• X Energy LLC (Rockville, MD)
    …includes relevant topic areas of environmental law, nuclear safety, nuclear security , emergency planning, safeguards, and financial primarily applied to the X-energy ... and responses to RAI's (Requests for Additional Information). Develop licensing content to support portions of Safey Analysis Reports and licensing applications.… more
    Upward (06/30/25)
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  • Security Content Engineer

    BlueVoyant (College Park, MD)
    Security Content Engineer Location: United States Remote Summary BlueVoyant is seeking a Security Content Engineer to join our fast-paced team ... insights. You'll work closely with internal teams and customers to enhance security operations through innovative content engineering. Key Responsibilities +… more
    BlueVoyant (05/21/25)
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  • Information Systems Security

    DarkStar Intelligence LLC (Linthicum, MD)
    Information Systems Security Engineer (ISSE) Level 2 Position Summary DarkStar Intelligence is seeking an Information Systems Security Engineer (ISSE) ... an active Top Secret/SCI clearance and Full-Scope Polygraph. The Information Systems Security Engineer (ISSE) shall perform, or review, technical security more
    DarkStar Intelligence LLC (07/18/25)
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  • Sr. Information Systems Security

    Themis Insight (Linthicum Heights, MD)
    …and Military expertise to every case. We are hiring a Sr. Information Systems Security Engineer (ISSE) to work in Linthicum Heights, MD. Position location is ... on central MD client's needs. Required: TS/SCI with a Polygraph The Information Systems Security Engineer (ISSE) shall perform, or review, technical security more
    Themis Insight (07/09/25)
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  • Senior Information Systems Security

    Leidos (MD)
    …related field with a minimum of 14 years of experience as an Information Systems Security Engineer (ISSE) or System Engineer on programs and/or contracts ... **Description** As a Senior Information Security Systems Engineer (ISSE) you will...documentation, providing feedback on completeness and compliance of its content **CLEARANCE REQUIRED** : Active TS/SCI with polygraph. US… more
    Leidos (06/27/25)
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  • Information Systems Security

    ManTech (Linthicum Heights, MD)
    **ManTech** is seeking a motivated, career and customer-oriented **Information Systems Security Engineer ** to join our team in **Linthicum, MD** . The position ... and provide feedback on completeness and compliance of its content . **Minimum Qualifications:** + Bachelor's degree in Computer Science,...university + 7 years experience as an Information Systems Security Engineer on programs and contracts of… more
    ManTech (06/24/25)
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  • Information Security Systems…

    Leidos (Columbia, MD)
    …**Leidos** has a new and exciting opportunity for a **Sr. Information Systems Security Engineer ** in our **National Security Sector's (NSS) Cyber ... documentation, providing feedback on completeness and compliance of its content **CLEARANCE REQUIRED** : Minimum TS/SCI with ability to...of 15+ years of experience as an Information Systems Security Engineer (ISSE) or Network Engineer more
    Leidos (04/29/25)
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  • Network Security Engineer

    ThermoFisher Scientific (Frederick, MD)
    …the world. Location/Division Specific Information Discover Impactful Work: The Network Security Engineer has global responsibility for supporting solutions ... Oversees management of security posture for network security platforms such as firewalls, web content ...network security platforms such as firewalls, web content filtering, etc + Maintains enterprise firewall policy rule… more
    ThermoFisher Scientific (06/18/25)
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  • Cyber Security Engineer

    NetSEA Technologies (Aberdeen Proving Ground, MD)
    NetSEA Technologies is currently seeking Cyber Security Engineer Roles/Responsibilities: As a Cybersecurity Engineer , you will use your expertise to: * ... Nessus scanner, DoD Security Technical Implementation Guidelines (STIGs), Security Content Automation Protocol (SCAP) Compliance Checker (SCC),… more
    NetSEA Technologies (07/14/25)
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  • Cyber Security Engineer

    Leidos (Bethesda, MD)
    **Description** Leidos has an exciting opening for you, our next **TS/SCI Cyber Security Engineer ** working across several Task Orders under the DOMEX Technology ... adaptive team that values innovation, collaboration, and professional development. As a Cyber Security Engineer , your job will be to design, develop, and… more
    Leidos (07/11/25)
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