• Expert CNO Developer

    ManTech (Aurora, CO)
    **MANTECH** seeks a skilled and innovative ** Expert CNO Developer ** to join our team in **Aurora, CO.** In this role, you will contribute to the development ... of mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network...and debugging of software applications and systems + Applying expert knowledge of network and security concepts to support… more
    ManTech (10/24/25)
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  • Mobile CNO Developer 2

    ARSIEM (Annapolis Junction, MD)
    …an impact on every client you work with. ARSIEM is currently looking for a Mobile CNO Developer 2. The position will support one of our Government clients in ... Junction, Maryland. Responsibilities + Design, develop, test, and maintain Mobile CNO capabilities in support of the Customer's mission requirements Minimum… more
    ARSIEM (11/07/25)
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  • Mobile CNO Developer 3

    ARSIEM (Annapolis Junction, MD)
    …an impact on every client you work with. ARSIEM is currently looking for a Mobile CNO Developer 3 . The position will support one of our Government clients in ... Annapolis Junction, MD. Responsibilities + Modernize Mobile CNO capabilities, to include designing, developing, and testing, in support of the Customer's mission… more
    ARSIEM (11/07/25)
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  • Senior CNO Developer

    ManTech (Hanover, MD)
    **MANTECH** seeks a skilled and innovative **Senior CNO Developer ** to join our team in **Hanover, MD.** In this role, you will contribute to the development of ... mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network...and debugging of software applications and systems + Applying expert knowledge of network and security concepts to support… more
    ManTech (10/24/25)
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  • Lead CNO Developer

    ManTech (Aurora, CO)
    **MANTECH** seeks a skilled and innovative **Lead CNO Developer ** to join our team in **Aurora, CO.** In this role, you will contribute to the development of ... mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network...debugging of + software applications and systems + Applying expert knowledge of network and security concepts to support… more
    ManTech (10/24/25)
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  • CNO Developer / Engineer

    BigBear.ai (Columbia, MD)
    Overview BigBear.ai is hiring CNO Developers to provide custom software design and development of CNO tools and techniques. Designs and develops end-to-end data ... flow and tasking into CNO tools developed. Provides/authors documentation, participate in design, code, and software readiness reviews in accordance with the… more
    BigBear.ai (10/31/25)
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  • Full-Stack CNO Developer

    ARSIEM (Annapolis Junction, MD)
    …client you work with. ARSIEM is currently looking for a Full Stack C NO Developer . The position will support one of our Government clients in Annapolis Junction, ... + Minimum six (6) years of experience with programming CNO tools and techniques + Minimum five (5) years...experience in network sockets programming and application-level protocols + Expert ability in UNIX kernel internals and low-level Windows… more
    ARSIEM (11/07/25)
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  • Full Stack Developer (SME)

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a **Full Stack Developer (SME)** in our **National Security Sector's (NSS) Cyber & Analytics Business ... is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (11/07/25)
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  • Embedded System Researcher 3

    ARSIEM (Annapolis Junction, MD)
    …ARM, PPC, MIPS, or other embedded assembly languages. Minimum Qualifications + Expert -level engineering experience with over 12 years of analyzing embedded systems + ... distilling larger tasks into meaningful milestones Labor Category Requirements - Software Developer 3 + Minimum eight (8) years of experience programming with… more
    ARSIEM (11/07/25)
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