• Red Team Operator

    Amentum (Norfolk, VA)
    …vulnerability analysis of other systems in the network). + Knowledge of system administration concepts for Unix /Linux and/or Windows operating systems ... OPTEVFOR Cyber Test planning: + Conduct open-source research and system under test documentation review to familiarize with the...exploitation development. + Proficient in at least two operating systems , to include Windows, Linux, or Unix more
    Amentum (11/12/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …required The Systems Engineering team is seeking a driven Senior Linux/ UNIX Systems Administrator that is highly technical and mission focused. This ... TO SUCCEED Basic Qualifications: - Ten (10) years' experience as aLinux/ UNIX Systems Administrator supporting complex, multi-site enterprise-scale environments -… more
    Arena Technical Resources, LLC (10/25/25)
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  • SURTASS Operations & Maintenance (O&M) Technician…

    V2X (Reston, VA)
    …distribution equipment and systems . + Heating, Ventilation, and Air Conditioning (HVAC) systems , limited to routine system checks and filter changes. + Van ... doors + Protected Distribution System + Van lighting systems , internal and...+ Two years of combined experience in the management, administration , maintenance, and repair of UNIX /LINUX and… more
    V2X (11/13/25)
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  • Middleware Team lead (Web Software Developer…

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …Application and Web Servers, Portals, and associated SW products and operating system configuration in LINUX, UNIX and Windows environments. Once deployed, ... and ARMY security requirements. Responsible for development and maintenance of mid-tier system monitoring and administrative dashboards to ensure a proactive… more
    CGI Technologies and Solutions, Inc. (10/29/25)
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  • Senior Information Systems Security Officer

    ManTech (Fort Washington, MD)
    …Master's Degree and 5 + years prior experience + Solid understanding of Linux/ Unix Administration . + Experience with applying DISA STIGs with containerization ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Information Systems Security Officer (ISSO)** to join our team in Fort Washington, MD. This is… more
    ManTech (11/01/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Phoenix, AZ)
    …Master's Degree preferred. + 8-15 years of overall experience in information technology, systems administration or other IT related field to include: 5+ years ... for escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems . + Participate in on-call rotations to provide 24x7x365… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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  • Computer Associates' Top Secret Security product…

    General Dynamics Information Technology (Fairfax, VA)
    …We are currently seeking a Computer Associates' Top Secret Security product Systems Administrator . Responsibilities: * Provide mentor level support experience. * ... Review and report on Universal Access, revoked users, Super UNIX User authority, and CICS/IMS/DB2 Access violation reports. *...experience and knowledge CA Top Secret, z/OS * Hands-on administration of z/OS, CICS, and Top Secret login ID's,… more
    General Dynamics Information Technology (11/13/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …Engagement Network (TEN) Lab Manager with experience in Linux, Splunk, and Ansible System Administration to support the design, development, and deployment of ... technologies and equipment in the lab environment. + Providing ongoing systems administration , technical support, upgrades, patching, and troubleshooting… more
    ARSIEM (11/12/25)
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  • Administrator, SAP Basis

    Electric Power Research Institute (Knoxville, TN)
    …performance by planning and executing SAP tuning strategies. + Monitor all SAP systems (work processes, users, system logs, short dumps, locks, developer traces, ... training and training related to File Server hardware, operating systems and VMWare + Experience performing Basis Administration...the Department of Homeland Security and the Social Security Administration (SSA). EPRI uses the system to… more
    Electric Power Research Institute (11/15/25)
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  • IT Security Specialist

    Robert Half Technology (Cambridge, MA)
    …, or related roles with a focus on security. * Proficiency in Linux, Unix , and Windows system administration and security practices. * Strong ... where you will play a key role in safeguarding systems and networks. The ideal candidate will bring a...The ideal candidate will bring a strong background in system or network administration , coupled with hands-on… more
    Robert Half Technology (10/30/25)
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