• Software / CNO Developer

    Parsons Corporation (Baltimore, MD)
    …and redefine what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Software / CNO Developer ** to join our team! In this role you ... + Collaborating with headquarters and local customers to develop and integrate cutting-edge CNO tools. + Doing independent research into software and device… more
    Parsons Corporation (10/24/25)
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  • Associate CNO Software

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career and customer-oriented **Associate CNO Software Developer ** to join our team in Hanover, MD. **Responsibilities include, but ... not limited to:** + Design and develop new hardware or software based CNO capabilities. + Assist with designing, developing, documenting, testing, and debugging… more
    ManTech (10/23/25)
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  • Cyber ( CNO ) Software

    Percival Engineering (Columbia, MD)
    …to developing cutting-edge software , our team does it all. If you are a Cyber ( CNO ) Software Developer with a passion for innovation and a knack for ... US citizenship is also required Responsibilities Include: + Provide software development in support of custom software ...Provide software development in support of custom software design and development of cyber capability tools and… more
    Percival Engineering (08/07/25)
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  • Calling all CNO Software Expert…

    Lockheed Martin (Hanover, MD)
    **Description:** **The Work:** A CNO Software Expert does work that requires a highly skilled individual using their expertise in computer network operations, ... and analysis\. Key responsibilities include designing, developing, and testing software applications, as well as analyzing and troubleshooting complex computer… more
    Lockheed Martin (08/14/25)
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  • CNO Developer

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career and customer-oriented ** CNO Software Developer ** to join our team in **Hanover, MD.** **Responsibilities include, but are ... not limited to:** + Design and develop new hardware or software based CNO capabilities. + Assist with designing, developing, documenting, testing, and debugging… more
    ManTech (10/23/25)
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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 ... Maryland. Responsibilities + Design, develop, test, and maintain Mobile CNO capabilities in support of the Customer's mission requirements... Analyst/Programmers in daily tasks + Able to debug software and troubleshoot issues + Able to create and… more
    ARSIEM (08/08/25)
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  • Associate CNO Developer

    ManTech (Hanover, MD)
    **MANTECH** seeks a skilled and innovative **Associate CNO Developer ** to join our team in **Hanover, MD.** In this role, you will contribute to the development ... but are not limited to:** + Designing and developing new hardware- or software -based Computer Network Operations ( CNO ) capabilities + Managing the design,… more
    ManTech (10/25/25)
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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… more
    BigBear.ai (10/31/25)
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  • Senior CNO Developer

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career and customer-oriented **Senior CNO Developer ** **​** to join our team in **Annapolis Junction, Maryland** . We're looking for a ... Senior Capability Developer to join our elite team. In this role,...environment, tackling unique challenges at the intersection of hardware, software , and embedded systems. **Responsibilities include but are not… more
    ManTech (08/24/25)
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  • CNO Developer

    SAIC (Fort Meade, MD)
    …where you can** **grow your career in a dynamic and supportive environment!** The CNO Developer designs, develops, and implements tools and capabilities for both ... using tools to find, exploit, and productize vulnerabilities in complex software systems. + Understanding of network protocols (TCP/IP stacks, wire-level protocols,… more
    SAIC (08/19/25)
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  • Computer Scientist 2 (Firmware-Savvy CNO

    ARSIEM (Fort Meade, MD)
    …client you work with. ARSIEM is currently looking for a Computer Scientist 2 (Firmware-Savvy CNO Developer 2) . This position will support one of our Government ... development of new and existing capabilities. Minimum Qualifications + 5+ years of software development experience with a BS degree, 3+ years of experience with an… more
    ARSIEM (09/01/25)
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  • CNO Developer (Baseband)

    Parsons Corporation (Annapolis Junction, MD)
    …from their mentorship to grow your skills and support our customer's mission. Your CNO development skills will be stretched to the limit as you utilize your ... + Bachelor's degree in relevant field of study + Minimum 8 years of software engineering, reverse engineering (or 6 years' experience with a Master's degree) +… more
    Parsons Corporation (10/24/25)
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  • Senior Embedded Developer

    GliaCell Technologies (Fort Meade, MD)
    …government contract. Position Description: + You will act as an embedded developer /general-purpose CNO software engineer for up-and-coming projects where ... Are you a Senior Embedded Developer who is ready for a new challenge...Strong communication skills. Required Skills: + Experience with developing CNO specific software in Linux/Windows/Embedded applications. +… more
    GliaCell Technologies (08/22/25)
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  • Software Developer (Core Cyber Tool…

    DarkStar Intelligence LLC (Fort Meade, MD)
    Software Developer (Core Cyber Tool Development) Location: Fort Meade, MD | Type: Full-Time | Clearance: TS/SCI CI Poly Note: These positions are part of an ... testing, and cloud development tasks. Key Responsibilities + Design and develop software capabilities to meet operational CNO requirements. + Implement secure… more
    DarkStar Intelligence LLC (09/07/25)
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  • Front End Developer , Assoc. Principal w/…

    BigBear.ai (Annapolis Junction, MD)
    …+ WebSockets or real-time data handling frameworks + Redis + Prior experience within CNO + XP/Agile software development + CI/CD + Linux (CentOS/RHEL) + Cloud ... Overview BigBear.ai is seeking a Front-End Software Engineer to work on an exciting, mission-critical...variety of specialized tools and tradecraft to enhance the CNO mission. Your responsibilities will include developing innovative solutions… more
    BigBear.ai (08/08/25)
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  • Senior Analytic Developer (SWE-3)

    Leidos (Annapolis Junction, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... **Leidos** has a new and exciting opportunity for a **Senior Analytic Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (09/25/25)
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  • Senior Python Developer (SWE-3)

    Leidos (Fort Meade, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... a new and exciting opportunity for a **Senior Python Developer ** in our **National Security Sector's (NSS) Cyber &...program "Delivers Mission Success!" Seeking a motivated Senior Python Developer with the right knowledge, skills, and abilities to… more
    Leidos (10/28/25)
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  • Senior Python AI/ML Prototype Developer

    Leidos (Fort Meade, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... **Leidos** has a new and exciting opportunity for a **Senior Python AI/ML Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (10/03/25)
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  • Senior Software Engineer - Partial Telework

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Senior Software Engineer who is ready for a new challenge that will launch your career to the next level? + Tired of being treated like a company drone? + ... you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security...customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions… more
    GliaCell Technologies (11/01/25)
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  • Software Engineer

    Leidos (Annapolis Junction, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... analysis, interface control, and testing and continuous integration. + Experience in software development on Agile teams using Agile Developer practices such… more
    Leidos (09/18/25)
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