• EmergencyMD (Herndon, VA)
    Job Description: Senior Principal Cyber Systems Engineer (DevOps Engineer) The selected candidate will integrate a variety of software components in a ... secure container architecture working with cross functional teams to debug critical issues. Candidate will also support the migration of containerized workflows from platforms such as Docker Swarm, Kubernetes (vanilla or managed) to OCP. Only Candidates with a… more
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  • EmergencyMD (Herndon, VA)
    A technology company is seeking a Senior Principal Cyber Systems Engineer to work in a DevSecOps environment. The ideal candidate will integrate various ... software components within a secure architecture and support the migration of workflows to OCP. Key responsibilities include developing CI/CD pipelines, troubleshooting integration issues, and collaborating with cross-functional teams. Required qualifications… more
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  • Nightwing Group (Sterling, VA)
    A cybersecurity company in Dulles, Virginia is seeking a Principal Cyber Engineer to tackle real-time cyber challenges. This role involves developing native ... a TS/SCI clearance and at least 8 years of C/C++ experience on Unix/Linux systems . The ideal candidate will have strong skills in reverse engineering and a technical… more
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  • Capital One (Mclean, VA)
    Principal Auditor (Experienced Senior Auditor), Global Payment Network (Hybrid) Capital One's Audit function is a dedicated group of professionals focused on ... impactful work for the enterprise. Capital One is seeking an energetic, self-motivated Principal Auditor interested in becoming part of our Audit team, with a… more
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  • EmergencyMD (Herndon, VA)
    A technology company is seeking a Software Engineer III Principal Cyber Software Engineer (Front End/UI-Focused) in Herndon, Virginia. The ideal candidate should ... and collaborating in a DevSecOps environment. This is an excellent opportunity for experienced engineers looking to impact complex analytic systems . #J-18808-Ljbffr more
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  • Northrop Grumman Corp. (AU) (Falls Church, VA)
    …they're making history. Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Systems Engineer to join our team of qualified, ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
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  • Piper Companies (Mclean, VA)
    …of Columbia, United States $94,425.00-$151,080.00 4 months ago Contractor - Enterprise Technology Systems Principal Analyst, Cyber Risk & Analysis (TRM ... DC $115,000.00-$135,000.00 1 week ago Potomac, MD $115,000.00-$135,000.00 1 week ago Senior Audit Manager - Cyber Technical, Technology Audit Desktop Governance,… more
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  • Booz Allen Hamilton (Mclean, VA)
    Nuclear Engineer, Senior page is loaded## Nuclear Engineer, Seniorlocations: McLean, VAtime type: Full timeposted on: Posted Todaytime left to apply: End Date: ... 2026 (30+ days left to apply)job requisition id: R0228233Nuclear Engineer, Senior **Key Role:**Apply nuclear weapons effects subject matter expertise to client… more
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  • Principal /Sr. Principal

    Northrop Grumman (Fairfax, VA)
    …detailed instruction, demos, and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer:** + A security ... 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… more
    Northrop Grumman (11/21/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …documentation including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic ... diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The successful… more
    Northrop Grumman (01/01/26)
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  • Senior Principal Cyber

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. **Sr. Principal Cyber Engineer** Nightwing provides technically advanced full-spectrum ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...that is vital to our national security, apply today! ** Principal Cyber Engineer** Cyber Offense… more
    Nightwing (01/09/26)
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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+...Anti-Virus solutions, application firewalls, high availability solutions, network management systems , and virtual systems + Knowledge of… more
    ManTech (12/13/25)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …of your career. **Northrop Grumman Mission Systems ** is seeking an experienced ** Senior Principal Cyber Software Engineer** to join our team supporting ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you… more
    Northrop Grumman (10/21/25)
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  • Lead Senior Principal Cloud…

    General Dynamics Information Technology (Fairfax, VA)
    …**Job Description:** Job Description Transform technology into opportunity as **a Lead Senior Principal Cloud Developer** at GDIT. Shape what's next for ... At GDIT, people are our differentiator. As a **Lead Senior Principal Cloud Developer,** you will help...cloud solutions + Maintains the integrity and security of systems + Maintains all documentations + Supports and develops… more
    General Dynamics Information Technology (01/08/26)
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  • Acquisition Systems Engineer Senior

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking Systems Engineers with Acquisition practice at various experience levels to provide Systems Engineering and Technical Advisory ... efforts as part of an exciting and innovative set of programs. The **Acquisition Systems Engineer** provides support to the Systems Program Office (SPO) in… more
    SAIC (11/21/25)
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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 ... as a prime contact on contracts or projects. + Interacts with senior internal and external personnel on significant matters often requiring coordination between… more
    SAIC (12/11/25)
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  • Contracts Senior Principal

    SAIC (Reston, VA)
    …Business Enablement organization is seeking an experienced and highly adaptable Contracts Senior Principal to manage contracts/proposals in the Army Business ... as a prime contact on contracts or projects + Interacts with senior internal and external personnel on significant matters often requiring coordination between… more
    SAIC (12/03/25)
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  • Principal Systems Engineer

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

    BAE Systems (Mclean, VA)
    **Job Description** **Join Our Team as a Principal Cybersecurity manager** At BAE Systems , we're dedicated to delivering innovative solutions that make a ... As a leading provider of enterprise IT services, we're seeking a Principal Cybersecurity Manager to oversee the cybersecurity operations and related processes for… more
    BAE Systems (12/09/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …us to get a preview of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer) to join our team ... design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to manage… more
    Saliense Consulting (01/06/26)
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