• Principal Systems Engineer

    V2X (Suitland, MD)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our ... is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain...obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead… more
    V2X (11/15/25)
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  • Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer ** Seize your opportunity to make a ... personal impact as a Senior Principal Systems Engineer with GDIT. A career in systems engineering means designing and implementing the systems that… more
    General Dynamics Information Technology (11/08/25)
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  • Systems Engineer SME - Exchange…

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize your ... opportunity to make a personal impact as a **Senior** ** Principal Systems Engineer for Exchange...8140/8570 IAT III compliance + **Security Clearance Level** : Active Top Secret + **Required Skills and Abilities** :… more
    General Dynamics Information Technology (11/06/25)
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  • Principal / Senior Principal

    Northrop Grumman (Annapolis Junction, MD)
    …**Preferred Qualifications for Principal / Senior Principal Configuration Control Systems Engineer :** + Current active DoD TS/SCI with Polygraph ... (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal Configuration Control Systems Engineer **… more
    Northrop Grumman (11/06/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …Qualifications of Principal / Sr. Principal Requirements and Test Planning Systems Engineer :** + Current/ active DoD Top Secret Clearance and SCI with ... seeking a ** Principal /Sr. Principal Requirements and Test Planning Systems Engineer ** **What You'll Get to Do** Develop test plans and reports to verify… more
    Northrop Grumman (11/11/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …history. We are seeking candidates for the position of ** Principal / Senior Principal Systems Engineer - Integration & Test** to support Advanced ... per customers' requirements prior to start.** **Basic Qualifications for Principal Systems Engineer - Integration...a STEM discipline with 1 year of experience + Active TS/SCI with Polygraph is required to start +… more
    Northrop Grumman (11/11/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …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 Systems ... program-related meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal more
    Northrop Grumman (08/22/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …The Systems Engineering Integration & Test (SEIT) department is seeking ** Principal /Sr. Principal Systems Engineer ** to join our ... MD** **_._** **This position can be filled as a Principal Systems Engineer OR as...security clearance per customer's requirements **Preferred Qualifications:** + Current Active DoD TS/SCI with Polygraph. + STEM degree in… more
    Northrop Grumman (11/05/25)
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  • Principal /Sr Principal HPC…

    Northrop Grumman (Annapolis Junction, MD)
    …either a Principal Level or a Sr. Principal Level. **Basic qualifications: Principal Systems Engineer ** + A degree in a STEM area (Science, ... + _Active US Government security clearance per customers requirements_ **Basic qualifications: Sr. Principal Systems Engineer ** + Bachelor's degree in a STEM… more
    Northrop Grumman (11/07/25)
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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 ... package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to...days/week onsite in Arlington, VA. Candidates must possess an active Secret clearance to be considered and must be… more
    Saliense Consulting (10/01/25)
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  • Systems Test Engineer

    Northrop Grumman (Chantilly, VA)
    …Mission Systems ** is seeking a candidate to fill a ** Systems Test Engineer / Principal Systems Test Engineer ** position. This position will ... kits. This requisition may be filled at either the ** Systems ** **Test Engineer ** or ** Principal **...concepts, and techniques **Preferred Qualifications for both levels:** + Active Top Secret/SCI security clearance + Experience in cable… more
    Northrop Grumman (10/23/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Dulles, VA)
    …Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems ... technical briefings to customers and mission partners **\#NOVASPACE** **Basic Qualifications:** + ** Principal Engineer Level (T3)** - BS in STEM - Science,… more
    Northrop Grumman (10/17/25)
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  • Senior Principal SMT Team / Accommodation…

    Northrop Grumman (Annapolis Junction, MD)
    …**Preferred Qualifications for** **Senior Principal SMT Team / Accommodation Tech Team Systems Engineer :** * Current active DoD TS/SCI with Polygraph ... Principal SMT Team / Accommodation Tech Team Systems Engineer ** **.** **What You'll Get to...the applicant to be a US citizen * Current active DoD Secret clearance with the ability to obtain… more
    Northrop Grumman (11/06/25)
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  • Senior Principal SMT Team/Accommodation…

    Northrop Grumman (Annapolis Junction, MD)
    …**Preferred Qualifications for** **Senior Principal SMT Team /Accommodation Tech Team Systems Engineer :** * Current active DoD TS/SCI with Polygraph ... **Senior Principal SMT Team /Accommodation Tech Team Systems Engineer ** **.** **What You'll Get to...the applicant to be a US citizen * Current active DoD Secret clearance with the ability to obtain… more
    Northrop Grumman (11/04/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …a leading innovator in advanced microelectronics design and fabrication. MDA is seeking a ** Principal Systems Test Engineer .** This position is located at ... sustain installation and integration process documentation. **Basic Qualifications for Principal Systems Test Engineer :** +...hand tools. + Must be a US citizen + Active US Government security clearance per customers' requirements **Basic… more
    Northrop Grumman (11/07/25)
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  • Principal Requirements Systems

    Northrop Grumman (Annapolis Junction, MD)
    …Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking **a Principal Requirements Systems Engineer ... US Government security clearance per customers' requirements.** **Basic Qualifications for Principal Requirements Systems Engineer :** * Bachelor's degree… more
    Northrop Grumman (11/13/25)
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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. ... capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess,...Must be a US Citizen * Must have an active Secret clearance and be able to obtain a… more
    Shuvel Digital (09/25/25)
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  • Sr. Principal Systems

    RTX Corporation (Dulles, VA)
    …Company managed by Collins Aerospace Applied Signal Technology (AST) is seeking a **Sr. Principal Systems Engineer / Technical Program Manager** to join our ... Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is...combined in the defense and/or intelligence industry as a systems engineer / project engineer more
    RTX Corporation (11/13/25)
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  • Principal / Sr Principal Vehicle…

    Northrop Grumman (Dulles, VA)
    …processing will be coordinated through program Security. **Basic Qualifications** **:** + ** Principal Engineer ** - Bachelor's degree or higher in Aerospace ... part of history, they're making history. Northrop Grumman Space Systems Sector seeks a qualified Vehicle Engineer ...degree and 6 years of applicable experience. + **Sr. Principal Engineer ** - Bachelor's degree or higher… more
    Northrop Grumman (10/31/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir,...in STEM and 12+ years of relevant experience + Active Secret clearance + Experience with MDA/DoD systems more
    Chenega Corporation (09/14/25)
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