• Principal Full Stack Developer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Full Stack Developer** in our **National Security Sector's (NSS) Cyber & ... . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National Security !** **Job Description** As a Full Stack Developer on… more
    Leidos (11/07/25)
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  • 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 & ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (11/07/25)
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  • 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 ... . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National Security !** **Job Summary:** As a Test Engineer on this… more
    Leidos (10/31/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...subsidiary of Collins Aerospace/RTX and is currently seeking a ** Principal Software Engineer** who is enthusiastic, hardworking, and proactive… more
    RTX Corporation (10/24/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a ** Principal ** **Network Engineer** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... environment with all 4th Estate users. **CLEARANCE REQUIREMENT:** _Must hold an active Secret security clearance prior to start and be able to obtain a Top Secret.… more
    Leidos (10/16/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Aberdeen, MD)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...Collins Aerospace, an RTX company, is seeking an experienced ** Principal Systems Engineer** to join the Precision Navigation (PNav)… more
    RTX Corporation (10/09/25)
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  • Principal Data Engineer

    Oracle (Annapolis, MD)
    …ability to deliver secure, high-quality, and scalable data solutions. As a Principal Data Engineer within Oracle's Consumer Global Industries Unit, you will ... architecture), champion modern engineering methods, and ensure compliance with security , data quality, and governance requirements. Your expertise in cloud-based… more
    Oracle (12/22/25)
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  • Senior Principal Systems Engineer

    Northrop Grumman (Baltimore, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... Grumman Mission Systems has an opening for a Sr. Principal Systems Engineer, with a focus in **Target Tracking**...*This position requires up to **100% on-site** work due security constraints and an ability to pass an enhanced… more
    Northrop Grumman (12/19/25)
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  • Principal Technical Scrum Team PM (SPM)

    Leidos (Bethesda, MD)
    **Description** ** Principal Technical Scrum Team PM (SPM)** **Leidos** has a new and exciting opportunity for a **Technical Scrum Team PM (SPM)** 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… more
    Leidos (12/19/25)
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  • Principal Systems Engineer

    Northrop Grumman (Baltimore, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... and identifying improvements. *This position requires up to **100% on-site** work due security constraints and an ability to pass an enhanced security review.… more
    Northrop Grumman (12/19/25)
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