• Senior Site Reliability Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …infrastructure foundation components of large networks in AWS and on-prem (eg, systems & network administration , DNS, hypervisors, containers, databases, ... We manage petabytes of real-time data, millions of active users, and mission-critical systems across a globally distributed platform. As we scale, we're seeking a… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Senior Maintenance Technician (S)

    SimIS Inc. (Dahlgren, VA)
    …preferably military systems + Advanced knowledge of digital electronics, computer systems , and network equipment + Experience with AEGIS combat systems ... and display systems + Knowledge of COTS and LAN-based system administration + Understanding of test equipment operation and calibration procedures + Strong… more
    SimIS Inc. (10/10/25)
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  • Field Service Representative

    GovCIO (Hampton, VA)
    …problems and automate administration tasks. + Recommend changes to improve systems and network configurations and determine hardware or software requirements ... onsite/hybrid position. **Responsibilities** Establishes and maintains smooth operation of computer systems (to include operating systems , software and hardware)… more
    GovCIO (11/25/25)
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  • Cyber Security Manager - Diego Garcia

    Amentum (Richmond, VA)
    …to Navy Networks and Information Systems in conjunction with skills in systems administration , network administration , and control system security ... Credentials that meet DoD Cyber Workforce requirements for specialty codes 441 ( Network Operations Specialist), 451 ( Systems Administration Specialist), and… more
    Amentum (09/09/25)
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  • Manager Contract Administration 3

    Northrop Grumman (Charlottesville, VA)
    …team to do some of the best work of your career. Northrop Grumman Mission Systems Sector is seeking a **Manager, Contracts Administration 3 to join their team ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to… more
    Northrop Grumman (09/04/25)
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  • Health Systems Administrator (Assistant…

    Veterans Affairs, Veterans Health Administration (Fredericksburg, VA)
    Summary This position is located within the Veterans Health Administration (VHA), VA Mid-Atlantic Health Care Network (VISN 6), Central Virginia VA Health Care ... of various regulatory and credentialing groups; and Government-wide, agency; and facility systems and requirements in various administrative areas such as… more
    Veterans Affairs, Veterans Health Administration (11/22/25)
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  • Senior Principal Security Engineer

    Oracle (Richmond, VA)
    …technologies + Experience with network monitoring and telemetry solutions, network configuration management, linux systems administration + Experience ... is a global footprint, with hundreds of thousands of network devices supporting millions of servers, connected over a...threat modeling and conducting secure design reviews of complex systems . + Prior coding background (eg Java, Go, C/C++,… more
    Oracle (11/25/25)
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  • Administration Generalist 2

    Huntington Ingalls Industries (Springfield, VA)
    …Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely… more
    Huntington Ingalls Industries (09/04/25)
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  • Public Key Infrastructure (PKI) Security…

    Tetrad Digital Integrity LLC (Falls Church, VA)
    … management, networks, firewalls) in an enterprise environment + Infrastructure IT ( Systems Administration , Network Administration Windows/Linux OS, ... with one or more in any combination of the following: IT Sys Admin , Server Admin , Networking, Active Directory/LDAP, Unix/Linux or Virtualization and Access… more
    Tetrad Digital Integrity LLC (11/20/25)
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  • Field Operations Specialist

    Leidos (Springfield, VA)
    …multiple field locations as needed. **Preferred Qualifications** + Experience in system administration , systems integration, or network installation in ... consistency and compliance. + Lead and contribute to projects spanning ** systems integration, system administration , and field operations** with moderate… more
    Leidos (10/11/25)
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