• Applied Research Solutions (Bedford, MA)
    …for secure, high-stakes systems? We are seeking a Principal-level Network Engineer to lead the design, installation, integration, maintenance, and hardening of ... fiber/copper backbones, secure telephony, ground RF and satellite communications, cryptographic/ COMSEC systems, and voice/data/video platforms. If you bring deep… more
    DirectEmployers Association (12/06/25)
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  • AeroVironment (Centreville, VA)
    …anomalies to include support to Insider Threat Working Group + Assist with COMSEC inventory and documentation updates to ensure 100% accountability with NSA + Assist ... (UAS) and tactical missile systems. Founded in 1971 by celebrated physicist and engineer , Dr. Paul MacCready, we've been at the leading edge of technical innovation… more
    DirectEmployers Association (10/11/25)
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  • Terrestrial COMSEC Network Engineer

    CACI International (Colorado Springs, CO)
    Terrestrial COMSEC Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... Team CACI has an exciting and challenging opportunity available for a COMSEC (communications security) Network Engineer supporting an Intelligence Community… more
    CACI International (10/25/25)
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  • COMSEC /Network Engineer

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** COMSEC /Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... Summary:** As part of this highly visible and fast-paced Leidos prime contract the COMSEC Network Engineer will work in a small team of COMSEC personnel to… more
    Leidos (11/22/25)
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  • Lead, Crypto- COMSEC Systems…

    L3Harris (San Diego, CA)
    …land, sea and cyber domains in the interest of national security. Job Title: Lead, Crypto/ COMSEC Systems Engineer Job Code: 30537 Job Location: San Diego, CA Job ... various project needs on-site. Essential Functions: * RF System Design for COMSEC and Information Assurance: Develop and oversee the design and architecture of… more
    L3Harris (11/08/25)
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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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  • Network Engineer - Intermediate

    Oneida Technical Solutions (Fort Belvoir, VA)
    …Center for the National Capital Region (RNEC-NCR), we are currently seeking a Network Engineer with a minimum of 3-years of experience and a Secret Clearance. This ... implementations and deployments, engineering support solutions for the RNEC-NCR, engineer long haul base inter-connectivity communications for Fort Belvoir, JBMHH,… more
    Oneida Technical Solutions (12/11/25)
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  • Computer and Information Research Scientists…

    Nexagen Networks Inc (Rock Island Arsenal, IL)
    Computer and Information Research Scientists ( Information Assurance Engineer ) Security Clearance Requirement: Current and Active DoD Secret Salary Range: $120K - ... education, skills, and current market conditions.) As the Information Assurance Engineer , you will join a high-performing team dedicated to excellence, innovation,… more
    Nexagen Networks Inc (11/26/25)
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  • Cryptologic Test Engineer

    KBR (Chantilly, VA)
    Title: Cryptologic Test Engineer Belong. Connect. Grow. with KBR! As a part of KBR's Intel group, you work on some of the toughest, most interesting problems. You ... shape the future of space defense. Key Responsibilities: + Troubleshoot: Resolve COMSEC issues and anomalies + Testing: Verification & Validation testing +… more
    KBR (09/30/25)
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  • SATCOM Systems Engineer (Tier II)

    Linchpin Solutions, Inc. (Aberdeen Proving Ground, MD)
    SATCOM Systems Engineer (Tier II) Aberdeen Proving Ground, MD (http://maps.google.com/maps?q=6175+Guardian+Gateway+Aberdeen+Proving+Ground+MD+USA+21005) Job Type ... We are currently hiring for a dynamic and experienced SATCOM Systems Engineer (Tier II). Clearance:Active DoD Secret Clearance Work Schedule:Onsite daily. Role… more
    Linchpin Solutions, Inc. (10/23/25)
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  • Crypto Systems Engineer

    KBR (Chantilly, VA)
    Title: Crypto Systems Engineer Belong. Connect. Grow. with KBR! Support the Directorate by evaluating and certifying the implementation, integration, and embedment ... Qualifications: + Clearance: Active TS/SCI with current Polygraph + COMSEC : 5+ years' experience with Crypto engineering / ...COMSEC : 5+ years' experience with Crypto engineering / COMSEC Desired Qualifications: + Military / DOD / IC… more
    KBR (12/06/25)
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  • Network/Systems Engineer (Vaxcom)

