• TYLin (Fairfax, VA)
    …on projects that move people and shape communities? TYLin is seeking a Principal Project Manager with a passion for delivering high-quality Rail + Transit design ... emerging engineers, and play a visible role in client engagement, business development, and pursuit strategy across the region. **Responsibilities & Qualifications**… more
    DirectEmployers Association (12/06/25)
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  • Westat (Bethesda, MD)
    **29119BR** **Job Title:** Principal Research Associate - AI in Education (Hybrid) **Location:** MD - Bethesda **Job Description:** Westat is a leader in research, ... why clients find exceptional value in our work. Westat is seeking a Principal Research Associate to join our Education Studies Practice supporting our Comprehensive… more
    DirectEmployers Association (12/11/25)
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  • Westat (Bethesda, MD)
    **29100BR** **Job Title:** Principal Research Associate - Mathematics Instruction **Location:** MD - Bethesda **Job Description:** Westat is a leader in research, ... why clients find exceptional value in our work. Westat is seeking a Principal Research Associate to join our Education Studies Practice, supporting our Comprehensive… more
    DirectEmployers Association (11/12/25)
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  • Washington Metropolitan Area Transit Authority (Alexandria, VA)
    …or Construction Technology related discipline **Minimum Experience** + No prior civil engineering or construction project implementation experience required, but is ... Engineer, Construction Supervisor, and Construction Inspection team. **ESSENTIAL FUNCTIONS** ** Principal Job Duties** + Supports coordination of scope of work… more
    DirectEmployers Association (12/05/25)
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  • Principal , Federal Civil

    Amazon (Arlington, VA)
    Description We have an immediate opening for a Principal , Federal Civil Business Development, to deliver business growth focused on US Government ... Department of the Interior, Department of Justice, Department of Energy, etc.) As Principal , Federal Civil Business Development, you will drive … more
    Amazon (10/10/25)
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  • Principal Engineer - Civil

    Bechtel Corporation (Reston, VA)
    …with international business travel as required. # Job Summary: The Principal Engineer - Civil /Structural will support the development and execution of ... award dedicated project teams will be formed and the Principal Engineer - Civil /Structural will have functional...size projects or assignments in support of a global business unit + Oversight of the design, development, modification… more
    Bechtel Corporation (12/13/25)
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  • Principal Civil Roadway & Highway…

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** **Join Parsons Corporation as a Principal -Level Roadway & Highway Design Engineer** Are you an experienced ... Civil Engineer looking to elevate your career to the...and seasoned professional to join our team as a Principal -Level Roadway & Highway Design Engineer. This is an… more
    Parsons Corporation (12/11/25)
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  • Contracts Administrator Principal

    General Dynamics Information Technology (Falls Church, VA)
    …a key role on our S&L Contracts Team, with a focus on our Civil business area. The S&L **Contracts Administrator Principal ** will be a trusted advisor to all ... Contract Management **Skills:** Contract Management,Contract Negotiations,Contracts,Developing Proposals **Certifications:** Certified Federal Contracts Manager (CFCM) | National Contract Management Association… more
    General Dynamics Information Technology (11/04/25)
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  • Principal Product Manager - Clinical…

    CenterWell (Washington, DC)
    …of employment. Centerwell, a wholly owned subsidiary of Humana, complies with all applicable federal civil rights laws and does not discriminate on the basis of ... The Principal will serve as a key interface between business and technology, driving transformation and innovation while maintaining operational rigor. **Key… more
    CenterWell (12/16/25)
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  • Actuarial Principal - Financial Planning…

    Humana (Washington, DC)
    …including apprenticeship, at all levels of employment. Humana complies with all applicable federal civil rights laws and does not discriminate on the basis ... to enterprise-wide and total Insurance perspectives. The Actuarial Analytics/Forecasting Principal role offers flexibility in responsibilities, significant exposure to… more
    Humana (12/16/25)
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  • Principal Coordinator, Security Operations…

