• COMSEC / Network Engineer

    Leidos (Laurel, MD)
    …Security!** **Job Summary:** As part of this highly visible and fast-paced Leidos prime contract the COMSEC Network Engineer will work in a small team of ... **Description** **Leidos** has a new and exciting opportunity for a ** COMSEC / Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (09/16/25)
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  • COMSEC / 5G cellular / VHF Systems…

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Systems Engineer - Active Top Secret Required** Seize your opportunity to make a ... personal impact as a Systems Engineer supporting a world class maintenance program servicing a...environment. + Receive, transport, load, and configure communications security ( COMSEC ) keying material for secure communications equipment. + Provide… more
    General Dynamics Information Technology (11/20/25)
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  • COMSEC Manager (TS Clearance Required,…

    Deloitte (Arlington, VA)
    …+ Extensive experience in security management, preferably with a focus on COMSEC + Knowledge of cryptography, network security, risk management, and ... Work You'll Do + Responsible for performing as information systems security engineer (ISSE) + Providing operation services to design the security architecture of… more
    Deloitte (11/18/25)
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  • Network Engineer

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... us and make a difference in National Security!** The ** Network Engineer ** will be responsible for: +...and mission architecture + Reports any known or suspected COMSEC incidents immediately + Perform configuration, test, deployment and… more
    Leidos (10/12/25)
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  • Network Engineer

    Leidos (Laurel, MD)
    …Joint COMSEC Monitoring and Operations Management. We are looking for a network engineer to support Cyber Security Defensive Operations with configuration of ... about how this program "Delivers Mission Success!" **Your Main Objective:** Provide network and systems administrator support to the Defensive Network Operations… more
    Leidos (11/05/25)
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  • Network Engineer - Decentralized…

    Red Gate Group (Arlington, VA)
    …both service excellence and employee wellbeing. The Red Gate Group is seeking a Network Engineer to provide on-site support to the Advanced Resilience portfolio ... in the area of next-generation classified network development for enterprise-scale computing and operational functions. Successful candidates will provide expert… more
    Red Gate Group (08/23/25)
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  • Lead Network Systems Engineer

    Parsons Corporation (Mclean, VA)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented **Lead** ** Network Systems Engineer ** to join our team! In this role, you ... Be Doing:** + Lead and coordinate a team of network engineers to deliver high-quality network solutions...**What Desired Skills You'll Bring:** + Experience as a COMSEC account custodian or similar role managing secure communications… more
    Parsons Corporation (09/09/25)
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  • Voice/Data Communications Engineer

    Orbis, Inc. (Washington, DC)
    Job Description: + Skilled Voice/Data Communications Engineer to support and maintain secure voice and data communication systems for Department of Defense (DoD) ... of Avaya Communication Manager or Avaya Aura systems, experience with COMSEC equipment, and proven expertise designing and maintaining telecommunications systems… more
    Orbis, Inc. (08/27/25)
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  • Senior Security Engineer

    TAD PGS, Inc. (Washington, DC)
    …Active Top Secret or Top Secret/SCI Security Clearance.** The Senior Security Engineer leads the design, development, and operations of secure cloud platforms. This ... resiliency strategy, and compliance with enterprise and federal security standards. The engineer acts as a subject matter expert and collaborates across teams and… more
    TAD PGS, Inc. (11/07/25)
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  • Primary Technical Control Facility Lead

    Competitive Range Solutions, LLC (Arlington, VA)
    COMSEC integrity maintenance, and trouble ticket management. + Perform network administration, maintain, and engineer transport equipment and networks, and ... TCF equipment, following the established Government Maintenance Plan/SOP. + Manage COMSEC accounts and perform encryption changeovers, issues, and destruction in… more
    Competitive Range Solutions, LLC (11/06/25)
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  • Systems Administrator / Top Secret / Onsite:

    Lockheed Martin (Arlington, VA)
    …\* Administering systems accredited under RMF \(NISPOM and/or ICD 503\) \* COMSEC inline network encryptors \(e\.g\., KG\-175 family\) \* Adjacent facilities ... Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer /Systems Administrator with a demonstrated ability to independently develop solutions… more
    Lockheed Martin (10/22/25)
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  • Information Technology /Assurance Specialist SME

    Chenega Corporation (Arlington, VA)
    …support specialist with responsibility for administering the ETO's network system administration and Information Technology (IT) infrastructure maintenance ... and software problem resolutions. + Support the existing wide-area network (WAN), which supports the addition of nodes from...as the principal cybersecurity advisor to the ETO Chief Engineer (CE). + Identify security risks and develop and… more
    Chenega Corporation (10/07/25)
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