• Network Defense and Firewall

    Systems Technology Forum (San Diego, CA)
    Defense (DoD), and other federal agencies. Job Summary The Network Defense and Firewall Security Engineer is responsible for safeguarding enterprise ... security assessments, inspections, and accreditation activities. * Recommend network security improvements, automation, and modernization initiatives aligned… more
    Systems Technology Forum (11/21/25)
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  • Defense Logistics Agency Opportunities

    TekSynap (San Diego, CA)
    …Facilitators + Audio Visual Engineers + Video Support Specialist + Cyber Security Engineers + Telecommunication Specialists + Telecommunication Network Engineers ... + Entry Level Hardware Technicians + IT Support Specialist + Network Engineers + Senior Network Engineers + Systems Engineers + Database Administrators + … more
    TekSynap (10/12/25)
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  • Security Architect - Advanced…

    NTT DATA North America (Los Angeles, CA)
    …when executed as part of an overall sourcing strategy. NTT DATA Services currently seeks a Security Architect - Advanced Network & Cloud Security to join our ... and mentoring engineering teams. Key Responsibilities . Architect end-to-end security solutions: Design secure network architectures incorporating NGFW,… more
    NTT DATA North America (11/22/25)
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  • Network Communications 4

    Huntington Ingalls Industries (San Diego, CA)
    …and issue resolution. + Experience with Department of Defense Security Technical Implementation Guidelines. + Experience with network and performance ... monitoring tools (SolarWinds, etc.) + Experience in network security technologies including firewalls, VRFs, and port- security /802.1x + Familiarity with… more
    Huntington Ingalls Industries (09/22/25)
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  • Principal Network Security Engineer

    Palo Alto Networks (Santa Clara, CA)
    …create an environment where we all win with precision. **Your Career** As a Principal Network Security Engineer at Palo Alto Networks, you'll be a pivotal force ... your opportunity. **Your Impact** + Architect, implement, and maintain advanced network security architectures across our global infrastructure, influencing… more
    Palo Alto Networks (11/13/25)
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  • Network Security Architect

    SAIC (Santa Ana, CA)
    …Leaf and Spine technology for data center networking. A high-level understanding of network security (Palo Alto firewalls, Cisco FTD) is also essential. **Period ... Design and manage data center networking, campus networking, and network security components. + Act as the...logging systems (SolarWinds, NetFlow, SNMP). + Implement and maintain firewall rulesets, NAC solutions (eg, Cisco ISE), and endpoint… more
    SAIC (11/18/25)
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  • Network Engineer, Principal Specialist, El…

    RTX Corporation (El Segundo, CA)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret - Current ** Network Engineer, Principal Specialist** **Raytheon ... and IP address management + Experience with IDS/IPS, host-based security and integrating firewall appliances, including DMZ...(DCSA CAS)** , an agency of the Department of Defense , handles and adjudicates the security clearance… more
    RTX Corporation (08/29/25)
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  • Network Engineer I - III

    SOLUTE Careers (San Diego, CA)
    Sigma Defense is seeking a Network Engineer I-III to support the design, implementation, and sustainment of the Navy's enterprise networks. The hired candidate ... needs and goals of the system and shape the requirements of the network . Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal… more
    SOLUTE Careers (09/02/25)
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  • Network Administrator, Sr. Analyst, El…

    RTX Corporation (El Segundo, CA)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret - Current ** Network Administrator, Senior Analyst** **Raytheon ... (SAP) clearances **Qualifications we Prefer:** + Experience implementing IDS/IPS, host-based security and integrating firewall appliances, including DMZ design… more
    RTX Corporation (10/22/25)
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  • Network Communications 3

    Huntington Ingalls Industries (San Diego, CA)
    …+ Red Hat Enterprise Linux 7/8/9 administration + Experience with Department of Defense Security Technical Implementation Guidelines + Willing to work periodic ... North Island. Maintaining of Information Assurance compliance including IOS upgrades, network device configuration changes, firewall ACL verification and… more
    Huntington Ingalls Industries (10/13/25)
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  • Network Specialist

