• Sr. Spec, Systems Engineer…

    L3Harris (Greenville, TX)
    …in the interest of national security . Job Title: Sr. Specialist, Systems Engineer (Electromagnetic) Job Code: 30454 Job Location: Greenville, TX (On-Site) ... Schedule: 1st Shift 9/80 Job Description: The Sr. Specialist, Systems Engineer (SE) is responsible for system...a US Citizen. Preferred Additional Skills: + Active TS/SCI security clearance. + Security + certification. #LI-AH1 L3Harris… more
    L3Harris (10/29/25)
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  • Information System Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (San Antonio, TX)
    …and identifying tools to help safeguard our nation? As an Information Systems Engineer , you can determine the right tools, security systems , and ... Information System Security Engineer The Opportunity: Are you...data broker technologies such as Cribl or Confluent, operating systems security events such as Windows or… more
    BOOZ, ALLEN & HAMILTON, INC. (11/11/25)
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  • Sr. Associate, Systems Engineer

    L3Harris (Greenville, TX)
    … domains in the interest of national security . Job Title: Sr. Associate, Systems Engineer Job Code : 29383 Job Location: Greenville, TX Schedule: 9/80 Job ... Description: The Sr. Associate, Systems Engineer (SE) performs technical planning, system...system performance modeling, integration and/or project management, and/or model-based systems engineering + CompTIA Security + Certification. +… more
    L3Harris (10/01/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …domains in the interest of national security . Job Title: Sr. Specialist, Systems Engineer Job Code: 30686 Job Location: Greenville, TX (On-Site) Job ... Schedule: 1st Shift 9/80 Job Description: The Sr Specialist, Systems Engineer position is part of a...f prior related experience. + Must have an Active Security Clearance at the time of hire with the… more
    L3Harris (11/08/25)
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  • Senior Cybersecurity Engineer , OT…

    Marathon Petroleum Corporation (San Antonio, TX)
    …technical issues. + Leverages cybersecurity assessments, standards and ensures compliance across security systems . + Improves the efficiency and effectiveness of ... and any remediation efforts associated with them. + Manages cyber security -related consulting, guidance, and support to...the management of risk and the management of information systems security . + Security Governance… more
    Marathon Petroleum Corporation (11/06/25)
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  • Sr. Spec, Systems Engineer…

    L3Harris (Waco, TX)
    … domains in the interest of national security . Job Title: Sr. Specialist, Systems Engineer (Avionics) Job Code: 26329 Job Location: Waco, TX (On-Site) Job ... 9/80 Job Description: L3Harris is actively seeking an Avionics Systems Engineer (SE) to support requirement development,...leadership experience. . Must have an active DoD Secret Security Clearance at the time of hire with the… more
    L3Harris (10/03/25)
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  • Sr. Specialist, Systems Engineer 1

    L3Harris (Greenville, TX)
    … domains in the interest of national security . Job Title: Sr. Specialist, Systems Engineer Job Code: 30672 Job Location: Greenville, Texas Job Schedule: 1st ... Shift 9/80 Schedule Job Description: The Sr Specialist, Systems Engineer position is part of a...a US Citizen. P referred Additional Skills: + CompTIA Security + Certification + Active Top Secret with SCI. #LI-AH1… more
    L3Harris (11/08/25)
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  • Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, Systems Engineer Job Code: 30705 Job Location: ... Job Schedule: 1st Shift 9/80 Job Description: The Specialist, Systems Engineer (SE) performs technical planning, system...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (11/08/25)
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  • Lead, Systems Engineer (CAM) 1

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Lead, Systems Engineer (COMMS) Job Code: 30171 Job Location: ... Description: We are seeking a highly skilled and motivated Systems Engineer with specialized expertise in radio...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (10/24/25)
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  • Sr. Manager, Systems Engineer 1

    L3Harris (Waco, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Sr. Manager, System Engineer Job Code: 26447 Job Location: Waco, ... Job Description: We are looking for a Sr. Manager, Systems Engineer with strong knowledge of ...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (10/12/25)
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