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Robert Half Logo Robert Half · IT - Administration

Wireless Network Engineer

United States, Osceola · Job Posted March 01, 2026
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Job Description

Our client is expanding their network engineering capabilities and needs an onsite engineer with strong wireless expertise and deep experience with Cisco Identity Services Engine (ISE). This role supports a high‑availability, mission‑critical operational environment across a large industrial campus. The engineer will work closely with internal network teams to maintain wireless infrastructure, identity-based authentication, and secure access controls used by both IT and operational technology environments.

Job Responsibility

  • Support and optimize enterprise‑scale Cisco wireless networks, including access points, controllers, and WLAN architecture
  • Serve as an onsite expert for Cisco ISE, including policy sets, 802.1X authentication, RADIUS/TACACS+, certificate‑based access, profiling, and NAC workflows
  • Conduct wireless performance tuning, troubleshooting, and RF analysis across challenging industrial environments
  • Implement and maintain secure network segmentation and identity-based access controls
  • Troubleshoot authentication failures, roaming issues, wireless interference, certificate issues, and access policy conflicts
  • Support Cisco switching environments (Catalyst platforms) as part of wireless integration and connectivity
  • Participate in upgrades, hardware lifecycle management, and environment modernization projects
  • Document configuration standards, performance metrics, diagrams, and runbooks for ongoing operations
  • Collaborate cross‑functionally with operations, plant leadership, safety teams, and engineering staff

Requirements

  • 6–15+ years of network engineering experience, with strong wireless specialization
  • Hands-on expertise with Cisco ISE, including: 802.1X, RADIUS/TACACS+, EAP‑TLS / certificate authentication, Profiling, posturing, and access policies, Policy sets and identity groups
  • Strong wireless engineering foundation with: Cisco WLC / Catalyst controllers, WLAN design and site surveys, Wireless performance optimization, Cisco or Meraki APs
  • Experience supporting large, distributed wireless environments
  • Background in manufacturing, industrial, logistics, education, healthcare, or similar complex wireless/NAC ecosystems
  • Understanding of Cisco switching, VLANs, routing fundamentals, and identity‑based networking
  • Ability to work reliably onsite in a fast‑paced operational environment

Nice to have

  • Cisco certifications such as CCNP Enterprise, CCNP Security, CCNP Wireless, or CCIE‑level knowledge
  • Experience with Cisco DNA Center, Cisco Prime, or similar wireless monitoring tools
  • Experience working in industrial/plant or high‑availability operational settings
  • Strong understanding of wireless security, segmentation, and zero‑trust concepts

What we offer

  • medical, vision, dental, and life and disability insurance
  • eligible to enroll in our company 401(k) plan
  • free online training
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