• RTX Corporation (Sterling, VA)
    …are eligible for a security clearance? Security Clearance: DoD Clearance: Secret Principal Software Engineer - Training System Software (Onsite) **Role ... Onsite US Citizen, US Person, or Immigration Status Requirements: Active and transferable US government issued security clearance is...Description: ** We are searching for a Principal Software Engineer to join our team… more
    job goal (12/12/25)
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  • General Dynamics Information Technology (Washington, DC)
    …+ years of related experience US Citizenship Required: Yes Job Description: Principal Systems Engineer - Messaging - Active Top Secret Required Seize ... your opportunity to make a personal impact as a Principal Systems Engineer - Messaging...DoD 8140/8570 IAT III compliance Security Clearance Level : Active Top Secret Required Skills and Abilities : Strong… more
    job goal (12/12/25)
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  • 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...DoD 8140/8570 IAT III compliance Security Clearance Level : Active Top Secret Required Skills and Abilities : Strong… more
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  • Northrop Grumman (Chantilly, VA)
    …make recommendations Basic Qualifications for a Principal Cyber Software Test Engineer : Candidate must currently have an active Secret security clearance to ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...for a Sr. Principal Cyber Software Test Engineer : Clearance: Candidate must currently have an active more
    job goal (12/12/25)
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  • Leidos (Mclean, VA)
    Description Leidos has a new and exciting opportunity for a Principal Network Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area ... documented experience creating maintaining and implanting detailed documentation for standard systems operating procedures Candidate must have a Bachelor's with 12… more
    job goal (12/12/25)
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  • Oracle (Washington, DC)
    …and flexible workplace where you'll belong and be encouraged. We're looking for a Principal Software Development Engineer to help us build new service for our ... engineers in the team. Solve difficult problems in distributed systems , infrastructure, and highly available services. Collaborate with Platform Engineering,… more
    job goal (12/12/25)
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  • BAE Systems (Washington, DC)
    …Join a Team that's Shaping the Future of IT Support At BAE Systems , we're passionate about delivering innovative IT solutions that enable our customers to ... achieve their missions. As a Principal Server Administrator , you'll play a critical role in providing exceptional IT support to the customer. You'll be part of a… more
    job goal (12/12/25)
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  • EMCOR Group (Springfield, VA)
    …facilities, on-time projects and long-term value. Job Title : Lead Electrical Engineer Job Summary: EMCOR Government Services is seeking a Lead Electrical ... Engineer (EE) to serve as the Subject Matter Expert (SME) for all electrical systems supporting a major customer in the intelligence community located in… more
    job goal (12/12/25)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …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 (11/25/25)
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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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  • Senior Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** ** Principal Systems Engineer - Messaging - Active Top Secret Required** ... your opportunity to make a personal impact as a ** Principal Systems Engineer - Messaging**...8140/8570 IAT III compliance + **Security Clearance Level** : Active Top Secret + **Required Skills and Abilities** :… more
    General Dynamics Information Technology (12/10/25)
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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 /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 (11/21/25)
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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 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 (12/05/25)
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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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  • Principal Network Systems

    RTX Corporation (Dulles, VA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST)** is seeking a ** Principal Networking Systems Engineer ** specializing in infrastructure design ... below: Applied Signal Technology: WHO WE ARE (https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/communications/applied-signal-technology) The ** Principal Networking Systems Engineer ** must… more
    RTX Corporation (12/02/25)
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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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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) ... Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security...a degree. + **To be considered must have an active TS/SCI with polygraph security clearance** **Preferred Qualifications** +… more
    Leidos (11/28/25)
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