• Customer Delivery Consulting Engineer

    Cisco (Herndon, VA)
    …customers to help them be the groundbreakers of technology. **Your Impact** As a Security Consulting Engineer , you will help drive the effort to transform our ... a current US Government TS/SCI with Full Scope Polygraph Clearance .** **Must live within commuting distance and be able...current and future security architecture for our customers. In addition to day-to-day… more
    Cisco (11/14/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    **Description** The Digital Modernization Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This is an exciting ... to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for… more
    Leidos (12/11/25)
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  • Cyber Security Engineer (SME)

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics ... the customer's information systems and networks from potential cyber-attacks. The Cyber Security Engineer must display an excellent understanding of technology… more
    Leidos (11/28/25)
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  • Information Systems Security

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate ... of all System Program Office sponsored systems. + Provide the Information System Security Engineer (ISSE) support for IA systems concept, requirements, design,… more
    SAIC (11/06/25)
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  • Principal or Senior Principal Network…

    Northrop Grumman (NJ)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 50% of the Time **Description** At Northrop Grumman, our ... to add a **Principal or Senior Principal Network and Communications Field Service Engineer ** to our team at **RAAF Base Edinburgh** near **Adelaide, Australia** .… more
    Northrop Grumman (01/01/26)
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  • Field Engineer Level 2 or 3

    Northrop Grumman (Jacksonville, FL)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: SCI TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our employees ... is a trusted provider of mission-enabling solutions for global security . Our Engineering and Sciences (E&S) organization pushes the...for you to join our team as a **Field Engineer Level 2 or 3** based out of **Mayport,… more
    Northrop Grumman (01/03/26)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity ... Manage high-priority tasks and outages + Maintain, develop, and improve Security Infrastructure standard operating procedures and tactics, techniques, and procedures… more
    Leidos (11/15/25)
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  • Algorithms Software Engineer - Level 2 or 3

    Northrop Grumman (Boulder, CO)
    …needs. + Applicants must have a current active in-scope US Government DoD issued Secret security clearance at the time of application which is required to start; ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE:...current active in-scope US Government DoD issued Top Secret security clearance . + Strong statistical background and… more
    Northrop Grumman (12/04/25)
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  • Staff Information Security Engineer

    Zscaler (Washington, DC)
    …and agility with a cloud-first strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer ... cybersecurity. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep...Area and operates strictly within a US SCIF, with no access to external networks or corporate systems, and… more
    Zscaler (11/22/25)
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  • Zero Trust Cyber Security Engineer

    The MITRE Corporation (Bedford, MA)
    …eligibility requirements, you must be a US Citizen to be considered for a security clearance . + Deep understanding of defensive cyber strategies and their ... We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for… more
    The MITRE Corporation (01/01/26)
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