• Principal Cyber Engineer

    Nightwing (Washington, DC)
    …to customers in the intelligence community, defense, civil, and commercial markets. ** Principal Cyber Engineer ** Nightwing provides technically advanced ... challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber Offense and Defense Experts (CODEX)… more
    Nightwing (12/04/25)
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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 ... meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber more
    Northrop Grumman (11/21/25)
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  • Principal Cyber Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …and exploitation. Thought leadership demands nothing less. Northrop Grumman is seeking a ** Principal Cyber Security Engineer ** to join the Mission Systems ... Airborne and Multifunction Sensors division. **Primary Responsibilities:** + Design and engineer solutions that meets business requirements, cyber security… more
    Northrop Grumman (12/16/25)
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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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  • Principal Cyber Software…

    Concurrent Technologies Corporation (Columbia, MD)
    Principal Cyber Software Engineer Concurrent Technologies Corporation Client Site - Columbia, MD area Minimum Clearance Required: TS/SCI with Fullscope Poly ... Lower-level computing language/principles, especially debugging Assembly + Experience with Cyber Security research, especially malware anti-debugging, detection avoidance, or… more
    Concurrent Technologies Corporation (11/06/25)
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  • Principal Cyber Software…

    Northrop Grumman (Fort Meade, MD)
    …within Northrop Grumman. We are looking for you to join our team as a ** Principal Cyber Software Engineer ** based out of Annapolis Junction, MD. **What ... Sensing & Secure Solutions Operating Unit is actively seeking a talented SW Engineer to join a Northrop Grumman primed program. This position's work location is… more
    Northrop Grumman (12/16/25)
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  • Sr. Principal Cyber Software…

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

    Northrop Grumman (Jessup, MD)
    …within Northrop Grumman. We are looking for you to join our team as a Sr Principal Cyber Software Test Engineer based out of Annapolis Junction, MD. **What ... & Secure Solutions Operating Unit is actively seeking a talented SW Test Engineer expert to join a Northrop Grumman primed program. This position's work location… more
    Northrop Grumman (12/05/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Chantilly, VA)
    …to management in a timely manner and make recommendations **Basic Qualifications for a Principal Cyber Software Test Engineer :** + **Candidate must currently ... to prioritize bugs until resolution **Basic Qualifications for a Sr. Principal Cyber Software Test Engineer :** + **Clearance: Candidate must currently… more
    Northrop Grumman (11/01/25)
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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 ... but not limited to Standard Operating Procedures and VISIO diagrams. **Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have an active… more
    Northrop Grumman (10/02/25)
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  • Principal Software Engineer - SIGINT…

    Lockheed Martin (Hanover, MD)
    …with every rumor and whim of contract changes\. **What We're Doing:** Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting ... electronics to undermine our way of life\. As a cyber security professional at Lockheed Martin, you'll protect the...of Lockheed Martin to keep the threats at bay\. Cyber | Lockheed Martin **Who We Are:** Are you… more
    Lockheed Martin (10/10/25)
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  • Integration Cyber Security Engineer

    Amentum (Fort Meade, MD)
    …& Intel space? If so, look no further. Amentum is seeking an **Integration Cyber Security Engineer (IASE)** to join our team of passionate individuals in ... support of a DISA prototyping effort, the intel and Cyber Division of Amentum is assembling a team to...(CSF) and Risk Management Framework (RMF) * Proficiency in cyber risk assessment and vulnerability management * Demonstrated ability… more
    Amentum (11/18/25)
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  • Information Systems Security Engineer

    Amentum (Fort Meade, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Principal Information Systems Security Engineer ** to join our team of passionate ... Information Security, etc. * 15 years of experience as a Cyber Security Engineer or Systems Engineer * Experience presenting technical information… more
    Amentum (10/23/25)
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  • Principal Systems Engineer - active…

    V2X (Suitland, MD)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi- disciplinary team… more
    V2X (11/15/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support of our ... be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible...Experience in installation and testing of security patches and cyber security products. + Hands-on experience designing and supporting… more
    Saliense Consulting (12/05/25)
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  • Senior Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Principal Systems Engineer - Messaging - Active Top Secret Required** ... Seize your opportunity to make a personal impact as a ** Principal Systems Engineer - Messaging** with GDIT. We're seeking a highly skilled systems engineer more
    General Dynamics Information Technology (12/10/25)
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  • Principal Systems Engineer - Active…

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer ** Seize your opportunity to make a personal ... impact as a Senior Principal Systems Engineer with GDIT. A career...worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we… more
    General Dynamics Information Technology (11/08/25)
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  • Data QA Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …Yes **Job Description:** Transform technology into opportunity as a **Data QA Engineer Principal ** at GDIT. Shape what's next for mission-critical government ... next for your engineering career. We are seeking an experienced **Data QA Engineer Principal ** to support data migrations, validation efforts, and analytics… more
    General Dynamics Information Technology (12/15/25)
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  • Unified Communications Engineer

    Amentum (Fort Meade, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a **UC Engineer Principal ** to join our team of passionate individuals in **Fort Meade, MD** ... intelligence mission. In support of DISA, the Intel and Cyber Division is assembling a team to support a...processes. **Responsibilities:** The duties and responsibilities of the UC Engineer Principal include, but are not limited… more
    Amentum (10/23/25)
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