    Capital One (Mclean, VA)
    Principal Coordinator, Security Operations Specialist I, Global Workplace Services At Capital One, we dare to dream, disrupt and deliver a better way. Our goal is ... That's why our team is looking to add a Principal Coordinator, Security Ops Specialist. As a Principal...including but not limited to natural disasters, terror attacks, civil unrest, workplace violence, facility intrusion and others. This… more
    Capital One (12/19/25)
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  • Principal Geotechnical Dam Safety Engineer

    AECOM (Germantown, MD)
    …better world. Join us. **Job Description** **AECOM** is seeking a highly talented Principal Geotechnical Dam Safety Engineer to join the East Region Dams Team. This ... analyses. + Perform as Capture Manager for new opportunities including business development pre-positioning and the preparation of proposals. + Collaborate with… more
    AECOM (11/26/25)
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  • Principal Process Engineer

    Parsons Corporation (Centreville, VA)
    …potential. Unleash your talent and redefine what's possible. **Job Description:** ** Principal Process Engineer - Wastewater Systems - Los Angeles, CA** ... **OPPORTUNITY** : The **Wastewater Principal Process Engineer** provides technical leadership and project management accountability for process engineering in the… more
    Parsons Corporation (10/30/25)
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  • Sr. Principal EHS Engineer

    Northrop Grumman (Falls Church, VA)
    …an opportunity to join the Corporate Environmental Remediation Team as a **Sr. Principal EHS Engineer** . This position reports to the Manager EHS Engineering 3. ... investigation and remediation projects involved in state, provincial, and federal clean-up programs and provide environmental expertise to minimize environmental… more
    Northrop Grumman (12/13/25)
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  • Principal Data Scientist

    Humana (Washington, DC)
    …including apprenticeship, at all levels of employment. Humana complies with all applicable federal civil rights laws and does not discriminate on the basis ... a pioneering force, driving AI innovation across our Insurance and CenterWell business segments. By collaborating with world-leading experts, we are at the forefront… more
    Humana (11/01/25)
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  • Principal Emerging Technology Engineer

    Humana (Washington, DC)
    …including apprenticeship, at all levels of employment. Humana complies with all applicable federal civil rights laws and does not discriminate on the basis ... part of our caring community and help us put health first** The Principal Solution Engineer of Omni-Channel Solutions will lead strategic initiatives to deliver… more
    Humana (12/09/25)
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  • Principal Applied AI Engineer

    Humana (Washington, DC)
    …including apprenticeship, at all levels of employment. Humana complies with all applicable federal civil rights laws and does not discriminate on the basis ... in shaping the future of AI-powered healthcare. We are looking for a Principal Applied AI Engineer, a technical leader who thrives in ambiguous, high-impact… more
    Humana (12/17/25)
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  • Systems Acquisition, Principal

    The MITRE Corporation (Mclean, VA)
    …innovation and rapid acquisition ecosystems, and working knowledge of the Federal Acquisition Register (FAR), International Traffic in Arms Regulations (ITAR), in ... compliance, and/or risk management + Financial and/or crypto-currency analysis + Business systems + Willingness to visit Sponsor sites periodically for direct… more
    The MITRE Corporation (12/20/25)
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  • Innovative DOD Acquisition Reform Lead,…

    The MITRE Corporation (Mclean, VA)
    …innovation and rapid acquisition ecosystems, and working knowledge of the Federal Acquisition Register (FAR), International Traffic in Arms Regulations (ITAR), in ... compliance, and/or risk management + Financial and/or crypto-currency analysis + Business systems + Willingness to visit Sponsor sites periodically for direct… more
    The MITRE Corporation (10/11/25)
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  • Principal , Value Architecture…

    Humana (Washington, DC)
    …including apprenticeship, at all levels of employment. Humana complies with all applicable federal civil rights laws and does not discriminate on the basis ... but activities often include developing industry analysis, building high-level financial/ business models, conducting informational interviews, managing complex projects with… more
    Humana (12/04/25)
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