• Electronic Surveillance System Analyst (Active Top…

    NANA Regional Corporation (Fredericksburg, VA)
    …resolution of technical issues. + Work closely with Engineering, Security, and Systems Administration teams to incorporate customer feedback and address key ... steps through self-service, or by another area, such as the security administration , systems administrator, etc., based on Synteras organizational structure and… more
    NANA Regional Corporation (10/30/25)
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  • Senior Cyber Security Engineer

    CACI International (Norfolk, VA)
    …including future products, services, and technologies. + Reviewing and updating network administrative documentation for SCSC information systems and prepare ... Team supporting a vast array of Cyber/IA responsibilities for the Surface Combat Systems Center (SCSC) and its customers developing and fielding programs such as the… more
    CACI International (10/18/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …Include: Providing support to design, develop, and maintain the client's systems compliance with ICD 503 requirements. This also includes advising and ... assisting the client with: security and network accreditations; providing the client with a working understanding...in several of the following areas: + Securing mission systems through the ICD 503 process for security risk… more
    Assertive Professionals (10/09/25)
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  • Sr IT Security Advisor

    Sedgwick (Richmond, VA)
    …of security measures to protect company data, networks, and computer systems . To focus on executing security fundamentals for threat detection, investigation, ... implements and monitors security measures for the protection of computer systems , networks and information. + Identifies and defines system security requirements.… more
    Sedgwick (12/23/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …technologies and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and troubleshooting ... Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment...or HS Diploma and 7+ years lab management or systems administration experience. **Desired Certifications:** - DoD… more
    Nightwing (11/26/25)
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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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  • Junior Computer Support Technician

    Leidos (Reston, VA)
    …2PM-10:30PM Primary Responsibilities 1) Performs the integration of new COTS/GOTS systems ( network equipment, servers, workstations, etc) into the production ... (SEP) is seeking a Computer Support Analyst for the Center for Information Systems Security (CISS) program. This is a unique role which offers opportunities for… more
    Leidos (12/29/25)
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  • Security Engineering Lead

    Tyto Athene (Ashburn, VA)
    …threats. **Qualifications** **Required:** + 3+ years of experience in security systems administration , engineering, and support. + CompTIA A+, Security+, ... systems and tools. + Install, configure, and support network security platforms, including: + Layer 2/Layer 3 ...+ Firewalls, IDS/IPS, VPN solutions, WAFs, and content filtering systems + NetFlow analysis and network monitoring… more
    Tyto Athene (11/01/25)
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  • Secure Wireless Engineer

    General Dynamics Information Technology (Springfield, VA)
    …connectivity issues related to firewall/VPN/SSL infrastructures. Responsible for evaluating current network security systems . HOW A CYBER WIRELESS SECURITY ... and in-depth experience with Wireless Networks + Areas of information systems security; including policy; security standards; network ; application; database and… more
    General Dynamics Information Technology (10/18/25)
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  • Mission IT Operator

    CACI International (Springfield, VA)
    …with IT infrastructure including user systems , servers, storage, and network connectivity. - Provides system administration for assigned infrastructure and ... - Responsible for resolving IT hardware and software infrastructure (servers, network , security, etc.) issues using systems - Analysis techniques… more
    CACI International (01/06/26)
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