• Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    …in lieu of a degree. + **To be considered must have an active TS / SCI with polygraph security clearance** **Preferred Qualifications** + Experience with Cisco ... has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (08/29/25)
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  • Cyber Security Engineer (SME)

    Leidos (Bethesda, MD)
    …contemplated by the level + **To be considered must have an active TS / SCI with polygraph security clearance** **Preferred Qualifications** + Experience with ... **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics Business… more
    Leidos (10/30/25)
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  • Information Systems Security…

    ManTech (Fort Meade, MD)
    MANTECH seeks a motivated, career and customer-oriented ** Information Systems Security Engineer (ISSE)** to join our team supporting a **Fort Meade, MD** ... Experience with AWS Docker services and Kubernetes **Security Clearance Requirements:** + Active TS / SCI W/ Poly **Physical Requirements:** + Must be able to… more
    ManTech (11/19/25)
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  • Mid Software Engineer

    Belay Technologies (Fort Meade, MD)
    …level to individual software components Candidates should have the following qualifications: + TS / SCI with polygraph + Fourteen (14) years of experience as a ... of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or as part… more
    Belay Technologies (11/12/25)
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  • Security Engineer

    CACI International (College Park, MD)
    Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... deliver innovative products and applications that are deployed in highly sensitive customer environments and have broad applications for federal missions… more
    CACI International (11/08/25)
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  • Information Systems Security…

    ManTech (Annapolis Junction, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Information Systems Security Engineer (ISSE)** to join our team in the **Annapolis Junction, MD.** ... or CompTIA's Advanced Security Practitioner (CASP). **Clearance Requirements:** + Must have a TS / SCI w/ Poly **Physical Requirements:** + The person in this… more
    ManTech (11/19/25)
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  • Mid-Level Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    An active or rein-statable TS / SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are ... you a Mid-Level Software Engineer who is ready for a new challenge that...able to learn new tools and protocols. + Desired: Splunk , Elastic, syslog-ng, ryslog, Kafka, Logstash, and/or Ansible. Message… more
    GliaCell Technologies (10/30/25)
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  • Mid-Level Crypto Software Engineer

    GliaCell Technologies (Linthicum Heights, MD)
    An active or rein-statable TS / SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are ... you a Mid-Level Crypto Software Engineer who is ready for a new challenge that...systems that the KG software runs on). + Desired: Splunk , Networking to assist in troubleshooting connectivity issues between… more
    GliaCell Technologies (10/30/25)
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  • Information Systems Security…

    Synergy ECP (Annapolis Junction, MD)
    Information Systems Security Engineer (ISSE) Level 2 Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description The ... Information Systems Security Engineer shall perform, or...8570 compliance with IASAE Level 2 is required. Required Clearance: TS / SCI w/polygraph Synergy ECP, a platform company… more
    Synergy ECP (09/18/25)
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  • Integration Cyber Security Engineer…

    Amentum (Fort Meade, MD)
    …connection security approval processes and compliance policies **Clearance Required:** * TS / SCI **Minimum Education:** * Requires bachelor's degree or equivalent ... space? If so, look no further. Amentum is seeking an **Integration Cyber Security Engineer (IASE)** to join our team of passionate individuals in **Fort Meade, MD**… more
    Amentum (11/18/25)
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