• Senior Electronic Security Services…

    AECOM (Alexandria, VA)
    …our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the worlda€ (TM) s most ... There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring… more
    AECOM (09/19/25)
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  • Senior Specialist Systems Engineering…

    L3Harris (Springfield, VA)
    …and cyber domains in the interest of national security. Job Title: Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator ... Job Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to- Senior Level Systems Engineer to… more
    L3Harris (09/04/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    …log management and administration + Provide expert support in the administration and maintenance of the Enterprise Linux infrastructure + Provide support ... The National Security Sector at Leidos is seeking a ** Senior System Administrator** to join a dynamic team based...opportunity allows you to apply your expertise in system administration and software programming while supporting a small team… more
    Leidos (07/29/25)
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  • Senior Facility Manager (Transportation…

    Fairfax County Sheriff's Office (Fairfax, VA)
    Senior Facility Manager (Transportation Planner IV) Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5045623) Apply  Senior Facility ... with the Transit Asset Management (TAM) Plan and Federal Transit Administration (FTA) requirements; + Leads the planning, design, construction, and inspection… more
    Fairfax County Sheriff's Office (09/30/25)
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  • Cleared Senior Microsoft Azure Enclave…

    Virtual Service Operations (Lorton, VA)
    …Administrator and play a critical role in managing and securing our cloud infrastructure . Opportunity: VSO is seeking an experienced Senior Microsoft Azure ... Cleared Senior Microsoft Azure Enclave Administrator* Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you a skilled cloud professional with… more
    Virtual Service Operations (08/02/25)
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  • Senior Network Systems Engineer

    Noblis (Chantilly, VA)
    Responsibilities As a Senior Systems Engineer, you will plan, design, and implement additions and changes to network hardware, infrastructure server ... systems while maintaining the reliability and robustness of the underlying infrastructure that supports the forensic and investigative ecosystem across multi-enclave… more
    Noblis (09/03/25)
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  • Senior SAP Basis Administrator, Kuiper

    Amazon (Arlington, VA)
    …services. Candidate will be responsible for owning and managing the infrastructure critical to Project Kuiper including engineering applications, AWS Cloud ... Infrastructure , and local servers. Key job responsibilities Monitor system...Troubleshoot issues with jobs scheduling, transport management, and printer administration . Perform system refresh, transport management, OSS notes validations… more
    Amazon (09/17/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    …documentation required for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and the integration, ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer** to join our team in **Chantilly, VA.** **Responsibilities include but are… more
    ManTech (08/20/25)
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  • Senior Software Engineer - CTJ - Top Secret

    Microsoft Corporation (Reston, VA)
    …working with some of Microsoft's most critical customers? We're looking for a Senior Software Engineer with the right mix of software development, on-line services ... for application architecture, system design, and end-to-end implementation. As a ** Senior Software Engineer** , you will identify and deliver software improvements… more
    Microsoft Corporation (09/25/25)
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  • Senior Systems Engineer

    GovCIO (Fairfax, VA)
    …this job (https://careers-govcio.icims.com/jobs/6349/ senior -systems-engineer/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ ... **Overview** GovCIO is currently hiring for a Senior Systems Engineer with an active Secret clearance...Systems Engineer with an active Secret clearance to provide administration and tier 3 operational support for servers, workstations,… more
    GovCIO (08/02/25)
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