• System Engineer Cisco PBX (VoSIP)

    TekSynap (Arlington, VA)
    …Cisco Unified Communications Manager (CUCM) or similar PBX systems . + Certifications : + Cisco Certified Network Associate (CCNA) Collaboration + Cisco ... + Conduct periodic tests, inspections, and preventive maintenance for telecommunications systems . + Ensure system and subsystem operation meets specified… more
    TekSynap (10/07/25)
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  • Senior Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    …and Responsibilities: + Provide systems administration support for the Windows operating system and applications and backup support for VMWare virtual ... Administrator Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System Administratorwill provide… more
    Chenega Corporation (12/01/25)
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  • System Administrator

    ManTech (Virginia Beach, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator** to join our team in **Virginia Beach, VA.** This is an **onsite** position. As ... a Systems Administrator you will provide direct support to the...but are not limited to:** + Execute the full System Development Life Cycle (SDLC) from initial receipt of… more
    ManTech (12/06/25)
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  • IT Analyst Lead

    Trace Systems Inc (Portsmouth, VA)
    Systems (IDS), Juniper encryptors, External DNS, F5 BigIP. + Software: MS Windows operating systems ; UNIX/Linux operating systems ; SQL Server ... Model # 3415, Iron Port eMail Firewalls; CISCO Wireless Intrusion Prevention systems (WIPS), Aruba wireless networks, AirTight Network Devices, McAfee Firewall… more
    Trace Systems Inc (11/14/25)
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  • Mainframe System Programmer/Hardware…

    Ensono (Richmond, VA)
    …to meet client and business requirements. + Above average knowledge of the z/OS operating system . + Familiarity with tape and DASD replication methodologies for ... Mainframe System Programmer/Hardware ConfigurationRemote - United StatesJR011978 Mainframe ...expert technology adviser and managed service provider with cross-platform certifications , Ensono empowers our clients to keep up with… more
    Ensono (12/17/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …5 or more years of hands-on experience providing O&M support of enterprise server operating systems (OSs) (Windows Server, Red Hat Enterprise Linux, etc.) and ... Administrator II shall work closely with the activity's Senior Systems Administrator, Network Engineer as well as...required configurations to continue to provide the most secure operating environment possible. + The Senior Systems more
    V2X (11/15/25)
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  • System Engineer / IT Manager

    Serco (Herndon, VA)
    …Guides + Program management methods and Earned Value Management + LINUX operating system experience and CISCO Networking experience + Cloud applications: ... Herndon, VA Are you looking for an IT oriented System Architecture position that supports the Corporate Business Lines...the job description listed above. + Active Certified Information Systems Security Professional (CISSP) Certification or in… more
    Serco (12/12/25)
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  • Senior Network Administrator

    TekSynap (Radford, VA)
    …with internal teams and external stakeholders to ensure optimal operation and scalability of network systems . + Assist in the lifecycle management of network ... secure network operations. + Monitor and tune network performance, ensuring systems are hardened and...Certifications ** + CompTIA Security+. + Computing Environment (CE) Certification (ie, MCSE, Server+, CCNA, RedHat, Palo, etc.) -… more
    TekSynap (10/25/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …including deployments, patches, security checks, and maintenance. + Upgrade and maintain operating systems and application software on LINUX (Linux RHEL, CentOS, ... ensure full availability and optimum performance. Utilize software tools and logs to monitor network and system health. + Track and manage system more
    General Dynamics Information Technology (12/16/25)
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  • Cyber Network Analysis Tech, Majestic

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …implement network security strategies to protect organizational assets and systems from cyber threats. + Conduct regular vulnerability assessments and security ... TS/SCI Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare… more
    Huntington Ingalls Industries (12/19/25)
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