Network Engineer 3

  • Insight Global
  • San Antonio, Texas
  • Full Time

Job Description

The Network Engineer is responsible for monitoring network performance, ensuring system availability, and maintaining reliability across all infrastructure. This role leads the configuration and installation of network devices and services, including routers, switches, firewalls, load balancers, VPNs, and QoS. The engineer performs complex maintenance and system upgrades, applying service packs, patches, hot fixes, and security configurations. They assist in developing and implementing security policies, conducting risk assessments, and promoting information security awareness throughout the organization. The position provides advanced Level 3 support and troubleshooting for highly complex technical issues. Working within established change management policies, the engineer ensures successful implementation of infrastructure changes. Additionally, they serve as the primary liaison with vendors and internal IT teams, selecting and deploying security tools with significant autonomy.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to ... learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy:

Skills and Requirements

  • 3+ years of Network Engineering experience in enterprise environments, including hands-on work with Cisco or Palo Alto FTD firewalls (maintenance, upgrades, and implementations)

  • Proven ability to design, implement, and support complex network infrastructure, providing Level 3 troubleshooting across routers, switches, firewalls, VPNs, load balancers, and QoS and

  • Experience working in cloud environments (Azure, OCI) with focus on network configurations, firewall rules, and hybrid infrastructure support

  • Hands-on experience with network monitoring, diagnostics tools, and Cisco data center technologies (ACI/Nexus), along with performing upgrades, patching, and performance tuning

-Solid background in network security and operations, including vulnerability management, incident response, security control assessments, and supporting critical infrastructure - Experience with F5 load balancing technologies (BIG-IP/LTM), including configuring and managing traffic distribution across enterprise applications

-OCI (adding firewall rules, etc)

-Utilities (gas or electric) Experience

Job ID: 522612603
Originally Posted on: 5/27/2026

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