• Network Administrator Autonomic Logistics…

    Lockheed Martin (Fort Worth, TX)
    …will have experience in or possess one or more of the following: \- Holds Security \+, CySA\+, or CCNA Security certification \- Holds Certifications in the ... requirements\. \*The successful candidate must possess and retain DoD IAT Level II certification \(e\.g\. Security \+, CySA\+, CND, or CCNA Security \)\.… more
    Lockheed Martin (11/27/25)
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  • Division Network Engineer

    HCA Healthcare (San Antonio, TX)
    …and repeatability. * Assist with maintenance and support of division and facility-level network security equipment, including but not limited to: network ... assists with the design, implementation, monitoring, and support the HCA division network and security infrastructure. As a primary technical resource for… more
    HCA Healthcare (12/03/25)
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  • Senior Principal Systems Engineering…

    RTX Corporation (Richardson, TX)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Top...Will Do:** + Develop & document system airworthiness and certification plans for FAA and Military integrated certification more
    RTX Corporation (11/26/25)
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  • Network & Cybersecurity Engineer

    Robert Half Technology (Spring, TX)
    …understanding of network protocols, routing, switching, VPN, firewall configuration, and network security + Hands-on experience with security tools: ... Network & Cybersecurity Engineer to help manage, secure, and optimize our network infrastructure and overall security posture. You will play a critical role… more
    Robert Half Technology (12/11/25)
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  • Senior Specialist, Network Systems Engineer

    L3Harris (Greenville, TX)
    …(JNCIP-SP) + Arista Certified Professional (ACE-P) + Palo Alto Networks Certified Network Security Administrator (PCNSA) + Current Top Secret security ... to protect networks from unauthorized access and threats. + Knowledgeable about network security concepts, including intrusion detection and prevention systems… more
    L3Harris (12/03/25)
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  • Network Engineer II

    Sierra Nevada Company, LLC (Fort Worth, TX)
    …operations in contested or degraded environments. + Implement and manage network security controls (firewalls, VPNs, encryption, VLAN segmentation, Zero ... experience may be considered in lieu of required education + Experience with network security technologies (firewalls, IDS/IPS, VPNs, TACLANEs, PKI, etc.). +… more
    Sierra Nevada Company, LLC (10/30/25)
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  • Military Fellowship Program: Network

    Sierra Nevada Company, LLC (Plano, TX)
    …operations in contested or degraded environments. + Implement and manage network security controls (firewalls, VPNs, encryption, VLAN segmentation, Zero ... experience may be considered in lieu of required education + Experience with network security technologies (firewalls, IDS/IPS, VPNs, TACLANEs, PKI, etc.). +… more
    Sierra Nevada Company, LLC (12/05/25)
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  • Senior Network Engineer

    ManTech (San Antonio, TX)
    …Information Systems + Current Cisco Certified Network Professional (CCNP) certification + Current Certified Information Systems Security Professional (CISSP) ... network availability with minimum downtime. + Enhance and maintain network security by managing the LAN/WLAN - WAN barrier systems to prevent unauthorized… more
    ManTech (09/30/25)
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  • Senior Network Engineer

    HCA Healthcare (San Antonio, TX)
    …such as AAA, DHCP, DNS, ICMP and SNMP + Design and implementation for network security technologies and products (Cisco ASA, Checkpoint, Juniper SSL and Citrix ... network standards and policies/procedural documentation and enterprise level network diagramming + Certification , Proof of Concept, and/or integration… more
    HCA Healthcare (10/12/25)
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  • Network Installation Technician

    TekSynap (Texarkana, TX)
    …**RESPONSIBILITIES** + Supervise and direct contractor personnel during network installation projects, ensuring compliance with project requirements and ... environments. + Perform and document site surveys; assess and record existing network configurations to support design and planning efforts. + Organize and manage… more
    TekSynap (11/15/25)
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