• Principal Cyber Security Systems Engineer

    ManTech (Chantilly, VA)
    …Juniper, Cisco, F5, and similar platforms + Administering and troubleshooting Windows, Linux , and vendor appliance-based systems to ensure high availability and ... MANTECH seeks a motivated, career-driven **Principal Cyber Security Systems Engineer** to join our team in **Chantilly, VA** . This role offers an exciting… more
    ManTech (08/29/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …* System Maintenance: Install, configure, update, and maintain operating systems , software, servers, and hardware. * Technical Support: Provide technical support ... security of the IT infrastructure. * Performance Optimization: Monitor system performance and optimize systems to ensure...obtain a TS/SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows, Linux , or… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Systems Administrator - NETTN Support

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Windows and Red Hat Enterprise Linux (RHEL) environments, including virtual systems + Support system configurations in compliance with DoD Security Technical ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (07/12/25)
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  • System Engineer

    Athenix Solutions Group, LLC (Mclean, VA)
    …workflows + Requirements development and management + Working Knowledge and familiarity with Linux based operating systems and the Linux command line ... System Engineer Mclean, VA (http://maps.google.com/maps?q=Mclean+VA+USA) *ANS Job Type...Full-time Description Athenix Solutions Group is looking for a Systems Engineer in Northern Virginia for a variety of… more
    Athenix Solutions Group, LLC (07/24/25)
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  • Senior Software Engineer - Training System…

    RTX Corporation (Sterling, VA)
    …in complexity from desktop training all the way up to high fidelity weapon system and full-flight training systems including full visual motion and simulator ... **Security Clearance:** Secret - Current **Senior Software Engineer** **- Training System Software (Onsite)** We are currently searching for a Sr. Software… more
    RTX Corporation (09/16/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …_Redundancy & Project Support_ + Serve as the operational backup for the senior systems engineer. + Participate in infrastructure and system upgrade projects. + ... That Powers Innovation!** Leidos is on the lookout for a sharp, forward-thinking ** Systems Engineer** to strengthen our elite technical team in **Chantilly, VA** .… more
    Leidos (08/15/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …**RESPONSIBILITIES** + Manage, maintain, deploy, troubleshoot, and support Red Hat Enterprise Linux , Oracle Enterprise Linux , and Solaris UNIX servers. + Monitor ... and tune system performance to ensure optimal operations across a mixed...QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. +… more
    TekSynap (07/26/25)
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  • Senior Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to support our ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance… more
    V2X (08/07/25)
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  • RHEL System Administrator III

    RTX Corporation (Chesapeake, VA)
    …a safer, more secure world. This job opportunity is for the ROTHR System Administrator position at the Raytheon, ROTHR Chesapeake, Virginia facility. **What you will ... responsible for day-to-day operation and sustainment of the Mission systems to include (but not limited to): + Administer...limited to): + Administer all ROTHR Red Hat Enterprise Linux servers and workstations, ACAS and Nessus servers, and… more
    RTX Corporation (09/30/25)
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  • RHEL System Administrator III

    RTX Corporation (Chesapeake, VA)
    …a safer, more secure world. This job opportunity is for the ROTHR System Administrator position at the Raytheon, ROTHR Chesapeake, Virginia facility. **What you will ... responsible for day-to-day operation and sustainment of the Mission systems to include (but not limited to): + Administer...limited to): + Administer all ROTHR Red Hat Enterprise Linux servers and workstations, ACAS and Nessus servers, and… more
    RTX Corporation (08/20/25)
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