• Sr. Specialist, Information Security…

    L3Harris (Plano, TX)
    …sea and cyber domains in the interest of national security. Job Title: Sr. Specialist, Information Security Systems Engineer - (JIBM) Job Code: 29976 Job ... Active Secret clearance or higher; eligibility for Top Secret / SCI preferred. + Excellent...+ Experience obtaining Authorization to Operate (ATO) for DoD information systems . + Certifications such as Certified… more
    L3Harris (10/23/25)
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  • Sr. Specialist, Information Systems

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Information Systems Security Engineer Job Code: 30837 Job Location: ... to assist Systems Engineers, Project Engineers, other Information System Security Engineers, and Program Management...required with the ability to obtain and maintain a TS / SCI level . + Current DOD 8570/8140… more
    L3Harris (11/10/25)
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  • Specialist, Systems Integration / Test…

    L3Harris (Waco, TX)
    …land, sea and cyber domains in the interest of national security. Job Title: Specialist, Systems Integration / Test Engineer Job ID: 30628 Job Location: Waco, TX ... actively seeking a direct hire opportunity as a Specialist, Systems Integration / Test Engineer for our... Security Clearance and be able to obtain a TS / SCI Security Clearance. + Must have functional… more
    L3Harris (11/08/25)
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  • Information System Security…

    BOOZ, ALLEN & HAMILTON, INC. (San Antonio, TX)
    Information System Security Engineer ...need to meet eligibility requirements for access to classified information ; TS / SCI clearance is ... of how system engineers or administrators perform system hardening utilizing STIGs + Knowledge of Information...policies and standards to mitigate RMF security risks + TS / SCI clearance + Bachelor's degree in a… more
    BOOZ, ALLEN & HAMILTON, INC. (11/11/25)
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  • Sr IT Systems Engineer - Pub SEC

    Lumen (San Antonio, TX)
    …upgrades **What We Look For in a Candidate** Basic Qualifications: + **Requires a Top Secret / SCI clearance** + On-call after hours/on-call support as ... world and shape the future. **The Role** The IT Systems Engineer II provides advanced Tier II...(2) geographically separated Network Operation Centers (NOC). The IT System Engineer II is operationally responsible for… more
    Lumen (11/05/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …active Secret Clearance at the time of hire with the ability to obtain a TS / SCI Clearance. + Must be a US Citizen. Preferred Additional Skills: + Active ... the interest of national security. Job Title: Sr. Specialist, Systems Engineering Job Code: 30880 Job Location: Greenville, TX...TS / SCI clearance. + Leadership - Task or… more
    L3Harris (11/08/25)
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  • Senior Systems Integration and Test…

    RTX Corporation (Richardson, TX)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI - Current At Raytheon, the foundation of everything we do is ... more secure world. We are currently seeking a Senior Systems Integration and Test Engineer to join...Hat), Python, and/or Perl scripting + Active and transferable TS / SCI US government issued security clearance is… more
    RTX Corporation (10/22/25)
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  • Senior AI Engineer (Computer Vision,…

    Lockheed Martin (Fort Worth, TX)
    …other engineers or small teams Familiarity with transitioning prototype software to production Top Secret // SCI Clearance **Security Clearance Statement:** ... our customers \* Engage in every phase of the system development lifecycle, including requirements generation, system ...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information more
    Lockheed Martin (10/25/25)
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  • Lead, Systems Engineering (SIGINT/COMINT)

    L3Harris (Greenville, TX)
    …+ Active SECRET clearance required at the time of hire with the ability to obtain a Top Secret with SCI . + Must be able to successfully pass an FAA Class ... in the interest of national security. Job Title: Lead, Systems Engineer (SIGINT/COMINT) Job Code: 30387 Job...be a US Citizen. Preferred Additional Skills: + Active TS / SCI clearance. + Cybersecurity Certification such as… more
    L3Harris (10/26/25)
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  • Big Data Systems Engineer (Remote)

    KBR (Houston, TX)
    Title: Big Data Systems Engineer (Remote) Belong, Connect, Grow, with KBR! KBR's National Security Solutions (NSS) team provides high-end engineering and ... our national security. KBR is seeking a Big Data Systems Engineer to join our team. The...Hours: Standard Basic Qualifications/Knowledge: + Must have an active TS / SCI Security Clearance to be considered for… more
    KBR (10/28/25)
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