• Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …to customers in the intelligence community, defense, civil, and commercial markets. ** Principal Cyber Engineer ** Nightwing provides technically advanced ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber… more
    Nightwing (09/12/25)
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  • Principal /Sr. Principal…

    Northrop Grumman (Fairfax, VA)
    …some of the best work of your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber ... program-related meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. … more
    Northrop Grumman (08/22/25)
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  • Sr Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The ... including but not limited to Standard Operating Procedures and VISIO diagrams. **Senior Principal Cyber Systems Engineer Basic Qualifications:** +… more
    Northrop Grumman (09/10/25)
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  • Principal Cyber Security…

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven ** Principal Cyber Security Systems Engineer ** to join our team in **Chantilly, VA** . This role offers an ... exciting opportunity for an experienced engineer to secure and optimize complex infrastructure in support...with cross-functional teams to ensure secure, scalable, and high-performing systems . You will help design, implement, and maintain secure… more
    ManTech (08/29/25)
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  • Senior Principal Cyber…

    BigBear.ai (Herndon, VA)
    Overview BigBear.ai is looking for a Systems Engineer to join our support team. The candidate will work closely with the development team and our customers in ... the Department of Defense (DoD) and the Intelligence Community (IC). This position is on-site in Herndon, VA, and requires a TS/SCI with Polygraph. BigBear.ai helps people make sense of their data using our cloud-based platform and big data processing… more
    BigBear.ai (10/01/25)
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  • Sr./Pr. Program Cyber Systems…

    Northrop Grumman (Dulles, VA)
    …are not only part of history, they're making history. This Principal (or Senior Principal ) Cyber Systems Engineer position is for an Information ... Systems Security Engineer (ISSE) for a Space System where...and experience applying Cyber /SSE principles to complex systems throughout the system development lifecycle is… more
    Northrop Grumman (10/01/25)
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  • Cyber Software Test Engineer…

    Northrop Grumman (Chantilly, VA)
    …Grumman Mission Systems ** is seeking a candidate to fill a **Software Test Engineer / Principal Software Test Engineer ** position. This position will be ... mission operations This requisition may be filled at either the **Software** **Test Engineer ** or ** Principal ** **Software** **Test Engineer ** level. **Basic… more
    Northrop Grumman (09/25/25)
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  • Principal Network Systems…

    Saliense Consulting (Arlington, VA)
    …the design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to ... preview of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support… more
    Saliense Consulting (10/01/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must ... and operate a network operations environment including introducing new cyber capabilities to address emerging threats. We are seeking...capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess,… more
    Shuvel Digital (09/25/25)
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  • Senior Principal Systems Integration…

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced **Senior Principal Systems Integration Engineer ** to support SAIC Prime Program, Tranche 3 Program Integration ... and requires a Top Secret clearance. As the Senior Principal Systems Integration Engineer , you...is the core of the T3PI team. + Translates system requirements into system architectures that integrate… more
    SAIC (09/27/25)
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