{"schemaVersion":"jobsearcher.job.v1","id":"6a528dc3c1a7dbfee7c54c4a","url":"https://jobsearcher.com/jobs/6a528dc3c1a7dbfee7c54c4a","canonicalUrl":"https://jobsearcher.com/jobs/6a528dc3c1a7dbfee7c54c4a","title":"Network Security Engineer","description":"Network Security EngineerLocation: Plano, TX – OnsiteFulltimeJob DescriptionMust Have Technical/Functional Skills• Experience: 10 years in network security engineering, application delivery, or similar roles.• Infoblox: Hands-on experience with Infoblox DDI/IPAM administration.• Zscaler: Deep knowledge of Zscaler ZIA, ZPA, PAC files, and DLP engines.• F5: Proficiency in F5 BIG-IP LTM/GTM administration, including iRules and SSL certificate management.• Firewalling: Strong experience with Palo Alto Networks firewalls (Palo Alto experience preferred).• Networking Fundamentals: In-depth knowledge of TCP/IP, BGP, OSPF, VLANs, and DNS.• Automation: Familiarity with scripting languages (Python/Ansible) to streamline operations.Core CompetenciesTroubleshooting: Expert analytical skills for debugging complex traffic, authentication, and network issues using Wireshark.Collaboration: Ability to work with cross-functional teams to align network security with business objectives.Communication: Strong written and verbal skills for creating procedures and reporting to stakeholders.Education & CertificationsBachelor's degree in computer science, Information Technology, or equivalent experience.Roles & ResponsibilitiesF5 Load Balancing & Application Delivery: Design, configure, and troubleshoot F5 BIG-IP LTM (Local Traffic Manager) and GTM (Global Traffic Manager) to ensure high availability, security, and performance of critical applications.Zscaler Security Suite (SASE): Implement and manage Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) to secure user access and enforce policies for web traffic and private applications.Infoblox DDI Management: Deploy and manage Infoblox DNS, DHCP, and IP Address Management (IPAM) solutions. Responsible for core network functionality.Firewall & Security Policy: Configure and manage enterprise firewalls (e.g., Palo Alto Networks) to enforce network security policies, including NAT, zone-based firewalling, and threat prevention.Operational Excellence: Administer PAC files for proxy traffic routing, maintain SSL inspection policies, and troubleshoot network traffic flows.Documentation & Compliance: Create and maintain network documentation, including diagrams, configurations, and change management procedures, ensuring audit readiness.","company":"United It","rawCompany":"united it","city":"Plano","state":"TX","isRemote":false,"isActive":false,"createdAt":"2026-06-26T03:03:51.850Z","occupations":[{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1299.05","title":"Information Security Engineers","slug":"information-security-engineers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541513","title":"Computer Facilities Management Services","slug":"computer-facilities-management-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Network Security Engineer","description":"Network Security EngineerLocation: Plano, TX – OnsiteFulltimeJob DescriptionMust Have Technical/Functional Skills• Experience: 10 years in network security engineering, application delivery, or similar roles.• Infoblox: Hands-on experience with Infoblox DDI/IPAM administration.• Zscaler: Deep knowledge of Zscaler ZIA, ZPA, PAC files, and DLP engines.• F5: Proficiency in F5 BIG-IP LTM/GTM administration, including iRules and SSL certificate management.• Firewalling: Strong experience with Palo Alto Networks firewalls (Palo Alto experience preferred).• Networking Fundamentals: In-depth knowledge of TCP/IP, BGP, OSPF, VLANs, and DNS.• Automation: Familiarity with scripting languages (Python/Ansible) to streamline operations.Core CompetenciesTroubleshooting: Expert analytical skills for debugging complex traffic, authentication, and network issues using Wireshark.Collaboration: Ability to work with cross-functional teams to align network security with business objectives.Communication: Strong written and verbal skills for creating procedures and reporting to stakeholders.Education & CertificationsBachelor's degree in computer science, Information Technology, or equivalent experience.Roles & ResponsibilitiesF5 Load Balancing & Application Delivery: Design, configure, and troubleshoot F5 BIG-IP LTM (Local Traffic Manager) and GTM (Global Traffic Manager) to ensure high availability, security, and performance of critical applications.Zscaler Security Suite (SASE): Implement and manage Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) to secure user access and enforce policies for web traffic and private applications.Infoblox DDI Management: Deploy and manage Infoblox DNS, DHCP, and IP Address Management (IPAM) solutions. Responsible for core network functionality.Firewall & Security Policy: Configure and manage enterprise firewalls (e.g., Palo Alto Networks) to enforce network security policies, including NAT, zone-based firewalling, and threat prevention.Operational Excellence: Administer PAC files for proxy traffic routing, maintain SSL inspection policies, and troubleshoot network traffic flows.Documentation & Compliance: Create and maintain network documentation, including diagrams, configurations, and change management procedures, ensuring audit readiness.","datePosted":"2026-06-26T03:03:51.850Z","dateModified":"2026-06-26T03:03:51.850Z","hiringOrganization":{"@type":"Organization","name":"United It","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Plano","addressRegion":"TX","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"6a528dc3c1a7dbfee7c54c4a"},"url":"https://jobsearcher.com/jobs/6a528dc3c1a7dbfee7c54c4a"}}