    Tyto Athene (Lemoore, CA)
    … Specialist** to support our NE&S contract at Naval Air Station, Lemoore CA. The Network Specialist ensures that the Department of Defense (DoD) Defense ... and EIA/TIA cable standards + Must be familiar with firewall and VPN technologies + Strong network ...over 50 years of experience, Tyto Athene proudly support Defense , Intelligence, Space, National Security , Civilian, Health,… more
    Tyto Athene (11/14/25)
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  • Part-Time Communications/ Network Engineer

    DCCA (Vandenberg AFB, CA)
    …requirements, designing a network solution to meet range needs and the security and performance needs for each site. Network engineers directly support all ... Network engineers will work closely with the Cybersecurity team to ensure that the network is configured and hardened to meet security needs. + Participate in… more
    DCCA (11/21/25)
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  • Senior Network Engineer

    V2X (El Segundo, CA)
    …Senior Network Engineer leads effort to integrate switching, routing, firewall , and wireless systems into legacy and next-generation environments. This position ... battlefield. We bring 120 years of successful mission support to improve security , streamline logistics, and enhance readiness. Aligned around a shared purpose, our… more
    V2X (10/14/25)
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  • Network Engineer

    SAIC (CA)
    …comfortable recommending permanent configuration changes when necessary. + Manage and configure network security by uploading SD WAN configurations, setting up ... **Description** SAIC is seeking a TACNET ISEA ** Network Engineer (Fleet Support) to join our team...VPN tunnels, and updating firewall settings. + Work in cooperation with external partners,… more
    SAIC (11/13/25)
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  • Principal Software Engineer (Intrusion Prevention…

    Palo Alto Networks (Santa Clara, CA)
    …Networks next generation firewall + Build common services to support various network security services + Develop internal tools to monitor and support the ... networks, providing common service to support a variety of network security services. As a member of...file identification, blocking, DLP, etc + Research and provide defense mechanisms against popular protocol/ firewall evasions +… more
    Palo Alto Networks (11/10/25)
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  • Senior Staff Software Engineer (Cloud NW & AI…

    Palo Alto Networks (Santa Clara, CA)
    …Excellent communication and networking skills + Good understand of network security fields such as stateful firewall , packet processing, TCP stream ... equivalent military experience required **The Team** Think about it, security for an information security company. Working...technology, our global teams on the front line of defense against cyberattacks. We're joined by one mission -… more
    Palo Alto Networks (11/12/25)
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  • Senior Cyber Incident Responder

    Highmark Health (Sacramento, CA)
    …detection system [IDS] logs) to identify possible threats to network security . (10%) + Perform cyber defense incident triage, to include determining ... lead projects and aid in formulation and execution of security strategy for the team. The Senior Cyber Incident...from a variety of sources (eg, individual host logs, network traffic logs, firewall logs, and intrusion… more
    Highmark Health (10/16/25)
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  • Senior Technical Marketing Engineer

    Palo Alto Networks (Santa Clara, CA)
    …grasp of network security implications. + Hands-on expertise with Network Access Control (NAC) and Next-Generation Firewall (NGFW) solutions in complex, ... of hands-on experience in IoT, OT, IIoT, IoMT, and network security , with deep expertise in ...enabling our global teams on the front line of defense against cyberattacks. We're connected by one mission but… more
    Palo Alto Networks (11/05/25)
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  • Specialist, IT Infrastructure

    Celestica (San Diego, CA)
    …in related field + Vendor Certifications preferred: CompTIA Security + or Network +, CheckPoint or FortiGate Firewall , Cisco CCNA or CCNP, Fortinet Certified ... of end-point security management tools and processes + Experience handling network security issues (viruses, malware, social engineering) + Understanding of… more
    Celestica (09/04/25)
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  • Systems Administrator

    CACI International (Santa Maria, CA)
    …Ability to obtain Security + CE certification. _Desired:_ + **CompTIA Security + CE** certification. + ** Network Experience:** Previous experience in physical ... + **User Management:** Manage and maintain user accounts, permissions, and robust security protocols. + ** Security Enhancements:** Assist in implementing … more
    CACI International (11/12/25)
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