• Specialist, Systems Engineering

    L3Harris (Greenville, TX)
    …DOD Secret Security Clearance, with the ability to obtain and maintain a DOD Top Secret ( TS / SCI ) Security Clearance is required. Preferred Additional ... Job Location: Greenville, TX Schedule: 9/80 Job Description: Mid-level Systems Engineer possessing engineering experience to follow system level engineering guidance… more
    L3Harris (11/08/25)
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  • Cloud Engineer

    Leidos (San Antonio, TX)
    …progress of our cloud mission. **What You Bring to the Mission:** + Clearance: Active TS / SCI from day one. + Current IAT Level II certification with the ability ... **Description** **Launch Your Next Mission: Cloud Engineer - San Antonio, TX** Step into the future of national defense technology with Leidos! We're searching for a… more
    Leidos (10/09/25)
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  • Cloud Engineer

    Leidos (San Antonio, TX)
    …our cloud mission charging forward. **What You Bring to the Mission:** + Clearance: Active TS / SCI on day one. + Current IAT Level II certification with the ... **Description** **Launch Your Next Mission: Cloud Engineer - San Antonio, TX** Step into the...infrastructure (AWS, Azure, GCP), Kubernetes, CI/CD, data migration, or software refactoring. + Hands-on experience with legacy system modernization… more
    Leidos (10/09/25)
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  • Senior Information Assurance…

    GovCIO (San Antonio, TX)
    **Overview** GovCIO is currently hiring a Senior Information Assurance Engineer in support of the Air Force AFSCI network. This position will be located in San ... High School with 9+ years (or commensurate experience) + Clearance Required: Current TS / SCI Required Skills and Experience + MUST have current one of… more
    GovCIO (11/14/25)
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  • Information Security Engineer…

    Lumen (Austin, TX)
    …complex technical projects, effectively driving them to successful completion. + Active TS / SCI clearance with poly **Well-experienced candidates may also have ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...Role** Black Lotus Labs is seeking a Principal Security Engineer on the Research & Analysis team. This team… more
    Lumen (11/05/25)
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  • System Engineer

    ManTech (San Antonio, TX)
    …do various interrogations (ping, DNS) **Clearance Requirement:** + Must have a current/active TS / SCI with Poly **Physical Requirements:** + Must be able to ... **ManTech** seeks an experienced and passionate, career and customer-oriented **System Engineer ** to join our team located in the San Antonio, TX area.… more
    ManTech (09/30/25)
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  • Sr. Spec, Systems Engineering (Mission Systems)

    L3Harris (Greenville, TX)
    … Secret clearance at the time of hire with the ability to obtain and maintain a Top Secret with SCI . + Must be a US Citizen. Preferred Additional Skills: ... interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30508 Job Location: Greenville, TX (On-Site)...+ Active Top Secret with SCI . +… more
    L3Harris (10/30/25)
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  • System Administrator (MS Windows Server)

    TAD PGS, Inc. (Lackland AFB, TX)
    …Citizenship is required.** **Candidate must have the ability to obtain and maintain a Top Secret / SCI Security Clearance.** Responsibilities : + Creates and ... annual DISA STIGs compliance checks on all RHEL servers and related installed software . + Notify the appropriate Information Technical Equipment Custodian (ITEC)… more
    TAD PGS, Inc. (10/21/25)
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  • Combat Air Force Business Development Manager

    CAE USA INC (Arlington, TX)
    …support . This position reports to the DUSAF Business Development Lead . Active Top Secret Clearance / SCI eligibility. Essential Duties and Responsibilities ... and Education Requirements + Bachelor's Degree in business , engineer ing , national security , or another applicable...and m odeling and s imulation + Understanding of software development, secure networking, cyber security + Knowledge and… more
    CAE USA INC (11/14/25)
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  • Sr. Specialist Solutions Architect - Wickr, Secure…

    Amazon (Austin, TX)
    …Amazon Web Services- Security Clearance: Preferred for Candidates to have an active US Government TS / SCI security clearance or the ability to obtain a TS / ... Experience in a customer-facing, sales-aligned role such as consultant, solutions engineer or solutions architect. - Experience in directly supporting public sector… more
    Amazon (10/15/25)
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