Senior Wireless Network Engineer - ONSITE Brentwood, TN

Job Description
The Senior Network Engineer will serve as the primary Tier 3 escalation point for all network and wireless issues impacting the rollout and stabilization of an in-house, AI-enabled Push-to-Talk assistant for stores, running on MPOS devices. This role is highly operational and reactive—focused on resolving live store issues during installation waves, deployment bridges, and post-launch store support.
Day-to-day work includes troubleshooting complex end-to-end issues across Aruba wireless (RF, roaming, SNR/RSSI, channel utilization), Juniper switching, and Palo Alto CloudGenix SD-WAN. The engineer will analyze voice traffic performance (SIP/RTP), QoS behavior, jitter, latency, and packet flow from device → AP → LAN → WAN → application. They will own escalations, run high-pressure incident bridges, and communicate updates clearly to retail operations and engineering leaders.
The engineer will also work with Ekahau to validate RF coverage, interpret heatmaps, confi...

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