• CNO Test Engineer ( TS

    General Dynamics Information Technology (Hanover, MD)
    …for the world. If you're looking for a challenge, you've just found it. As a CNO Test Engineer , you'll participate in the planning of technical approaches, ... RQ209056 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (10/21/25)
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  • CNO Automated Test Engineer

    General Dynamics Information Technology (Hanover, MD)
    …Hires** + **You receive an additional 5 days of PTO for TS /SCI with Poly** CNO Test Engineer Expert Seize your opportunity to make a personal impact as ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other... EXPERT WILL MAKE AN IMPACT + As a CNO Test Engineer , you'll participate… more
    General Dynamics Information Technology (10/09/25)
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  • Automated Test Framework Software…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for an **Automated Test Framework Software Engineer ** in our **National Security Sector's (NSS) ... us and make a difference in National Security!** **Job Summary:** The **Automated Test Framework Software Engineer ** will support the framework of automated… more
    Leidos (09/27/25)
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  • Software Engineer TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... 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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  • Sr. Solution Train Engineer w TS

    Leidos (Annapolis Junction, MD)
    …Solution Train Engineer . + Significant technology experience in software development, test , or systems engineering such that a candidate could qualify on the ... at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence...program as a participant software, test , or systems engineer . + Previous Release,… more
    Leidos (10/28/25)
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  • Full Stack Software Engineer - Java…

    Leidos (Annapolis Junction, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... a difference in National** **Security!** **Position Summary** The Software Engineer (SWE) works as part of a small, agile...framework to another. In addition, the SWE writes automated test code and reviews work of other team members… more
    Leidos (08/23/25)
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  • Sr. Network Engineer TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Sr. Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (10/23/25)
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  • Lead CNO Software Engineer

    ManTech (Hanover, MD)
    **MANTECH** seeks a highly experienced and mission-focused **Lead CNO Software Engineer ** to join our CNO team in **Hanover, MD.** As a Lead Software ... Engineer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. You'll work in a collaborative… more
    ManTech (10/21/25)
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  • Senior CNO Software Engineer

    ManTech (Hanover, MD)
    **MANTECH** seeks a highly experienced and mission-focused **Senior CNO Software Engineer ** to join our CNO team in **Hanover, MD.** As a Senior Software ... Engineer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. You'll work in a collaborative… more
    ManTech (10/14/25)
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  • Software, CNO , Systems Administration…

    Belay Technologies (Annapolis Junction, MD)
    …System design, integration, troubleshooting, performance optimization. Experience Level: Junior to Senior Test Engineer (Levels 2 to 3) Overview: Test ... roles, offering ample opportunities for growth and advancement. All positions require a TS /SCI with polygraph. CNO Analyst/Programmer (Levels 0 to 3) Overview:… more
    Belay Technologies (11/13/25)
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  • Senior Software Test Engineer

    Shuvel Digital (Annapolis, MD)
    Clearance Level: TS /SCI w/ CI Poly US Citizenship: Required Job... CNO tools. + Experience as a Software Test Engineer . + Experience developing test ... requirement. Briefly Describe the Work: GITI is looking for a Software Test Engineer with documented expertise to be responsible for conducting automated tests… more
    Shuvel Digital (11/12/25)
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  • Test Engineer

    SAIC (Fort Meade, MD)
    …you can** **grow your career in a dynamic and supportive environment!** The Test Engineer will use automation tools, scripting languages, and software ... results and defects, and continuously seek process improvements. The Test Engineer will maintain compliance with industry...limited to: + Perform complex testing and analysis of CNO capabilities to ensure their functionality meets the design… more
    SAIC (08/19/25)
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  • Embedded Software Engineer

    Leidos (Linthicum, MD)
    …Qualifications & Education + Minimum 6+ years of embedded software development and test and integration experience. + Active TS /SCI with Polygraph. + Bachelor's ... a new and exciting opportunity for a **Embedded Software Engineer ** in our **National Security Sector's (NSS) Cyber &...(NSS) Cyber & Analytics Business Area (CABA)** . Active TS /SCI with a polygraph is required. Our talented team… more
    Leidos (10/14/25)
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  • Senior Software Engineer

    Belay Technologies (Fort Meade, MD)
    …a Full Stack Software Engineer on the EWH Discovery Analytic Team with CNO . The DATs are tasked to provide custom visualization and software solutions for CNO ... in 2021! Belay Technologies is seeking a Senior Software Engineer to join our intel team. You will operate...software solutions to a wide variety of users across CNO . Responsibilities: candidate + Gather requirements and make improvements… more
    Belay Technologies (11/11/25)
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  • Senior Software Engineer w/ Poly

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Software Engineer to support analysts and operators by designing, developing, and integrating tools to automate data ... stakeholders and software engineers to specify, develop, integrate, and test new workflows aided by AI/ML technologies. Clearance required...workflows aided by AI/ML technologies. Clearance required of a TS /SCI with Poly What you will do + Lead… more
    BigBear.ai (08/29/25)
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  • Software Engineer

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Software Engineer to support CNO 's Emerging Open Source Activities (EOSA) branch in their ... to integrate publicly available information (PAI) and open source technologies into CNO . The customer is interested in identifying new opportunities to support the… more
    Belay Technologies (11/13/25)
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  • Principal Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you ... a Principal Software Engineer who is ready for a new challenge that...customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions… more
    GliaCell Technologies (11/10/25)
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  • Junior DevOps Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you ... a Junior DevOps Engineer who is ready for a new challenge that...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 2

    Nightwing (Annapolis Junction, MD)
    …the intelligence community, defense, civil, and commercial markets. The Software Engineer develops, maintains, and enhances complex and diverse software systems (eg, ... software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and… more
    Nightwing (09/22/25)
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  • Mid-Level Software Engineer

    GliaCell Technologies (Columbia, MD)
    An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you ... a strong Mid-Level Software Engineer who is ready for a new challenge that...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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