• Washington Metropolitan Area Transit Authority (Alexandria, VA)
    …under supervision of Project Manager with guidance from Construction Engineer , Construction Supervisor, and Construction Inspection team. **ESSENTIAL FUNCTIONS** ** ... Principal Job Duties** + Supports coordination of scope of...by project management team. May take meeting minutes, perform research and outreach, and develop presentations depicting project achievements… more
    DirectEmployers Association (12/05/25)
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  • Principal Research Engineer

    Oracle (Washington, DC)
    …machine learning and optimization. Our AI and Applied Science team is looking for a Principal Research Engineer to work on foundational technology for our AI ... Data platform and intelligent applications. In this role you will bridge core AI development and production implementation and take responsibility for building codebases and infrastructure for highly visibly AI products from the ground up. You will partner… more
    Oracle (12/16/25)
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  • Principal Systems Engineer - active…

    V2X (Suitland, MD)
    …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 (11/15/25)
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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 ... supports tasking ranging from Operations and Maintenance (O&M) to Research and Development (R&D) to low quantity Production. The... Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must… 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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  • 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 ... the federal government. **MEANINGFUL WORK AND PERSONAL IMPACT** _As an_ **_AI Cybersecurity Engineer Principal_** _, the work you'll do at GDIT will be impactful to… more
    General Dynamics Information Technology (12/17/25)
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  • Principal Cyber Engineer

    Nightwing (Washington, DC)
    …in the intelligence community, defense, civil, and commercial markets. ** Principal Cyber Engineer ** Nightwing provides technically advanced full-spectrum ... challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber Offense and Defense Experts (CODEX) is… more
    Nightwing (12/04/25)
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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...feel prepared and confident. To help you with your research , we suggest you review the following links: Chenega… more
    Chenega Corporation (12/14/25)
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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...an on-going basis for operating nuclear plants and other research and test facilities. We are currently seeking an… more
    MPR Associates (09/26/25)
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  • Senior Principal Software Engineer

    Oracle (Washington, DC)
    …Seattle, WA * Optional: Redwood City, CA **Job Description** As a Senior Principal Engineer in Oracle Cloud Infrastructure, you will provide key technical ... pipeline to the cloud. The charter is responsibility for research , design, implementation and operation of a new set...animation and game development studios is highly desired. Senior Principal Engineer is an individual contributor role… more
    Oracle (11/25/25)
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  • Principal Engineer - Android…

    Marriott (Bethesda, MD)
    …Package:** Y **Expiration Date:** 12/23/2025 **Join Our Android Platform Team as a Mobile Principal Engineer - Shape the Future of the Marriott Bonvoy App!** Are ... our feature teams. You'll collaborate with top-tier talent-including other Principal Engineers, Engineering Directors, Solution Architects, Feature Team Tech Leads,… more
    Marriott (12/19/25)
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  • Principal Application Engineer

    MathWorks (Chevy Chase, MD)
    Principal Application Engineer - Model Based Design Apply Now + Job: 35611-TPEN + Team:Technical Sales Engineering + Location: US-MD-Chevy Chase + Salary Range: ... enable them to create solutions with MathWorks products. As an Application Engineer focused on Model-Based Design, you will help understand customer needs, provide… more
    MathWorks (12/03/25)
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  • Principal Software Engineer - AI…

    Oracle (Washington, DC)
    **Job Description** The Senior Principal AI/ML Software Engineer is responsible for evaluating, integrating, and optimizing cutting-edge technologies for AI/ML ... and implementation of scalable orchestration for AI/ML workloads-incorporating the latest research in generative AI and large language models-and leads initiatives… more
    Oracle (11/25/25)
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  • Sr Principal Software Engineer

    Oracle (Washington, DC)
    …* Optional: Seattle, WA * Optional: Redwood City, CA **Job Description** As a Senior Principal Engineer in this space, you will have broad ownership of core ... and lead initiatives with confidence and independence. **Responsibilities** **Responsibilities** + Research in state of the art of specific technical focus areas.… more
    Oracle (11/25/25)
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  • Senior Principal DevOps Lead…

    RTX Corporation (Fulton, MD)
    …market. Collins Aerospace is currently seeking a self-motivated and talented **Senior Principal ** **DevOps Lead Engineer ** who is seeking a challenging new ... the pipelines to include automated deployment and test (CI/CD) + Proactively research new CI/CD solutions, tools (DevSecOps platform), and capabilities, and develop… more
    RTX Corporation (10/17/25)
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  • Senior Principal Offensive Security…

    Oracle (Washington, DC)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team ... to customers. The Offensive Security group performs security assessments, vulnerability research , static and dynamic analysis research , penetration testing,… more
    Oracle (11/25/25)
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  • Principal Environmental Engineer

    Washington Suburban Sanitary Commission (WSSC) (Laurel, MD)
    Position Information Functional TitlePrincipal Environmental Engineer Recruitment Category TypeStandard Functional CategoryOperational Reliability and Resilience ... Position LocationLaurel Position Summary Information General Summary ThePrincipal Environmental Engineer - Operational Reliability and Resiliencemanages considerable environmental engineering… more
    Washington Suburban Sanitary Commission (WSSC) (12/13/25)
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  • Acquisition Systems Engineer Senior…

    SAIC (Chantilly, VA)
    …part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) in acquisition and ... execution of mission critical systems. The Acquisition Systems Engineer is part of a team of high-performing subject...PM or IC COTR Level 2. + Experience in research and development acquisitions to include technology development planning.… more
    SAIC (11/21/25)
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  • Senior Principal AI Software…

    Oracle (Washington, DC)
    …a service, network monitoring and network automation. **Responsibilities** As a Senior Principal AI Networking Developer you will be responsible for building and ... orchestration for serving and training AI/ML models + Explore and incorporate contemporary research on AI, agents, and inference systems into the software stack for… more
    Oracle (12/09/25)
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  • Digital Signal Processing Engineer

    Parsons Corporation (Chantilly, VA)
    …Parsons Company, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently ... complex systems. We meet customer and mission needs by leveraging cutting-edge research and technology, using small teams to rapidly get capabilities into the… more
    Parsons Corporation (10/21/25)
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