• Principal Software Engineer

    Lockheed Martin (Hanover, MD)
    …provide life\-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection\. * You will modernize and sustain capabilities to include ... professionals interested in a variety of responsibilities including; * Software development / * Software engineering For a complete list that changes weekly, use… more
    Lockheed Martin (10/10/25)
    - Related Jobs
  • Principal / Sr. Principal DevOps…

    Northrop Grumman (Chantilly, VA)
    … architecture & mission operations This requisition may be filled at either the ** Principal DevOps Software Engineer ** or **Senior Principal DevOps ... position will be located in Chantilly, VA at the SIGINT Technology Center's (STC). The STC is where technology...Software Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:**… more
    Northrop Grumman (12/04/25)
    - Related Jobs
  • Principal Software Engineer

    Northrop Grumman (Chantilly, VA)
    …Are you interested in defining possible? **Northrop Grumman Mission Systems** is seeking a ** Principal Software Engineer (T03)** to join our team! This ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (12/23/25)
    - Related Jobs
  • Systems Test Engineer / Principal

    Northrop Grumman (Chantilly, VA)
    …**Northrop Grumman Mission Systems** is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position. This position ... test kits. This requisition may be filled at either the **Systems** **Test Engineer ** or ** Principal ** **Systems** **Test Engineer ** level. **Basic… more
    Northrop Grumman (10/23/25)
    - Related Jobs
  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... more. **Join us and make a difference in National Security!** **Job Description** As a Software Engineer on this program, you will have the opportunity to build… more
    Leidos (11/19/25)
    - Related Jobs
  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** ** Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... **Join us and make a difference in National Security!** **Job Description** A Software Engineer on this program provides Agile development and operations and… more
    Leidos (11/07/25)
    - Related Jobs
  • Principal Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …+ Participate in test events This requisition will be filled at the ** Principal Systems Engineer ** level. **Basic Qualifications for Principal Systems ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (12/19/25)
    - Related Jobs
  • Principal Mission / Systems Engineer

    RTX Corporation (Annapolis Junction, MD)
    …at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal ** **Mission / Systems Engineer ** who strives for excellence and ... of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US...with design, development and testing of custom hardware and software systems of high complexity + Experience interacting with… more
    RTX Corporation (10/23/25)
    - Related Jobs
  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and… more
    Leidos (12/11/25)
    - Related Jobs
  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and… more
    Leidos (10/31/25)
    - Related Jobs