• Secret Sr Windows

    Insight Global (Baltimore, MD)
    Job Description A Client of Insight Global is looking for a secret cleared Sr Windows System Administrator to join their team and help mentor more jr ... This person will design, implement, and manage secure, high-availability systems . Responsibilities include deploying enterprise system images, maintaining… more
    Insight Global (11/07/25)
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  • Sr . Principal Windows /VMware…

    Northrop Grumman (Baltimore, MD)
    …and team to do some of the best work of your career. Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified ... and Microsoft Group Policies. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system engineers, PC… more
    Northrop Grumman (11/01/25)
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  • Field Engineer Sr SATCOM - Ex Pat JAPAN…

    Lockheed Martin (Bethesda, MD)
    …Loaders such as SKLs * A self\-starter with strong communications skills and Windows , Unix, Networks System Administration experience * Should be proficient with ... team, is engineering, developing and integrating new capability for the Missile Defense System \. **Who We Are** Lockheed Martin is a renowned leader in the defense… more
    Lockheed Martin (11/12/25)
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  • Sr . Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    Sr . Systems Administrator Job Location: Washington, DC (Hybrid) Clearance: Secret Job Description: . Manage and maintain Windows and Linux servers in ... (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior ...Secret Clearance to start Required Technical Skills: . Senior Level system administrator skills required .… more
    Arena Technical Resources, LLC (10/25/25)
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  • Sr . System Administrator - VDI

    Leidos (Odenton, MD)
    …for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY RESPONSIBILITIES:** + Provide Senior level expertise ... group at Leidos has a career opening for a System Administrator on a DISA contract. This role is...and/or 12+ years of overall related experience with a Windows /Linux server environment. Additional experience, education and training may… more
    Leidos (10/21/25)
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  • Windows System Administrator…

    Link Solutions Inc (Adelphi, MD)
    …active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator ( Senior -Level) will be responsible for the ... and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at Adelphi,… more
    Link Solutions Inc (10/08/25)
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  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior ... Windows Systems Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Sr . Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Workstations ( Windows & Linux), Networking equipment, and NetApp storage systems . + Install, configure, and maintain NetApp operating systems ; ensuring ... + Function as a senior technical resource for the rest of the System Administration team; often taking on the mentorship and guidance of junior level team… more
    Northrop Grumman (10/16/25)
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  • Sr . Software Engineer

    Leidos (Gaithersburg, MD)
    …or similar cloud platforms + Relational Database:MySQL, PostgreSQL, or SQL Server + Operating System : Windows , Linux + Version Control System :Git + Deep ... Decision Advantage Solutions Business Area, is currently seeking a highly motivated Sr . Software Engineer for the Chinook Program. The Chinook Program delivers… more
    Leidos (10/05/25)
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  • Principal / Sr . Principal Software…

    Northrop Grumman (Annapolis Junction, MD)
    …with automated testing and continuous integration frameworks (CI/CD) + Familiarity with operating systems such as: RedHat Enterprise, CentOs, and Windows 10 + ... with automated testing and continuous integration frameworks (CI/CD) + Familiarity with operating systems such as: RedHat Enterprise, CentOs, and Windows 10 +… more
    Northrop Grumman (10/10/25)
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  • Systems Engineer SME - Exchange Messaging…

    General Dynamics Information Technology (Washington, DC)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems ,Microsoft Windows Server, Systems Engineering, Systems ... 17 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer - Exchange Messaging - Active Top … more
    General Dynamics Information Technology (11/06/25)
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  • Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems ,Encryption,Hardware Security,Microsoft Windows Server, Systems Engineering ... 15 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer** Seize your opportunity to make a… more
    General Dynamics Information Technology (11/08/25)
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  • Cloud Systems Engineer ( Secret )

    SMX (Washington, DC)
    Cloud Systems Engineer ( Secret ) (4496)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX is ... seeking **Cloud Systems Engineers (Junior/Mid/ Senior /SME)** supporting the design and...automation or with existing products + Understanding of C4I systems + Knowledge of Windows operating environments… more
    SMX (10/16/25)
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  • Windows Desktop Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …**Job Family:** IT Infrastructure and Operations **Skills:** System Administration, Systems Architecture,Troubleshooting **Certifications:** CompTIA Security+ ... Optimization:** + Ensure the stability, security, and performance of Windows desktop systems . + Apply patches, updates,...technology expertise and drive for innovation to GDIT. The Systems Engineer Senior must have: * Education:… more
    General Dynamics Information Technology (08/29/25)
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  • HSM Engineer - Active Top Secret Required

    General Dynamics Information Technology (Washington, DC)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems ,Encryption,Hardware Security,Microsoft Windows Server, Systems Engineering ... of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior ** **Principal** **Engineer for** **Hardware** **Security** **Module** **(HSM)** Seize… more
    General Dynamics Information Technology (10/04/25)
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  • IA/Cybersecurity Specialist ( Secret )

    SMX (Washington, DC)
    …DC SMX is seeking **Information Assurance/Cybersecurity Specialists (Junior, Mid, and Senior )** with a foundation in information systems (IS), multi-cloud, ... IA/Cybersecurity Specialist ( Secret ) (4499)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA;...services in support of enterprise cloud migration and mission-critical systems for the United States Air Force. Responsible for… more
    SMX (10/16/25)
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  • Cloud Analyst ( Secret )

    SMX (Washington, DC)
    …documentation, infrastructure diagrams, and cloud migration strategies + Understanding of C4I systems + Knowledge of Windows operating environments + Must have ... Cloud Analyst ( Secret ) (4495)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA;...Tampa, FL; Washington, DC SMX is seeking **Cloud Analysts (Junior/Mid/ Senior )** supporting the design and implementation of secure, scalable… more
    SMX (10/16/25)
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  • Commercial Solutions for Classified (CSfC) Subject…

    NANA Regional Corporation (Fort Meade, MD)
    …of virtual environments to include VMware vSphere, vCenter, various host operating systems (Linux, Windows ), various storage and backup solutions and managing ... or other connections to ensure the security of the system . Works with end users and vendors to resolve...a high-level specialist who regularly interacts and works with senior management. Uses advanced techniques, theories, and processes to… more
    NANA Regional Corporation (10/24/25)
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  • Windows Administrator

    GovCIO (Washington, DC)
    …VA and will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently ... environment. This position will plan, execute, and implement new system HW and SW and create and maintain team...Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith 3+ years'… more
    GovCIO (09/24/25)
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  • Cloud SME ( Secret )

    SMX (Washington, DC)
    Cloud SME ( Secret ) (4442)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX is seeking **Cloud ... Subject Matter Experts (Junior/Mid/ Senior )** supporting the design and implementation of secure, scalable...and services in support of enterprise analytics and mission-critical systems for the United States Air Force. Responsible for… more
    SMX (10/16/25)
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