• 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 ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...world and shape the future. **The Role** The IT Systems Engineer II provides advanced Tier II… more
    Lumen (01/06/26)
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  • Systems Engineer III

    Applied Research Solutions (San Antonio, TX)
    **Description** Applied Research Solutions is seeking a full-time Systems Engineer III located at Lackland AFB, Texas. **Why Work with us ?** Applied Research ... the probabilities/consequences and creating risk matrices. **Preferred Qualifications:** + Active TS / SCI clearance is preferred; + Master's Degree in Computer… more
    Applied Research Solutions (12/19/25)
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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: ... required with the ability to obtain and maintain a TS / SCI level . + Current DOD 8570/8140...Preferred Additional Skills: + Risk Management Framework experience for Information Systems (IS) familiarity. + Security Engineering… more
    L3Harris (12/11/25)
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  • Systems Integration Engineer

    CACI International (Austin, TX)
    Systems Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... small team to develop, maintain, and improve existing software systems + Execute the research, engineering, and development of...be a US Citizen + Must currently hold a TS / SCI clearance with a polygraph + Bachelor's… more
    CACI International (12/11/25)
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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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  • 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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  • Sr. Specialist, Network Systems

    L3Harris (Greenville, TX)
    …position requires an ACTIVE Secret Clearance with the ability to obtain/maintain Top Secret / SCI Security Clearance, which requires US Citizenship. Job ... interest of national security. Job Title: Sr. Specialist, Network Systems Engineering Job Code: 32043 Job Location: Greenville, Texas...Qualifications: + US Citizenship + Ability to obtain/maintain a Top Secret / SCI Security Clearance +… more
    L3Harris (12/12/25)
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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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  • MSBE Engineer (Level 3 or 4)

    Northrop Grumman (San Antonio, TX)
    …be considered in lieu of a degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility + Ability to obtain and maintain Special ... are seeking a highly skilled and motivated Principal Cyber Systems Engineer to join our dynamic engineering...degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility… more
    Northrop Grumman (11/12/25)
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  • Cloud Engineer (Level 3 or 4)

    Northrop Grumman (San Antonio, TX)
    …be considered in lieu of a degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI clearance + Experience with designing, deploying and ... of your career. We are seeking an experienced **Cloud Engineer ** (Principal Cyber Systems Engineer ...degree._ + US Citizenship required + A current/active DoD Top Secret w/ SCI clearance… more
    Northrop Grumman (11/12/25)
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