    Parsons Corporation (Airlie, VA)
    …Vaxcom Services, LLC (a Parsons company) is looking for an amazingly talented **Network/Systems Engineer ** to join our team! In this role you will get to support ... cryptographic technology working groups. + Experience and understanding of COMSEC equipment, maintenance, device upgrades, and configuration management. +… more
    Parsons Corporation (10/31/25)
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  • Field Engineer

    Northrop Grumman (Fort Greely, AK)
    …of a degree. + Active **Secret** Security Clearance and ability to obtain COMSEC and TS/SCI Clearance required. + Certification meeting DoD 8570 requirements (eg, ... + Experience in log file analysis. + Experience with /understanding of COMSEC Handling, Taclane operations. + IFICS Data Terminal hardware/software experience or… more
    Northrop Grumman (12/12/25)
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  • (DoD Skillbridge)Principal/ Engineer

    Northrop Grumman (Roy, UT)
    …Force Codes organization with codes hardware, software and interfacing systems * COMSEC , Cryptology and Nuclear Surety training * Must understand Air Force Technical ... Force Codes organization with codes hardware, software and interfacing systems * COMSEC , Cryptology and Nuclear Surety training * Must understand Air Force Technical… more
    Northrop Grumman (09/19/25)
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  • Principal Engineer Network

    Northrop Grumman (Mcclellan, CA)
    …to the warfighter. We are looking for you to join our team as a **Network Engineer /Principal Network Engineer ** based out of **McClellan, CA** . As a Network ... Engineer /Principal Network Engineer at Northrop Grumman you...and troubleshooting. + Experience with HAIPE/TACLANE and other military COMSEC /CRYPTO equipment and procedures. + Proficiency with MS Office… more
    Northrop Grumman (10/15/25)
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  • Sr. Specialist, Aerial Network Systems…

    L3Harris (Salt Lake City, UT)
    …in the interest of national security. Job Title: Senior Specialist, Network Systems Engineer Job Code: 31288 Job Location: Salt Lake City, Utah Job Schedule: 9/80: ... worked - and have every other Friday off Job Description: The Network Systems Engineer will support the Air Force's IDHC program. Their role will require System… more
    L3Harris (11/20/25)
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  • Principal/Sr Principal Network Engineer

    Northrop Grumman (San Diego, CA)
    …We are looking for you to join our team as a **Principal/Sr Principal Network Engineer ** based out of **San Diego, CA** . As a Principal/Sr Principal Network ... Engineer at Northrop Grumman you will have a challenging...and troubleshooting. + Experience with HAIPE/TACLANE and other military COMSEC /CRYPTO equipment and procedures. + Experience with tactical/military radio… more
    Northrop Grumman (11/01/25)
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  • Senior/Principal R&D Electrical Engineer RF…

    Sandia National Laboratories (Tonopah, NV)
    …and telemetry to the next level? We are seeking a talented RF Systems/Telemetry Engineer to join our innovative team at the Tonopah Test Range (TTR) in Nevada. ... leads in each area and report to the chief engineer . Your contributions will play a crucial role in...data acquisition and analysis. + Experience in TEMPEST and COMSEC integrated systems. + Experience with hardware and software… more
    Sandia National Laboratories (11/27/25)
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  • Telecommunications Field Engineer

    CACI International (Herndon, VA)
    Telecommunications Field Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... CACI has an immediate opportunity for a senior level **Telecommunications Field Engineer ** with a TS/SCI Poly clearance. **Responsibilities:** + Field Engineers must… more
    CACI International (11/19/25)
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  • Staff Mission Management Network Engineer

    Northrop Grumman (Melbourne, FL)
    …Grumman's Aeronautics Systems sector is seeking a **Staff Mission Management Network Engineer ** to join our team of qualified, diverse individuals in defining the ... updates within the team & leadership on a regular basis. The Mission Management Network Engineer in this role will be responsible for one or more of the following: +… more
    Northrop Grumman (11/12/25)
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