• 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 (08/22/25)
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  • Senior Principal Cyber

    BigBear.ai (Herndon, VA)
    Overview BigBear.ai is looking for a Systems Engineer to join our support team. The candidate will work closely with the development team and our customers in the ... Department of Defense (DoD) and the Intelligence Community (IC). This position is on-site in Herndon, VA, and requires a TS/SCI with Polygraph. BigBear.ai helps people make sense of their data using our cloud-based platform and big data processing algorithms.… more
    BigBear.ai (10/01/25)
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  • Sr./Pr. Program Cyber Systems

    Northrop Grumman (Dulles, VA)
    …employees are not only part of history, they're making history. This Principal (or Senior Principal ) Cyber Systems Engineer position is for an ... communications subsystems and ground software. Prior knowledge and experience applying Cyber /SSE principles to complex systems throughout the system development… more
    Northrop Grumman (10/01/25)
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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 (10/02/25)
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  • Principal Cyber Threat Hunter

    Leidos (Adelphi, MD)
    …subscribers' networks. Leveraging a deep knowledge of the threat landscape, the Principal Cyber Threat Hunter will enhance our cybersecurity posture, implement ... written, verbal, and interpersonal communication skills with the ability to brief senior leadership (SES & Flag-officer) leadership on cyber threat activity… more
    Leidos (07/19/25)
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  • Sr Principal Cyber Software Engineer

    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 ... 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 (10/07/25)
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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 ... 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 (09/12/25)
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  • IT Risk and Compliance Specialist Senior

    General Dynamics Information Technology (Falls Church, VA)
    …Description:** Transform technology into opportunity as an **IT Risk and Compliance Specialist Senior Principal ** with GDIT. A career in enterprise IT means ... Compliance (GRC) team is seeking an experienced **IT Risk and Compliance Specialist Senior Principal .** Our team provides services across GDIT programs to ensure… more
    General Dynamics Information Technology (09/20/25)
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  • LINUX Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …of related experience **US Citizenship Required:** Yes **Job Description:** Job Description ** Senior Principal Systems Engineer - Linux** Design, deploy, ... integrate and maintain Linux technologies to advance the mission as a ** SENIOR PRINCIPAL SYSTEMS ENGINEER** with GDIT. Your work in the integration of Linux… more
    General Dynamics Information Technology (09/23/25)
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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 (10/01/25)
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  • Principal Systems Engineer - Active…

    General Dynamics Information Technology (Washington, DC)
    …15 + 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...worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we… more
    General Dynamics Information Technology (08/09/25)
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  • Deputy Director for Cyber Intelligence

    Department of Energy (Washington, DC)
    …develop national level cyber analysis, research, and tools in support of senior officials and policymakers. TQ 2: Experience in leading a team that developed, ... Energy is looking for a dynamic, innovative, seasoned executive to lead the Cyber Directorate in the Office of Intelligence and Counterintelligence (IN). IN advises… more
    Department of Energy (10/01/25)
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  • Logistics Analyst Senior Principal

    General Dynamics Information Technology (Fairfax, VA)
    …+ Conducts Integrated Product Support Planning for hardware and/or software systems , to include development and/or approval of Product Support Strategies, Lifecycle ... acquisition issues in life cycle sustainment documents + Communicates with Senior Leaders and develops and presents briefings and provides recommendations +… more
    General Dynamics Information Technology (09/26/25)
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  • Principal Autonomy and Resilient…

    Leidos (Arlington, VA)
    **Description** Are you a motivated Principal Resilient Systems Scientist with a technical vision and hands-on knowledge of mission-focused systems ? The ... established Information and Data Science Division is seeking a Senior Resilient Systems Scientist to help lead...sensors, or Internet of Things, fusing data collected from cyber and physical systems to develop novel… more
    Leidos (07/19/25)
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  • Sr Principal Security Engineer for HSM…

    General Dynamics Information Technology (Washington, DC)
    …**Security** **Module** **(HSM)** Seize your opportunity to make a personal impact as a ** Senior Principal Security Engineer for HSM** with GDIT. A career in ... part in improving how agencies operate. At GDIT, people are our differentiator. As a ** Senior Principal Security Engineer for HSM** , you will help ensure today… more
    General Dynamics Information Technology (10/04/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …part in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow ... IT Infrastructure and Operations **Skills:** Computer Backups,Information Technology (IT) Systems ,Microsoft Windows Server,System Administration **Certifications:** CompTIA Security+ CE |… more
    General Dynamics Information Technology (09/30/25)
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  • System Engineer Principal Uscybercom SETA…

    Sciolex Corporation (Chantilly, VA)
    …briefings for senior decision makers. + Support efforts regarding Space Cyber Vulnerabilities assessments and development of Defensive Cyber Policy for the ... that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our… more
    Sciolex Corporation (07/16/25)
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  • Principal Manufacturing & Autonomy Research…

    Leidos (Arlington, VA)
    **Description** Are you a motivated Principal Resilient Systems Scientist with a technical vision and hands-on knowledge of mission-focused systems ? The ... established Information and Data Science Division is seeking a Senior Resilient Systems Scientist to help lead...sensors, or Internet of Things, fusing data collected from cyber and physical systems to develop novel… more
    Leidos (09/24/25)
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  • Data Protection and Security - Principal

    Highmark Health (Washington, DC)
    …**Job Description :** **JOB SUMMARY** The Data Protection and Security - Principal Architect is a leadership role responsible for defining, implementing, and ... ensuring responsible data handling practices. The Data Protection and Security - Principal Architect is responsible for the evaluation of technologies, use cases,… more
    Highmark Health (09/13/25)
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  • Training Analyst Principal

    SAIC (Washington, DC)
    **Description** SAIC is seeking Training Analyst Principal to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations ... of related experience; Masters and one year of related experience + Training Analyst Senior : Bachelors and 6 years or more of related experience; Masters and 4 years… more
    SAIC (09/03/25)
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