• EmergencyMD (Herndon, VA)
    …AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Software Engineer III Principal Cyber Software Engineer (Front End/UI-Focused) Experienced front-end ... JQuery, Angular, React), and Docker. Candidate will perform test-driven software engineering and development activities associated with designing, developing,… more
    job goal (01/12/26)
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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 ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive...(CODEX) is seeking a cyber engineer to join our team to… more
    job goal (01/13/26)
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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 have extensive experience in front-end development using modern technologies like Python and JavaScript, possess strong Agile methodology skills, and hold an active TS/SCI with CI poly clearance. Responsibilities include developing services,… more
    job goal (01/12/26)
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  • EmergencyMD (Herndon, VA)
    Job Description: Senior Principal Cyber Systems Engineer (DevOps Engineer ) The selected candidate will integrate a variety of software components in ... Java Experience with developing, deploying, monitoring, and troubleshooting cloud-based software solutions Experience integrating Jenkins and Docker for automated… 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,… more
    job goal (01/13/26)
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  • Sr. Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …best work of your career. **Northrop Grumman Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team ... 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 design,… more
    Northrop Grumman (10/21/25)
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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 ... program-related 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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  • Senior Principal Cyber

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. **Sr. Principal Cyber Engineer ** Nightwing provides technically advanced ... supports challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber Offense and Defense Experts… 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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  • Elastic Principal Software

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

    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, vulnerability research, ubiquitous technical… more
    Nightwing (01/07/26)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The ... including 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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  • Principal Infrastructure Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Nightwing is seeking a Principal Integration and Test Engineer to serve in a key role ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (01/09/26)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …**Leidos** has a new and exciting opportunity for a ** Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (01/09/26)
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  • Cloud Engineer Sr Principal

    General Dynamics Information Technology (Fairfax, VA)
    …our mission is never interrupted. Our work depends on a Cloud Systems Engineer Senior Advisor joining our team to support internal GDIT operational activities while ... in a remote based environment. As a Cloud Systems Engineer Sr. Advisor supporting internal GDIT operations, you will...Oracle Gov Cloud * Collaborate closely with Enterprise Application, Cyber and Server teams to develop and maintain a… more
    General Dynamics Information Technology (01/06/26)
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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 ... part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) in acquisition and… more
    SAIC (11/21/25)
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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 ... application, eg, audio, communications, radar, etc.] + Implement DSP algorithms in software and/or hardware using programming languages such as C, C++, MATLAB,… more
    Parsons Corporation (10/21/25)
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  • Principal Software Developer

    General Dynamics Information Technology (Fairfax, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** Job Description ** Principal Software Developer** We value: - Writing code rather than ... for you + Lead a team of Developers to engineer and develop software to solve complex...worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we… more
    General Dynamics Information Technology (10/31/25)
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  • Field Engineer

    Parsons Corporation (Sterling, VA)
    …of systems, supporting installation, maintenance, and field-related sustainment work worldwide. Field Engineer , Associate Principal : BS 10-12, MS 8-10, Phd 5-7 ... Description:** Parsons is looking for an amazingly talented **Field Engineer ** to join our team! In this role, you...logistical work + Participate in testing and evaluation of software and hardware upgrades at the warehouse laboratory and… more
    Parsons Corporation (12/23/25)
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