• Staff Solution Consultant

    Trellix (Richmond, VA)
    …in cybersecurity operations, cybersecurity engineering, systems engineering and/or Windows and Linux systems administration . + You have experience with ... planning, deployment, migration, operation, and sustainment of key endpoint security systems comprised of Trellix and third-party technologies. The Endpoint Security… more
    Trellix (11/14/25)
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  • System Operations/Administrator

    Sciolex Corporation (Chantilly, VA)
    …related acquisition experience per level if no bachelor's degree is held. Active Top Secret /SCI clearance with a Counter-Intelligence Polygraph Experience as a ... that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance.… more
    Sciolex Corporation (10/14/25)
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  • Information Technology Subject Matter Expert

    TekSynap (VA)
    …(AWS) management and administration . + Windows Server and Red Hat Enterprise Linux (RHEL) operating systems . + Oracle and Microsoft SQL Server database ... Architect - Associate + AWS Certified Solutions Architect - Professional **Clearance** + Top Secret - IT-I (Tier 5/SSBI) Critical Sensitive Clearance **Desired… more
    TekSynap (11/08/25)
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  • High Speed Guard Engineer

    CACI International (Springfield, VA)
    …developing systems , products, and/or processes based on a total systems perspective.** **Experience with Linux operating systems ; understanding ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...High Speed Guard Engineer to support the implementation and administration of Everfox High Speed Guards (HSGs) at NGA.**… more
    CACI International (12/01/25)
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  • Linux System Administrator-Senior Level

    Nightwing (Sterling, VA)
    …+ 5+ years of experience in IT, cybersecurity, and/or network/ systems administration + Proficiency experience with Red Hat Linux (RHEL) workstations and ... a broad range of experience supporting mission critical networks and computer systems . CLEARANCE REQUIREMENT: TS /SCI with POLY Responsibilities + Assist with… more
    Nightwing (12/20/25)
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  • Software Engineer/ Systems Administrator

    Cinteot (Springfield, VA)
    …platforms + Windows Server Operating Systems experience + Red Hat Linux Administration experience Education: Bachelor (or 4 years additional experience) ... customer issues using the Service Now and IBM Clearquest systems . Applicant selected must possess a current TS...in Systems Administration on Windows based...Security Clearance: Top Secret with SCI and Full Scope… more
    Cinteot (11/06/25)
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  • Information System Security Engineer - Senior

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... to include all cybersecurity tool sets and collaborating with systems and network engineers. * Use knowledge, skills, and...at multiple classifications levels. **Requirements:** * Must have active Top - Secret clearance with SCI or TS more
    Amentum (12/05/25)
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  • Junior Systems Administrator

    Amentum (Mclean, VA)
    …and support of computer systems and networks. **Must have an Active Top Secret /SCI US Government clearance. Note: US Citizenship is required to maintain ... a Top Secret /SCI clearance.** **Responsibilities:** + Installing and...and mentor when needed + Respectable understanding of operating systems like Windows, and Linux + Understanding… more
    Amentum (01/01/26)
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  • Test Engineer / Principal Test Engineer…

    Northrop Grumman (Newport News, VA)
    …Atlassian Suite (JIRA, Confluence, Bitbucket, etc.). + Familiarity with Command and Control (C2) Systems . + Top Secret / SCI clearance. Northrop Grumman is ... + Experience mapping test steps to requirements. + User level experience with Linux and Windows Operating Systems . + Strong troubleshooting, problem solving, and… more
    Northrop Grumman (12/17/25)
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  • ISSO/ Systems Security Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …system hardening techniques. + Knowledge of system administration concepts for operating systems such as but not limited to Unix/ Linux , IOS, Android, and ... **Overview** **ISSO/ SYSTEMS SECURITY ENGINEER (RDTE)** Bowhead is seeking a...**SECURITY CLEARANCE REQUIREMENTS:** Must be able to obtain a Top Secret clearance may start with a… more
    UIC Government Services and the Bowhead Family of Companies (12/18/25)
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