• System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …no bachelor's degree is held. Active Top Secret/SCI clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar ... IT support role. Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability to obtain within 90 days of… more
    Sciolex Corporation (01/13/26)
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  • System Administrator

    CACI International (Laurel, MD)
    …and internal customers for escalated tickets + Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system ... System Administrator Job Category: Information Technology Time Type: Full...Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (11/20/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …preferably within the intelligence community or DoD. + Strong proficiency in managing Windows and Linux operating systems . + Extensive experience with Cisco ... possible. **Job Description:** **What You'll Be Doing:** + Manage and maintain Windows and Linux servers, ensuring optimal performance, security, and availability. +… more
    Parsons Corporation (12/04/25)
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  • System Administrator (Mfahd)

    CACI International (Fort Meade, MD)
    …degree, for a total of 7 years' experience _Desired:_ + Expertise with Windows Operating Systems + Understanding of computer security principles + Ability ... System Administrator (MFAHD) Job Category: Information Technology Time Type:...Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (11/14/25)
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  • Cloud System Administrator II

    ManTech (Annapolis Junction, MD)
    …maintain system solutions **Minimum Qualifications:** + 14+ years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope ... MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join our team in Hanover, MD. Our...and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and Windows Server (2016/2022) systems . + Configure and… more
    ManTech (12/23/25)
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  • System Administrator (Level 4)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    Kaizen Approach is currently seeking a Systems Administrator to provide implementation, troubleshooting, and maintenance support for complex Information ... This position involves configuring and managing UNIX, Linux, and Windows operating systems , installing and maintaining software,...of twenty (20) years of experience as a System Administrator (SA) on programs and contracts of similar scope,… more
    Kaizen Approach, Inc (11/11/25)
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  • Cloud System Administrator - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …**Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Software Engineering **Skills:** Cloud ... Solutions,Technical Knowledge, Windows Azure Cloud **Certifications:** CompTIA Security+ CE | CompTIA...experience **US Citizenship Required:** Yes **Job Description:** Cloud System Administrator Own the opportunity as a Cloud System … more
    General Dynamics Information Technology (01/07/26)
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  • Mid/Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …in the resolution process. The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel team. The SA...AWS Experience + VPC, EC2, S3 + Linux and Windows operating systems + CentOS, RedHat, … more
    Belay Technologies (11/19/25)
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  • Network Administrator 3

    M. C. Dean (Fort Meade, MD)
    …industries. **Position Summary:** MC Dean is seeking a highly competent TS/SCI with Polygraph cleared **Network Administrator 3** to assist on the design and ... technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/LINUX, CISCO IOS, Windows Server, and Microsoft SQL.… more
    M. C. Dean (12/23/25)
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  • Entry Level or Mid Level System…

    Belay Technologies (Annapolis Junction, MD)
    …and a finalist in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel team. FC has on-call support compensation. Our OPS ... Candidates should have the following qualifications: + TS/SCI with polygraph is required. + 5 years no degree for...expertise): + One (1) year experience in Linux, Unix, Windows or Cisco OS operating system + Five (5)… more
    Belay Technologies (01/09/26)
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