• Principal / Sr . Principal

    Northrop Grumman (Chantilly, VA)
    …development team and management to prioritize bugs until resolution **Basic Qualifications for a Sr . Principal Cyber Software Test Engineer:** + ... career. We are looking for you to join our team as a ** Principal ** ** Cyber Software Test Engineer** and ** Sr . Principal ** ** Cyber Software more
    Northrop Grumman (11/01/25)
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  • Sr . Principal Cyber

    Northrop Grumman (Chantilly, VA)
    …the best work of your career. **Northrop Grumman Mission Systems** is seeking an experienced ** Senior Principal Cyber Software Engineer** to join our ... be 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… more
    Northrop Grumman (10/21/25)
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  • Sr Principal Cybersecurity…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + ... to join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The… more
    Northrop Grumman (10/02/25)
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  • Senior Principal Cyber

    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 ... + A Bachelor's degree or 4+ additional years of cyber experience in lieu of a degree + 10+...centers + Hands-on experience deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions, application… more
    ManTech (12/13/25)
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  • Senior Cyber Engineer

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. ** Senior 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)… more
    Nightwing (12/12/25)
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  • Contracts Senior Principal

    SAIC (Chantilly, VA)
    …and Enterprise IT. SAIC's Business Enablement organization is seeking a Contracts Senior Principal to manage contracts/proposals with various National Security ... solutions in systems engineering and integration; enterprise IT, including cloud services; cyber ; software ; advanced analytics and simulation; and training. We… more
    SAIC (12/11/25)
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  • Software Developer - Principal

    Parsons Corporation (Chantilly, VA)
    …Parsons Corporation is currently searching for a full-time **P** **rincipal Software Developer** position at our Chantilly, VA location. This will lead ... process, from understanding customer requirements, to design, development, testing and deployment. Senior members at BRE also directly assist with winning new work,… more
    Parsons Corporation (10/21/25)
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  • Acquisition Systems Engineer Senior

    SAIC (Chantilly, VA)
    …solutions in systems engineering and integration; enterprise IT, including cloud services; cyber ; software ; advanced analytics and simulation; and training. We ... are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC… more
    SAIC (11/21/25)
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  • Unified Communications Engineer - Principal

    Amentum (Warrenton, VA)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security, & Intel space? If so, look no further. Amentum is seeking a Principal ... voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff. The Lone Wolf program boasts a professional… more
    Amentum (12/11/25)
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  • Program Control Analyst Principal

    SAIC (Chantilly, VA)
    …solutions in systems engineering and integration; enterprise IT, including cloud services; cyber ; software ; advanced analytics and simulation; and training. We ... convey resource trade- offs within and among competing programs and provide senior managers with resource alternatives. + Analyze contract budget and financial data… more
    SAIC (12/11/25)
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  • Senior Data Engineer

    BCMC (Dulles, VA)
    …Account (FSA) for dependent & health care 11 standard holidays & 3 weeks of annual leave Software Engineer - Principal I - ESW05 DOM-TO9-3482 Powered by JazzHR ... build, deliver, and operate a network operations environment including introducing new cyber capabilities to address emerging threats. BCMC is seeking a Senior more
    BCMC (12/11/25)
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  • Senior CAD Designer - Transportation

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Our Parsons Seattle office is now hiring for a ** Senior or** ** Principal Designer** to join our team! In this role you ... projects for multiple state DOT Projects. + Use drafting and design software from the Microstation Bentley Open Roads Designer or Microstation suites, depending… more
    Parsons Corporation (11/06/25)
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  • Biosolids Dewatering Technical Expert

    Parsons Corporation (Centreville, VA)
    …**Job Description:** We are seeking a highly experienced and innovative ** Principal Technical Consultant** with expertise in wastewater treatment plant design and ... engineering. This senior -level role combines advanced technical consulting, project leadership, and subject matter expertise to deliver cutting-edge solutions for… more
    Parsons Corporation (12/05/25)
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