Network Engineer – Enterprise Wireless Chicago, IL

Network Engineer – Enterprise Wireless

We are looking for an experienced Network Engineer – Enterprise Wireless to support and enhance large-scale wireless environments across facilities in Chicago, Illinois. This long-term contract position centers on building secure, dependable, and high-performing connectivity for office, warehouse, distribution, and production settings. The role requires deep hands-on expertise with Cisco wireless platforms, strong problem-solving skills, and the ability to partner effectively with internal teams and external vendors.

Responsibilities:

• Own the stability, performance, and day-to-day service quality of enterprise wireless networks across multiple business locations.
• Architect, implement, and refine wireless solutions using Cisco Catalyst wireless controllers and access points, Meraki platforms, and Cisco management and assurance tools.
• Perform wireless assessments and interpret survey data with tools such as Ekahau or Air Magnet to guide coverage design, channel strategy, capacity planning, and deployment validation.
• Investigate RF-related issues, including interference, weak signal conditions, roaming disruptions, and client performance problems, then apply corrective improvements.
• Create and maintain wireless design artifacts such as heatmaps, predictive models, technical standards, and configuration documentation for both new and existing sites.
• Lead wireless rollout and refresh efforts, including equipment lifecycle upgrades, firmware consistency, and infrastructure standardization.
• Track network health through monitoring and assurance platforms, identify trends, and tune the environment to improve reliability and user experience.
• Resolve advanced connectivity incidents involving authentication, latency, packet loss, and mobility behavior while acting as a senior escalation point for complex wireless issues.
• Establish and uphold wireless security and design standards, including WPA2/WPA3, 802.1X, segmentation, and quality-of-service policies for critical applications.
• Contribute to automation and operational efficiency initiatives by using APIs, Python, and Ansible to streamline wireless administration and support processes.