• Software / CNO Developer

    Parsons Corporation (Baltimore, MD)
    …talent and redefine what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Software / CNO Developer ** to join our team! In this ... + Collaborating with headquarters and local customers to develop and integrate cutting-edge CNO tools. + Doing independent research into software and device… more
    Parsons Corporation (11/18/25)
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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 (11/06/25)
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  • CNO Developer /Engineer

    Shuvel Digital (MD)
    CNO Developer /Engineer Joint Base Andrews, MD Clearance Level: TS/SCI US Citizenship: Required Job Classification: Regular Full-time Years of Experience: 7-10 ... Education Level: Bachelors Position Description: GITI is looking for a senior-level CNO Developer / Engineer Capable of developing cyber capabilities and… more
    Shuvel Digital (09/04/25)
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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 (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 ... but are not limited to:** + Designing and developing new hardware- or software -based Computer Network Operations ( CNO ) capabilities + Managing the design,… more
    ManTech (11/18/25)
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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 (11/17/25)
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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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  • 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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  • Sr. Full Stack Developer

    Leidos (Bethesda, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... new and exciting opportunity for a **Sr. Full Stack Developer ** in our **National Security Sector's (NSS) Cyber &...you will have the opportunity to build strong systems, software , and cloud environments and provide operations and maintenance… more
    Leidos (11/07/25)
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  • Java Developer

    Leidos (Bethesda, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... **Security!** We have an immediate need for a Sr. Java Developer with strong systems, software , cloud, database, and Agile experience to support a complex… more
    Leidos (10/31/25)
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  • Principal Java Developer

    Leidos (Bethesda, 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 **Principal** **Java Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (09/13/25)
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  • Sr. Marklogic Developer

    Leidos (Bethesda, 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 **Sr.** **MarkLogic Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (10/31/25)
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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 (11/07/25)
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  • ETL Java Developer

    Leidos (Bethesda, 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 **ETL Java Developer ** in our **National Security Sector's (NSS) Cyber &...You will have the opportunity to build strong systems, software , and cloud environments, and provide operations and maintenance… more
    Leidos (10/31/25)
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  • Principal ETL Developer

    Leidos (Bethesda, 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 **Principal ETL** ** Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (09/13/25)
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  • ETL Developer

    Leidos (Bethesda, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... has a new and exciting opportunity for an **ETL Developer ** in our **National Security Sector's (NSS) Cyber &...delivery of major projects through all aspects of the software development lifecycle. Primary Responsibilities: + Building complex NiFi… more
    Leidos (09/12/25)
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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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