply  Principal Engineer more
    Fairfax County Sheriff's Office (12/29/25)
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  • Lead/ Principal ASME Codes and Standards…

    MPR Associates (Alexandria, VA)
    …seeking a capable and motivated Lead/ Principal ASME (American Society of Mechanical Engineers) Codes and Standards Engineer to join our team. If you ... solutions applicable from conceptual design to full qualification. Duties/Responsibilities The Lead/ Principal ASME Codes and Standards Engineer will: + Plan,… more
    MPR Associates (10/30/25)
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  • Mechanical Engineer

    Fairfax County Sheriff's Office (Fairfax, VA)
    Mechanical Engineer ( Engineer IV) Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5164526) Apply  Mechanical Engineer ( ... the guidance and general direction of the Project Coordinator ( Principal Engineer ) and/or Division Director of Design,...systems, and building automation systems. + As licensed professional mechanical engineer signs and seals own work… more
    Fairfax County Sheriff's Office (12/22/25)
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  • Principal / Sr Principal Vehicle…

    Northrop Grumman (Dulles, VA)
    …processing will be coordinated through program Security. **Basic Qualifications** **:** + ** Principal Engineer ** - Bachelor's degree or higher in Aerospace ... the I&T Manager and the I&T Electrical, RF and Mechanical Engineering leads, and participate in the program I&T...degree and 6 years of applicable experience. + **Sr. Principal Engineer ** - Bachelor's degree or higher… more
    Northrop Grumman (10/31/25)
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  • Lead/ Principal Nuclear Engineer

    MPR Associates (Alexandria, VA)
    …team and project management responsibilities will be included. Duties/Responsibilities The Lead/ Principal Nuclear Engineer will: + Plan, lead, and enable the ... consulting firm, is actively seeking capable and motivated Lead/ Principal Nuclear Engineers to join our team. If you...test facilities. We are currently seeking an experienced nuclear engineer to guide, challenge, and mentor our growing team… more
    MPR Associates (12/26/25)
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  • Principal Hardware Engineer

    Curtiss-Wright Corporation (Ashburn, VA)
    ** Principal Hardware Engineer ** Curtiss Wright is seeking an experienced ** Principal Hardware Engineer ** to join our Defense Solutions Group. This role ... The ideal candidate brings deep expertise in electronic components, integrated circuitry, mechanical systems, and DSP systems, and has a proven track record of… more
    Curtiss-Wright Corporation (11/15/25)
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  • Lead Mechanical Engineer

    EMCOR Group (Springfield, VA)
    …integrated service providers. **Job Summary** EMCOR Government Services is seeking a Lead Mechanical Engineer (ME) to serve as the Subject Matter Expert (SME) ... but are not limited to:** + Serves as the principal manager responsible for the overall management and operation...Information (TS/SCI) Clearance** **Qualifications** + Currently licensed as a Mechanical Professional Engineer (PE) in one of… more
    EMCOR Group (10/29/25)
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  • Sr. Principal EHS Engineer

    Northrop Grumman (Mclean, VA)
    …have an opportunity to join the Corporate Environmental Remediation Team as a **Sr. Principal EHS Engineer ** . This position reports to the Manager EHS ... focus in an engineering field (including environmental, chemical, civil, and mechanical ) or relevant science field (including hydrology, geology, and environmental… more
    Northrop Grumman (12/13/25)
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  • Jr. Mechanical Engineer

    Advanced Technology and Research Corporation (Indian Head, MD)
    Jr. Mechanical Engineer Location: Indian Head, MD Department: Engineering Services Type: Full Time Min. Experience: Entry Level Salary Range: $86,000 to $100,000 ... successful applicant will join ATR's Engineering Services Division, working as a Jr. Mechanical engineer at the Naval Surface Warfare Center, Indian Head… more
    Advanced Technology and Research Corporation (12/16/25)
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  • Associate Principal Engineer

    Southland Industries (Dulles, VA)
    …loads, equipment selection and sizing, etc., depending on discipline-HVAC, plumbing, mechanical , fire protection, etc. + Performs site inspections to determine ... compliance with construction documents and resolves design issues during construction phase. + Attends project team meetings as design expert. + Responsible for successful achievement of project goals and objectives. + Manages a smaller group of engineers,… more
    Southland Industries (12/27/25)
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  • Senior Vice President, Managing Principal

    WSP USA (Herndon, VA)
    …to work in collaborative and mentoring office settings. Our mechanical , electrical, plumbing, fire protection, controls, telecommunications, and security building ... Do:_ kW Mission Critical Engineering is currently initiating a search for a **Managing Principal ** for our **kW office in Herndon, VA.** As a Managing Principal more
    WSP USA (12/05/25)
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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 ... providers. **Job Summary** EMCOR Government Services is seeking a **Chief Facility Engineer (CFE)** to lead and manage our facilities and grounds operations… more
    EMCOR Group (11/01/25)
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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 ... Summary** EMCOR Government Services is seeking a **Chief Facility Engineer (CFE)** to lead and manage our facilities and...but are not limited to:** + Serves as the principal manager responsible for the overall management and operation… more
    EMCOR Group (10/29/25)
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  • Systems Engineer

    Actalent (Fairfax, VA)
    …and improved products that meet specifications on time and within budget. The Principal Systems Engineer will provide systems engineering expertise across R&D ... Job Title: Principal Systems EngineerJob Description We are seeking an...product design at low levels of integration, eg, PCBAs, mechanical structures, mission software, FPGA firmware, etc. + Experience… more
    Actalent (12/23/25)
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  • Technology Development Engineer

    Advanced Technology and Research Corporation (Indian Head, MD)
    Technology Development Engineer Location: Indian Head, MD Department: Engineering Services Type: Full Time Min. Experience: Entry Level Salary Range: $90,000 - ... or veteran status. Qualified persons should apply at: https://advancedtechnologyandresearchcorporation.applytojob.com/apply PRINCIPAL DUTIES AND RESPONSIBILITIES: The successful applicant will join… more
    Advanced Technology and Research Corporation (12/16/25)
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  • Control Technician - Electrical

    Amentum (Chantilly, VA)
    …a wide variety of electrical, electronic, electropneumatic, and electro- mechanical instrumentation and control systems/equipment. specific electrical and controls ... system deficiencies using electrical schematics, loop diagrams, control logics, mechanical drawings, and piping & instrument diagrams (P&IDs). Troubleshoot… more
    Amentum (12/17/25)
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  • Environmental, Occupational Safety & Health (ESOH)…

    EMCOR Group (Springfield, VA)
    …upon contract award. **Essential Duties and Responsibilities include:** + The principal manager responsible for the overall management of all environmental, safety, ... Safety - Certified Safety Professional (CSP); and/or for Environmental Engineering - Professional Engineer (PE)). + A minimum of **10** years of experience in the… more
    EMCOR Group (10/30/25)
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  • Environmental, Safety & Occupational Health (ESOH)…

    EMCOR Group (Tysons Corner, VA)
    …Duties and Responsibilities include, but are not limited to:** + The principal manager responsible for the overall management of all environmental, safety, and ... Safety - Certified Safety Professional (CSP); and/or for Environmental Engineering - Professional Engineer (PE)). + A minimum of 10 years of experience in the… more
    EMCOR Group (11/01/25)
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