• LinTech Global Inc. (Chantilly, VA)
    …of varying scope, size, and complexity Secondary Requirements Familiar with software or systems development lifecycles Experience with Agile and Scrum project ... services to both Civilian and Defense agencies. Services include Software Development, Systems Integration, Data Management, Project Management, Operations &… more
    Upward (07/10/25)
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  • CNO Software Engineer Staff

    Lockheed Martin (Herndon, VA)
    …a collaborative work environment that encourages differences and big\-picture thinking\. As a CNO Developer, you will have the opportunity to work on a variety of ... OS platform internals, etc\. \#LMSpaceSoftwareEng **Basic Qualifications:** \- Experience performing Software Development and writing in software languages such… more
    Lockheed Martin (07/12/25)
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  • Entry Level Software or Embedded…

    Parsons Corporation (Centreville, VA)
    …**Job Description:** Parsons is looking for an amazingly talented Entry Level TS Cleared Software or Embedded Engineer /Developers to join our team! In this role ... 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 (07/22/25)
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  • Biometrics Software Engineer (SME)

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **Biometrics** ** Software Engineer (SME)** in our **National Security Sector's (NSS) Cyber & ... team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (05/23/25)
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  • Software Engineer (SME)

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Software Engineer (SME)** 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,...a difference in National Security!** **Job Description** As a Software Engineer on this program, you will… more
    Leidos (05/16/25)
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  • Lead, Software Development Engineer

    L3Harris (Washington, DC)
    …land, sea and cyber domains in the interest of national security. Job Title: Software Development Engineer in Test Job Code: SQP5 Job Location: Washington DC ... modern programming language (Python preferred). + Demonstrated proficiency using common software development tools such as git, and Gitlab CI. Preferred Additional… more
    L3Harris (07/19/25)
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  • Senior Cyber Test Engineer (Onsite)

    Nightwing (Sterling, VA)
    …apply today! **Senior Cyber Test Engineer ** CODEX is seeking a cyber test engineer for a high-visibility CNO development team. In this role, you will make ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (07/19/25)
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  • Cyber Test Engineer (Onsite)

    Nightwing (Arlington, VA)
    …security, apply today! Cyber Test Engineer CODEX is seeking a cyber test engineer for a high-visibility CNO development team. In this role, you will make ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (07/03/25)
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  • Senior Cyber Capability Developer (Reverse…

    Leidos (Lorton, VA)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and… more
    Leidos (06/08/25)
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  • Test Engineer SME

    Leidos (Reston, VA)
    …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 a **Test Engineer ** ( **SME** ) in our **National Security Sector's...this program, you will have the opportunity to perform software development to implement scripts, evaluate test results, and… more
    Leidos (04/29/25)
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  • Principal Test Engineer

    Leidos (Reston, VA)
    …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 Principal Test Engineer in our **National Security Sector's (NSS) Cyber &...this program, you will have the opportunity to perform software development to implement scripts, evaluate test results, and… more
    Leidos (07/24/25)
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  • Principal Test Engineer

    Leidos (Reston, VA)
    …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 **Principal Test Engineer ** in our **National Security Sector's (NSS) Cyber &...this program, you will have the opportunity to perform software development to implement test scripts, evaluate test results,… more
    Leidos (05/22/25)
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  • Sr. DevOps Engineer

    Leidos (Reston, VA)
    …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 **Sr. DevOps Engineer ** in our **National Security Sector's (NSS) Cyber &...SAFe environment. The role will also work collaboratively with software engineering to deploy and operate systems. Additionally, this… more
    Leidos (07/24/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and ... engineers of multiple disciplines including vulnerability research, reverse engineering, CNO /CNE development, hardware emulation, system engineering, and data analytics.… more
    Nightwing (07/24/25)
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  • Cyber Security Engineer (SME)

    Leidos (Reston, VA)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics Business… more
    Leidos (06/11/25)
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  • Test Engineer

    Leidos (Lorton, VA)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and… more
    Leidos (06/08/25)
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  • Enterprise Architect / Systems Engineer

    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 **Enterprise Architect / Systems Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (07/09/25)
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  • Integration Engineer SPM (SME)

    Leidos (Reston, VA)
    …team is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software , Analytical Methods and Modeling, Signals Intelligence ... role requires an experienced Development Team Lead and Systems Engineer to perform as a Scrum Team Project Manager...identified services, COTs and GOTs products, custom code, and software developed by the Government to provide an overall… more
    Leidos (05/23/25)
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  • Elasticsearch Systems Engineer (SME)

    Leidos (Reston, VA)
    …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 **Elasticsearch Systems Engineer (SME)** in our **National Security Sector's (NSS) Cyber & Analytics Business… more
    Leidos (07/19/25)
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  • Systems Engineer

    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 a **Systems Engineer ** in our **National Security Sector's (NSS) Cyber &...Security!** **Job Summary** : Leidos is seeking a Systems Engineer to support the customer in planning and implementing… more
    Leidos (07/18/25)
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