• RTX Corporation (Sterling, VA)
    …are eligible for a security clearance? Security Clearance: DoD Clearance: Secret Principal Software Engineer - Training System Software (Onsite) **Role ... Description: ** We are searching for a Principal Software Engineer to join our team...STS develops and builds highly realistic simulators and training systems for both military and commercial customers. We utilize… more
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  • Northrop Grumman (Chantilly, VA)
    …the 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 Software ... to management in a timely manner and make recommendations Basic Qualifications for a Principal Cyber Software Test Engineer : Candidate must currently have an… more
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  • Curtiss-Wright Corporation (Ashburn, VA)
    Principal Systems Engineer -Defense We are growing and looking for a Principal Systems Engineer to join our team in Ashburn VA. As our ... Principal Systems Engineer you will...supports them. Knowledge of system hardware/software development, integration and test for deployed military vehicle applications Exceptional problem solving… more
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  • General Dynamics Information Technology (Washington, DC)
    …Experience: 8 + 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...changing needs of our customers. In this role, the systems engineer will design, test ,… more
    job goal (12/12/25)
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  • Oracle (Washington, DC)
    …a world class engineering center with the focus on excellence. As a Senior Principal Site Reliability DevOps Engineer , you will be responsible for defining and ... person who loves a challenge? Solve the complex puzzles you've been dreaming of as our Engineer . If you have a passion for innovation in tech, we want you on our… more
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  • Rocket Software (Washington, DC)
    …truly BELIEVE in what they're doing! Job Description Summary: We're looking for a Principal Sales Engineer who is not only passionate about technology but ... their data integration challenges, especially around migrating from mainframe systems to cloud environments. Present and demonstrate our software solutions,… more
    job goal (12/12/25)
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  • General Dynamics Information Technology (Washington, DC)
    …17 + years of related experience US Citizenship Required: Yes Job Description: Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret ... opportunity to make a personal impact as a Senior Principal Systems Engineer for Exchange...changing needs of our customers. In this role, the systems engineer will design, test ,… more
    job goal (12/12/25)
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  • Oracle (Washington, DC)
    …tasks associated with the developing, designing and debugging of software applications or operating systems . As a Principal engineer on the team, you would ... third parties to create innovative, integrated solutions. As a Principal Member of Technical Staff , you will play...with backend using REST APIs or GraphQL Experience with test frameworks like Selenium, Jest, Mocha, Chai, Puppeteer Experience… more
    job goal (12/12/25)
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  • Systems Test Engineer

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

    Northrop Grumman (Chantilly, VA)
    …work of your career. We are looking for you to join our team as a ** Principal ** **Cyber Software Test Engineer ** and **Sr. Principal ** **Cyber Software ... internationalization, and regression tests + Develop, maintain, and execute test plans and procedures for software systems ...timely manner and make recommendations **Basic Qualifications for a Principal Cyber Software Test Engineer :**… more
    Northrop Grumman (11/01/25)
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  • Sr. Principal Air Vehicle System…

    Northrop Grumman (Fairfax, VA)
    …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**...experience is highly desired. + Experience with equipment to test and troubleshoot aircraft systems . + Experience… more
    Northrop Grumman (11/16/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics ... more. **Join us and make a difference in National Security!** **Job Summary:** As a Test Engineer on this program, you will have the opportunity to perform… more
    Leidos (10/31/25)
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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 ... members, customers, outside contractors, and agencies to analyze, develop, test , train, demo, and deploy systems that...contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or… more
    Northrop Grumman (11/21/25)
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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....in-depth tests, including end-user reviews, for modified and new systems . + Monitor and test system performance;… more
    General Dynamics Information Technology (11/08/25)
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  • Senior Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Principal Systems Engineer - Messaging - Active Top Secret ... your opportunity to make a personal impact as a ** Principal Systems Engineer - Messaging**...changing needs of our customers. In this role, the systems engineer will design, test ,… more
    General Dynamics Information Technology (12/10/25)
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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 ... through early phases of on-orbit checkout. Prior experience space systems design, development, manufacture, test or operations...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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  • Space Principal /Sr. Principal

    Northrop Grumman (Mclean, VA)
    …Write status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree ... 3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors...a US Government DoD security clearance **Preferred Qualifications:** + Systems Engineering Integration and Test (SEIT) leadership… more
    Northrop Grumman (11/13/25)
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  • Principal Systems Engineer

    Curtiss-Wright Corporation (Ashburn, VA)
    …a **_Principal Systems_** **_Engineer_** to join our team in Ashburn VA. As our Principal Systems Engineer you will be an **_industry-recognized expert in ... ** Principal Systems ** ** Engineer -Defense** We...them. + Knowledge of system hardware/software development, integration and test for deployed military vehicle applications + Exceptional problem… more
    Curtiss-Wright Corporation (11/18/25)
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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,...(BOA) Agile review processes. + Participate in MDA ground test planning and objectives development. + Provide evolving C3BM… more
    Chenega Corporation (09/14/25)
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  • Principal Systems Engineer

    RTX Corporation (Dulles, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems ... for the required security clearance.** **Qualifications We Prefer** + Experience with systems installation, integration, and test activities. + Experience with… more
    RTX Corporation (10/13/25)
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