• 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… more
    job goal (01/13/26)
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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)
    …supports challenging, meaningful work that is vital to our national security, apply today! Principal Cyber Engineer Cyber Offense and Defense Experts ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...(CODEX) is seeking a cyber engineer to join our team to… 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 ... 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
    job goal (01/12/26)
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  • EmergencyMD (Herndon, VA)
    MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Software Engineer III Principal Cyber Software Engineer (Front End/UI-Focused) Experienced front-end ... development activities associated with designing, developing, maintaining, and enhancing analytic systems using an Agile DevSecOps model. Will use processes and… 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 ... 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)
    …making history. Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Systems Engineer to join our team of qualified, diverse ... 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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  • 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: ... 20, 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)
    …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 ... meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal more
    Northrop Grumman (11/21/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …to join our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The ... but not limited to Standard Operating Procedures and VISIO diagrams. **Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have… more
    Northrop Grumman (01/01/26)
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  • Staff Cybersecurity Analyst / Information…

    Northrop Grumman (Fairfax, VA)
    …to join our diverse team of engineers, system administrators, and operators as a Principal Cyber Systems Engineer professional in Chantilly, VA. ... 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
    Northrop Grumman (01/10/26)
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  • Senior Principal Cyber

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. **Sr. Principal Cyber Engineer ** Nightwing provides technically advanced ... 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 more
    Nightwing (01/09/26)
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  • Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports ... infrastructures across classified and unclassified environments. You will work alongside cyber experts to develop solutions that enhance network compliance and… more
    ManTech (12/13/25)
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  • Senior Principal Cyber Security…

    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 ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment...+ A Bachelor's degree or 4+ additional years of cyber experience in lieu of a degree + 10+… 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 a ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be… more
    Northrop Grumman (10/21/25)
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  • Principal Systems Engineer

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

    SAIC (Chantilly, VA)
    …efforts as 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 ... engineering and integration; enterprise IT, including cloud services; cyber ; software; advanced analytics and simulation; and training. We… more
    SAIC (11/21/25)
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  • Elastic Principal Software Engineer

    BCMC (Dulles, VA)
    BCMC provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...(CKA), or Certified Kubernetes Security Specialist (CKS) DOM-TO9-3495 Software Engineer - Principal I - ESW05 Our… more
    BCMC (01/06/26)
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  • Principal Process Engineer

    Parsons Corporation (Centreville, VA)
    …your full 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...engineering services for projects. + Experience with municipal wastewater systems is essential + Professional Engineer (PE)… more
    Parsons Corporation (10/30/25)
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  • Principal Infrastructure Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...defense, civil, and commercial markets. Nightwing is seeking a Principal Integration and Test Engineer to serve… more
    Nightwing (01/09/26)
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