• Mission Support and Test Services (North Las Vegas, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... The Nevada National Security Sites (NNSS) is seeking an outstanding Staff Engineer supporting the Advanced Sources and Detectors (ASD) Project as part of… more
    DirectEmployers Association (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Mechanical Engineer II for a Facility/System Engineering and packaging engineering position supporting… more
    DirectEmployers Association (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (North Las Vegas, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... Nuclear Inc. **Responsiblities** In this role, the Principal Project Engineer will lead the engineering and execution of a...required by DOE directive to conduct a pre-employment drug test and background review that includes checks of personal… more
    DirectEmployers Association (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Mechanical Engineer for a Facility/System Engineering and packaging engineering position supporting the… more
    DirectEmployers Association (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (North Las Vegas, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... Nuclear Inc. **Responsiblities** We are seeking a self-motivated Senior Engineer to serve as the Instrument & Control (I&C)...required by DOE directive to conduct a pre-employment drug test and background review that includes checks of personal… more
    DirectEmployers Association (10/08/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (North Las Vegas, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... program is seeking outstanding Pulsed Power Engineers at various career stages (Principal Engineer or Senior Principal Engineer ) to work with a technical team… more
    DirectEmployers Association (09/06/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Senior Fire Protection Engineer to provide leadership in resolving fire protection issues at nuclear and… more
    DirectEmployers Association (09/25/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... HII Nuclear Inc. **Responsiblities** Performs duties as a facility/system engineer (Senior Mechanical Engineer ) at one of...required by DOE directive to conduct a pre-employment drug test and background review that includes checks of personal… more
    DirectEmployers Association (09/25/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Los Alamos, NM)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... across the NNSA complex. We are seeking to hire an established principal engineer who would strengthen NNSS leadership in all aspects of optical design and… more
    DirectEmployers Association (09/16/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (Sacramento, CA)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... NNSS-STL is seeking outstanding candidates for an RF Systems Engineer position to work at STL located in Santa...Equipment vulnerability assessment & red-teaming + Hands-on operation and test of hardware and firmware + Lead small teams… more
    DirectEmployers Association (09/06/25)
    - Save Job - Related Jobs - Block Source
  • Mission Support and Test Services (North Las Vegas, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... work control documents. + Collaborate with the Asset Manager and Systems Engineer to transfer project documentation from the Nuclear Weapons Laboratories into… more
    DirectEmployers Association (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Test Engineer - CLEARED

    Actalent (Grand Rapids, MI)
    Job Title: Software Test Engineer - Black Box Testing Job Description We are seeking Software Test Engineers to support an Aerospace program developing a ... testing to include black box testing for advanced networking systems. The Software Test Engineers will design, generate, optimize, and execute black box tests for a… more
    Actalent (11/13/25)
    - Save Job - Related Jobs - Block Source
  • Systems Test Engineer

    Actalent (Tucson, AZ)
    Description As a Principal System Safety Engineer , your responsibilities will include: * Developing and implementing one or more MIL-STD-882E compliant system safety ... to provide clarification of system requirements to software, hardware, and test personnel to ensure design and architecture considerations are appropriately… more
    Actalent (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Network Engineer - Cleared

    RightDirection Technology Solutions LLC (Washington, DC)
    Network Engineer - Cleared Washington, DC (http://maps.google.com/maps?q=Washington+DC+USA) Description RDTS is seeking a cleared Network Engineer to ... hours, and available immediately upon favorable background check clearance. The Network Engineer shall perform a full range of duties to support network operations… more
    RightDirection Technology Solutions LLC (10/15/25)
    - Save Job - Related Jobs - Block Source
  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the ... steps in your career as an Information Systems Security Engineer (ISSE)? Let's chat and see if we are...+ Develop and recommend modifications based on exercise or test results. + Mitigate or recommend acceptance of identified… more
    Virtual Service Operations (11/09/25)
    - Save Job - Related Jobs - Block Source
  • System Security Engineer - Cleared

    RightDirection Technology Solutions LLC (Washington, DC)
    System Security Engineer - Cleared Washington, DC (http://maps.google.com/maps?q=Washington+DC+USA) Description RDTS is seeking a ClearedSystem Security ... mission-critical Information Technology systems. The primary function of the Security Engineer is to maintain the Trellix/McAfee ePO system being utilized. This… more
    RightDirection Technology Solutions LLC (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Entry-Level Software or Embedded Engineer

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Parsons is looking for an entry-level **TS Cleared Software** or **Embedded Engineer /Developer** to join our team! In ... analysis and design (OOAD) skills + Experience with formal testing methodologies ( Test Plan and Procedure generation) + Strong ability to grasp new technologies… more
    Parsons Corporation (11/07/25)
    - Save Job - Related Jobs - Block Source
  • Cleared Software Engineer , Federal

    General Atomics (Charlottesville, VA)
    …new and emerging threats to national security GA-Intelligence is looking for Cleared Software Engineers to join our federal team to develop scalable cloud-based ... domains. **DUTIES AND RESPONSIBILITIES:** + Research, design, implement, document, test , and deploy software applications to support visualization and analysis… more
    General Atomics (11/01/25)
    - Save Job - Related Jobs - Block Source
  • Cleared Senior/Principal R&D Systems…

    Sandia National Laboratories (Albuquerque, NM)
    …What Your Job Will Be Like: We are seeking a highly motivated R&D Systems Engineer to serve as the Weapon System Lead (WSL) for the W76-0 Weapon System Team. ... the technical expert for the weapon system. This includes designing test configurations, planning and coordinating tests, system integration, modeling and… more
    Sandia National Laboratories (11/14/25)
    - Save Job - Related Jobs - Block Source
  • Cleared Senior/Principal Electrical…

    Sandia National Laboratories (Albuquerque, NM)
    …What Your Job Will Be Like: We are seeking an R&D Electrical Engineer to help lead our dynamic electrical subsystem in Mobile Guardian Transport Electronics ... under which tests are to be conducted then oversee preparation of test , maintenance, operations, calibration and administrative procedures to support operations at… more
    Sandia National Laboratories (11/14/25)
    - Save Job - Related Jobs - Block Source