• Sr Principal Systems Architect…

    Northrop Grumman (Dulles, VA)
    …who can be the subject matter expert and customer interface for space security missions. This expert will have knowledge in Rendezvous Proximity and Operations ... and architect existing missions. This position requires up to 100% on-site work due security constraints and an ability to pass an enhanced security review. You… more
    Northrop Grumman (06/13/25)
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  • Principal Engineer Systems Test

    Northrop Grumman (Dulles, VA)
    …with Atlassian tools such as Confluence and JIRA + Active, current Security + certification + Experience with writing and using scripting languages to support ... without regard to race, color, religion, creed, sex, sexual orientation, gender identity , marital status, national origin, age, veteran status, disability, or any… more
    Northrop Grumman (07/22/25)
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  • Principal , Development Engineer

    Constellation (Richmond, VA)
    …Must possess valid driver's license. + May be subject to government security investigation + Must meet eligibility requirements for access to government facilities. ... color, disability, gender, national origin, race, religion, sexual orientation, gender identity , protected veteran status, or any other classification protected by… more
    Constellation (07/03/25)
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  • Principal Mission Systems Integration…

    Northrop Grumman (Dulles, VA)
    …**Preferred Experience:** + Experience with Satellite Ground Systems in the US National Security arena + CONOPS development for Space Based programs + Knowledge of ... without regard to race, color, religion, creed, sex, sexual orientation, gender identity , marital status, national origin, age, veteran status, disability, or any… more
    Northrop Grumman (06/06/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Cyber Support Developer** to join our team in the **Chantilly, VA.** **Responsibilities include ... but are not limited to:** + Integrate, tailor, engineer , design, and maintain cybersecurity relevant features & capabilities...Detect, Respond, Recover) customer mission goals. + Apply system security engineering expertise in one or more of the… more
    ManTech (05/30/25)
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  • Principal System Architect

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal System Architect** to join our team in **Chantilly, VA.** The position is **onsite.** The system ... architect engineer implements, and manages complex IT systems, infrastructure, and...and components of IT systems, considering factors like scalability, security , and performance + Oversee the implementation of the… more
    ManTech (05/24/25)
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  • Principal Systems Administrator

    ManTech (Arlington, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Systems Administrator** to join our team in **Pentagon, VA.** The position is **onsite.** ... computer systems, servers, and other IT infrastructure, ensuring optimal performance and security + Manage VIP user accounts, permissions, and security access… more
    ManTech (05/24/25)
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  • Principal Platform Architect- Federal

    ServiceNow, Inc. (Vienna, VA)
    It all started in sunny San Diego, California in 2004 when a visionary engineer , Fred Luddy, saw the potential to transform how we work. Fast forward to today - ... to realize value faster, reduce costs and reduce risks. **The Role** The ** Principal Platform Architect** is an advisory role, responsible for helping our customers… more
    ServiceNow, Inc. (06/21/25)
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  • Senior Principal - Azure Architect

    Cytel (Richmond, VA)
    …understanding of Azure infrastructure, Infrastructure as Code (IaC), PowerShell scripting, network security , and RStudio. As a Senior Azure Architect, you will be ... scripts to automate cloud operations and deployment processes. . Ensure network security best practices are implemented and maintained across all Azure services,… more
    Cytel (06/18/25)
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  • DevOps Engineer Level 3 or 4 (*Active…

    Northrop Grumman (Fairfax, VA)
    …remote or hybrid work.** _This requisition may be filled at either a level 3 ( principal ) or a level 4 (sr principal ), depending on the candidate's experience as ... have an active US Government DoD Top Secret/Sensitive Compartmented Information (SCI) security clearance and a favorably adjudicated polygraph at time of application… more
    Northrop Grumman (07/18/25)
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