• Principal Cyber Security

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven ** Principal Cyber Security Systems Engineer** to join our team in **Chantilly, VA** . This role offers an ... work closely with cross-functional teams to ensure secure, scalable, and high-performing systems . You will help design, implement, and maintain secure and scalable … more
    ManTech (10/09/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Fairfax, VA)
    Cyber Systems Engineer level. **Basic Qualifications for a Principal Cyber Systems Engineer:** + A security clearance is not required at the ... training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer:** + A security clearance is not required at the… more
    Northrop Grumman (08/22/25)
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  • Principal Auditor - Cyber , Risk…

    Capital One (Mclean, VA)
    Principal Auditor - Cyber , Risk and... (application security , network security , cyber security , data protection), information systems ... or Technology Operations, such as Cloud provider certifications, Certified Information Systems Security Professional (CISSP), or Certified Information … more
    Capital One (09/19/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …collaborative team that supports challenging, meaningful work that is vital to our national security , apply today! ** Principal Cyber Engineer** Cyber ... in the intelligence community, defense, civil, and commercial markets. ** Principal Cyber Engineer** Nightwing provides technically advanced full-spectrum… more
    Nightwing (09/12/25)
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  • Principal Cyber Threat Hunter

    Leidos (Adelphi, MD)
    …Hunter_** . This position will support a large Department of Defense (DOD) Cyber Security Service Providers (CSSP) and is responsible for proactively ... Leveraging a deep knowledge of the threat landscape, the Principal Cyber Threat Hunter will enhance our...with internal and external stakeholders, including IT, network, and security teams, to improve the overall cybersecurity posture of… more
    Leidos (07/19/25)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Washington, DC)
    …this mission, Northrop Grumman Defense Systems sector is seeking a **Sr. Principal Cyber Software Engineer** to join our team of qualified, diverse ... evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. **Basic Qualifications:** +… more
    Northrop Grumman (10/04/25)
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  • Cyber Software Test Engineer/…

    Northrop Grumman (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 ... Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to… more
    Northrop Grumman (09/25/25)
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  • Sr Principal Cyber Software Engineer

    Northrop Grumman (Chantilly, VA)
    …career. **Northrop Grumman Mission Systems ** is seeking an experienced **Senior Principal Cyber Software Engineer** to join our team supporting a program ... 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 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 ... embracing Infrastructure as Code principles. + DoD IAT Level II Certification, such as Security + CE, CISSP, or equivalent What we'd like you to have + Basic… more
    BigBear.ai (10/01/25)
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  • Sr./Pr. Program Cyber Systems

    Northrop Grumman (Dulles, VA)
    …not only part of history, they're making history. This Principal (or Senior Principal ) Cyber Systems Engineer position is for an Information Systems ... 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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  • Principal Endpoint Security

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer** in our **National Security Sector's ... This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team. The focus of this team… more
    Leidos (08/29/25)
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  • Sr Principal Security Engineer…

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

    Palo Alto Networks (Washington, DC)
    …Bachelor's Degree in Information Security , Computer Science, Digital Forensics, Cyber Security , or equivalent years of professional experience or equivalent ... - just to name a few! **Your Career** The Principal Consultant on the Offensive Security team... measures to monitor and protect sensitive data and systems from infiltration and cyber -attacks including response… more
    Palo Alto Networks (10/07/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to manage ... package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer) to join our...VLAN/LAN/WAN environment + Experience in installation and testing of security patches and cyber security more
    Saliense Consulting (10/01/25)
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  • Data Protection and Security

    Highmark Health (Washington, DC)
    …:** Highmark Health **Job Description :** **JOB SUMMARY** The Data Protection and Security - Principal Architect is a leadership role responsible for defining, ... ensuring responsible data handling practices. The Data Protection and Security - Principal Architect is responsible for...Expertise: Serve as the subject matter expert on data security and protection best practices for AI/ML systems more
    Highmark Health (09/13/25)
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  • Principal Security Consultant,…

    Google (Reston, VA)
    Principal Security Consultant, Mandiant, Google Public Sector _corporate_fare_ Google _place_ Reston, VA, USA; Washington DC, DC, USA **Advanced** Experience ... related to specific cloud platforms. + Experience implementing industry-leading practices around cyber risks and cloud security for clients' cloud security more
    Google (09/29/25)
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  • Deputy Director for Cyber Intelligence

    Department of Energy (Washington, DC)
    …Counterintelligence (IN). IN advises policymakers on threats to and opportunities for US national security in the cyber , nuclear, energy, and a number of science ... Restricted Data (RD), for the Department of Energy (DOE), National Nuclear Security Administration (NNSA) information technology systems at headquarters and in… more
    Department of Energy (10/01/25)
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  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr Principal Systems Engineer - Active Directory - Active Top Secret ... Required** Seize your opportunity to make a personal impact as a **Sr** ** Principal Systems Engineer** **- ACTIVE DIRECTORY** with GDIT. A career in systems more
    General Dynamics Information Technology (09/26/25)
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  • LINUX Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …experience **US Citizenship Required:** Yes **Job Description:** Job Description **Senior Principal Systems Engineer - Linux** Design, deploy, integrate and ... Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER** with GDIT. Your work...plan with integration of DoD STIGs and other recommended security standards. + Monitor all solutions integrated via a… more
    General Dynamics Information Technology (09/23/25)
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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 ... None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems ,Encryption,Hardware Security ,Microsoft Windows Server, Systems Engineering...impact as a Senior Principal Systems Engineer with GDIT. A career… more
    General Dynamics Information Technology (08/09/25)
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