• Application Security Engineer

    Steampunk (Mclean, VA)
    …product being deployed and/or maintained. **Preferred:** + Former Developer, Systems Administrator , WebApp Security Assessor experience + Understanding of ... + Working knowledge of operating system and dynamic application security testing scan tools - Invicti, Web Inspect, DAST/IAST suites + Experience using… more
    Steampunk (12/04/25)
    - Related Jobs
  • Cloud Administrator

    Leidos (Ashburn, VA)
    …of cloud security practices, IAM, encryption, VPNs, firewalls, and security tools . + Proficiency in networking concepts and configurations, such ... **Description** The US Department of Homeland Security (DHS), Customs and Border Protection (CBP) ...violations. We are seeking a skilled and motivated Cloud Administrator to join our growing team. **Primary Responsibilities:** The… more
    Leidos (11/15/25)
    - Related Jobs
  • Senior Systems Administrator

    TekSynap (VA)
    …system administrator efficiency and accuracy via the use of automated tools and scripts, develops system administrator procedures, and conducts system ... **Certifications** + DoD 8570 IAT Level II Baseline Certification + COMPTIA Security + CE + Cisco Certified Network Associate (CCNA) + COMPTIA Cybersecurity Analyst… more
    TekSynap (11/15/25)
    - Related Jobs
  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …for performance, capacity, availability, serviceability, and recoverability. + Implementing security procedures and tools . + Communicating with internal ... **System Administrator ** Location **Manassas, VA (Relocation Assistance Available)** Job...working with new applications and equipment. + Implementing information security and information assurance policies, principles, and practices. +… more
    Gromelski & Associates, Inc. (12/17/25)
    - Related Jobs
  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …and Security Command (INSCOM). + Provides Microsoft SharePoint 2019 administrator support for a large customer within the DoD community. Administrator ... related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS/SCI required** Make meaningful contributions… more
    General Dynamics Information Technology (10/29/25)
    - Related Jobs
  • MDM Application Database Administrator - US…

    General Dynamics Information Technology (Fairfax, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Database Security ,Oracle Database Administration (DBA),SQL Query Development **Certifications:** CompTIA ... **US Citizenship Required:** Yes **Job Description:** **MDM Application Database Administrator ** Oversee complex programs that drive impactful mission outcomes for… more
    General Dynamics Information Technology (01/06/26)
    - Related Jobs
  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …will be a critical part of your daily responsibilities, requiring hands-on experience with security compliance tools such as Evaluate Stig and OpenSCAP to audit, ... our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and… more
    Leidos (12/20/25)
    - Related Jobs
  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Reston, VA)
    … + Experience with installing or configuring devices, applications, and security tools , including Fidelis + Experience maintaining, engineering, deploying, ... utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems connected to networks across multiple classification… more
    ENS Solutions (12/27/25)
    - Related Jobs
  • System Administrator

    Nightwing (Sterling, VA)
    …infrastructure. + Hardware: Knowledge of computer hardware and its troubleshooting. + Security : Understanding security principles, tools , and best practices. ... intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (12/26/25)
    - Related Jobs
  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …+ Continuous upkeep, monitoring, analysis, and response to Information System, network and security events using Endpoint Security tools such as Trellix ... Security with experience in Trellix and Microsoft Defender. Administrator will also be responsible in applying Security... Security Technical Implementation Guides (STIGs) on Endpoint Security Tools . + Conduct regular STIG compliance… more
    Leidos (01/13/26)
    - Related Jobs