• 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 ... Provide software development in support of custom software design and development of cyber capability...of custom software design and development of cyber capability tools and techniques + Draft documentation, participate… more
    Percival Engineering (11/06/25)
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  • Windows CNO Software

    Lockheed Martin (Herndon, VA)
    …collaborative work environment that encourages differences and big\-picture thinking\. As a Windows Developer , you will have the opportunity to work on a variety of ... mission\-critical programs developing specialized cyber tools, techniques and integrated effects\. The work our team performs requires a much higher level of… more
    Lockheed Martin (09/25/25)
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  • CNO Developer (All Levels) - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to ... protect our country. **What You'll Be Doing:** + Design and develop innovative software code for new tools and capabilities in areas related to computer security,… more
    Parsons Corporation (11/07/25)
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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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  • Cyber Capability Developer

    Noblis (Chantilly, VA)
    Responsibilities As a Cyber Capability Developer , you will research, develop, and execute specialized operational and analytic capabilities to support technical ... tactical teams performing incident response and computer network operations and exploitation ( CNO /CNE). This role requires expertise in both offensive and defensive … more
    Noblis (11/01/25)
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  • Entry-Level Software or Embedded Engineer/…

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Parsons is looking for an entry-level **TS Cleared Software ** or **Embedded Engineer/ Developer ** to join our team! In this ... helping to drive client computer network defense (CND) and computer network operations ( CNO ) missions into the future. You'll interface directly with CND and CNO more
    Parsons Corporation (11/07/25)
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  • Full Stack Developer (SME)

    Leidos (Bethesda, MD)
    …for a **Full Stack Developer (SME)** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront ... in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling,...in National Security!** **Job Description** As a Full Stack Developer on this program, you will have the opportunity… 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 ... with advanced Excel in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented...We have an immediate need for a Sr. Java Developer with strong systems, software , cloud, database,… more
    Leidos (10/31/25)
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  • Principal Java Developer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal** **Java Developer ** in our **National Security Sector's (NSS) Cyber & Analytics ... team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (09/13/25)
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  • MarkLogic Developer (SME)

    Leidos (Bethesda, MD)
    …for a **MarkLogic Developer SME** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront ... in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic… more
    Leidos (10/31/25)
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  • ETL Java Developer SME

    Leidos (Bethesda, MD)
    …for a **ETL Java Developer SME** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront in ... Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling,...difference in National Security!** **Job Summary** This ETL Java Developer SME role is supporting support mission-critical systems in… more
    Leidos (10/31/25)
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  • Principal ETL Developer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal ETL** ** Developer ** in our **National Security Sector's (NSS) Cyber & Analytics ... at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling,...Description** We have an IMMEDIATE NEED for an ETL developer to play a pivotal role in shaping, leading,… more
    Leidos (09/13/25)
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  • ETL Developer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for an **ETL Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling,...Description** We have an IMMEDIATE NEED for an ETL developer to play a pivotal role in shaping, and… more
    Leidos (09/12/25)
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  • JIRA Developer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **JIRA Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (10/30/25)
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  • Senior Software Engineer - Partial Telework

    GliaCell Technologies (Annapolis Junction, MD)
    …isn't the place for you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We ... Are you a Senior Software Engineer who is ready for a new...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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  • Senior Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …isn't the place for you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We ... possess this level of clearance. Are you a Senior Software Engineer who is ready for a new challenge...customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions… more
    GliaCell Technologies (11/06/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …opportunity for a ** Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the ... forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (08/26/25)
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  • Senior DevOps Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …isn't the place for you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We ... excel at delivering stable and reliable software solutions using Agile Software Development principles....customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions… more
    GliaCell Technologies (10/02/25)
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  • National Security Sector Referrals

    Leidos (Reston, VA)
    …talented team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Offensive Cyber , Mission Software , Analytical Methods and ... us and make a difference in National Security!** The ** Cyber & Analytics Team** has a variety of exciting...most common opportunities are in the following areas: + Software Engineer / Developer : Java, Python, AI/ML… more
    Leidos (10/18/25)
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  • DevOps Engineer (SME)

    Leidos (Bethesda, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... Confluence, Jenkins, and Katalon Studio. + Demonstrated experience working within a software development team and supporting developers and developer activities.… more
    Leidos (11/07/25)
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