• Principal Software Engineer

    Northrop Grumman (Chantilly, VA)
    …Are you interested in defining possible? **Northrop Grumman Mission Systems** is seeking a ** Principal Software Engineer (T03)** to join our team! This ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (12/23/25)
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  • Principal / Sr. Principal DevOps…

    Northrop Grumman (Chantilly, VA)
    … architecture & mission operations This requisition may be filled at either the ** Principal DevOps Software Engineer ** or **Senior Principal DevOps ... Software Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must have a Bachelor's degree in computer… more
    Northrop Grumman (12/04/25)
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  • Sr. Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …work of your career. **Northrop Grumman Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting ... located at a Mission Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be responsible for the design,… more
    Northrop Grumman (10/21/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Chantilly, VA)
    …best work of your career. We are looking for you to join our team as a ** Principal ** **Cyber Software Test Engineer ** and **Sr. Principal ** **Cyber ... in a timely manner and make recommendations **Basic Qualifications for a Principal Cyber Software Test Engineer :** + **Candidate must currently have an… more
    Northrop Grumman (11/01/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …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 Engineer level ... meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems… more
    Northrop Grumman (11/21/25)
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  • Principal or Senior Principal

    Northrop Grumman (Fairfax, VA)
    …Grumman Aeronautics Systems is looking to add a ** Principal or Senior Principal Network and Communications Field Service Engineer ** to our team at **RAAF ... of Comms and Networks equipment to include radio terminals, software loads, switches, routers, and firewalls required to support...location. _This position can be filled at either the Principal Field Service Engineer OR Senior … more
    Northrop Grumman (12/04/25)
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  • Systems Test Engineer / Principal

    Northrop Grumman (Chantilly, VA)
    …**Northrop Grumman Mission Systems** is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position. This position ... test kits. This requisition may be filled at either the **Systems** **Test Engineer ** or ** Principal ** **Systems** **Test Engineer ** level. **Basic… more
    Northrop Grumman (10/23/25)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi- disciplinary team… more
    V2X (11/25/25)
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  • Lead/ Principal ASME Codes and Standards…

    MPR Associates (Alexandria, VA)
    …solutions applicable from conceptual design to full qualification. Duties/Responsibilities The Lead/ Principal ASME Codes and Standards Engineer will: + Plan, ... firm, is actively seeking a capable and motivated Lead/ Principal ASME (American Society of Mechanical Engineers) Codes and...ASME (American Society of Mechanical Engineers) Codes and Standards Engineer to join our team. If you are seeking… more
    MPR Associates (10/30/25)
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  • Full Stack Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …**Experience:** 9 + years of related experience **Job Description:** FULL STACK ENGINEER PRINCIPAL Transform technology into opportunity as a **Full Stack ... to Obtain:** None **Public Trust/Other Required:** None **Job Family:** Software Engineering **Skills:** Health Care Exchanges,Java,Java Enterprise Edition,Web Applications...Java Engineer Principal ** at GDIT. Shape what's next… more
    General Dynamics Information Technology (12/31/25)
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  • AI Cybersecurity Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …your career while impacting our national security in cyber as an **AI Cybersecurity Engineer Principal ** at GDIT. Here, technologists have many paths to grow a ... **MEANINGFUL WORK AND PERSONAL IMPACT** _As an_ **_AI Cybersecurity Engineer Principal_** _, the work you'll do at GDIT...Conduct audits to ensure compliance security standards. + Conducts software and systems engineering and software systems… more
    General Dynamics Information Technology (12/17/25)
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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, VA Are...BC contractors, and MDS Elements. + Participate in C2BMC software engineering reviews and analyses for developing C2BMC Spiral… more
    Chenega Corporation (12/14/25)
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  • Principal RF Engineer

    CACI International (Springfield, VA)
    Principal RF Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Continental US * * * CACI is hiring a Principal Electrical Engineer that will Leads project...complex systems, including the ability to understand and operate software -based diagnostics systems and electronic test equipment. + Familiarization… more
    CACI International (10/31/25)
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  • Lead/ Principal Nuclear Engineer

    MPR Associates (Alexandria, VA)
    …team and project management responsibilities will be included. Duties/Responsibilities The Lead/ Principal Nuclear Engineer will: + Plan, lead, and enable the ... consulting firm, is actively seeking capable and motivated Lead/ Principal Nuclear Engineers to join our team. If you...test facilities. We are currently seeking an experienced nuclear engineer to guide, challenge, and mentor our growing team… more
    MPR Associates (12/26/25)
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  • Principal Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …+ Participate in test events This requisition will be filled at the ** Principal Systems Engineer ** level. **Basic Qualifications for Principal Systems ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (12/19/25)
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  • Sr. Principal Air Vehicle System Test…

    Northrop Grumman (Fairfax, VA)
    …support from Northrop Grumman Responsible Engineering/Development/Test Engineering teams. **Sr. Principal System Test Engineer responsibilities include:** + ... has an opening for a **Air Vehicle System Test Engineer - Engineering Field Service Representative** (FSR) to join...matter expert, providing training on the system hardware and software , as well as supporting the sailors in the… more
    Northrop Grumman (11/16/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... DoD systems. **Responsibilities include but are not limited to:** + Engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to… more
    ManTech (12/13/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... **Responsibilities include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to… more
    ManTech (12/13/25)
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  • CCSS Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …more secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual ... and performance degradation, including identifying and implementing necessary hardware, software , and technical adjustments. + Experience with XACTA compliance… more
    RTX Corporation (11/13/25)
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  • Principal Systems Engineer (MBSE)…

    RTX Corporation (Springfield, VA)
    …that create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems engineering and ... optimize the performance of complex systems. Work with a variety of software and programming languages to simulate real-world scenarios and predict system behavior,… more
    RTX Corporation (10/13/25)
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