Wireless Network Engineer

Job Summary

We are looking for an experienced L3 Wireless Network Engineer with strong hands-on experience in enterprise Wi-Fi troubleshooting, wireless network deployment, optimization, and Wi-Fi site surveys. The candidate should have practical experience working with Wireless Access Points, Wireless Controllers, RF analysis, Wi-Fi survey tools, heatmap analysis, coverage/capacity validation, and wireless performance troubleshooting.

Work Experience

8 to 10 yrs.

Key Responsibilities

• Provide L3 support for enterprise wireless network environments.
• Troubleshoot Wi-Fi connectivity, authentication, roaming, coverage, and performance issues.
• Configure, monitor, and troubleshoot Wireless Access Points and Wireless Controllers.
• Support new wireless deployments and AP installations.
• Perform Wi-Fi site surveys and wireless network assessments.
• Conduct predictive, passive, and active wireless surveys.
• Perform RF analysis and spectrum analysis.
• Create and analyze Wi-Fi heatmaps for: Signal strength / RSSI, SNR, Noise, Channel utilization, Coverage, Interference, Capacity.
• Recommend appropriate AP placement, channel allocation, and transmit power based on survey findings.
• Perform pre-deployment and post-deployment wireless validation.
• Identify coverage gaps, interference areas, and high-density wireless locations.
• Prepare professional Wi-Fi survey reports including findings and recommendations.
• Work with onsite engineers and customers during wireless surveys and deployments.
• Coordinate with network, security, and infrastructure teams for end-to-end issue resolution.
• Perform RCA for recurring wireless issues.
• Maintain wireless documentation, AP inventory, floor plans, survey reports, and SOPs.
• Manage incidents, changes, and service requests within defined SLA.
• Escalate complex wireless/RF issues to L3/SME or vendor support.

Wi-Fi Survey Tools - Required / Preferred Experience

Hands-on experience with Wi-Fi survey and RF analysis tools is strongly preferred.

Preferred Tools

• Ekahau AI Pro / Ekahau Survey
• Hamina Network, AirMagnet Survey
• NetAlly / AirMapper, iBwave Wi-Fi
• TamoGraph, NetSpot
• Other enterprise Wi-Fi survey/RF analysis tools

Candidate Should Have Experience In

• Predictive Wi-Fi design, Passive Wi-Fi survey, Active Wi-Fi survey
• Spectrum analysis, RF interference analysis, AP placement/design
• Channel planning, Transmit power planning, 2.4 GHz / 5 GHz / 6 GHz analysis
• RSSI analysis, SNR analysis, Noise-floor analysis
• Channel utilization analysis, Co-channel interference (CCI)
• Adjacent-channel interference (ACI), Coverage validation, Capacity planning
• Roaming analysis, Wi-Fi heatmap generation, Post-deployment validation
• Survey report preparation

Mandatory Technical Skills

• Enterprise Wi-Fi / WLAN: Mandatory
• Wireless AP & Controller: Mandatory
• Wi-Fi Troubleshooting: Mandatory
• Wi-Fi Site Survey: Mandatory / Strong Preference
• RF Fundamentals: Mandatory
• Ekahau / Hamina / AirMagnet: Strongly Preferred
• Heatmap Analysis: Preferred
• Predictive Survey: Preferred
• Active / Passive Survey: Preferred
• Spectrum Analysis: Preferred
• Cisco / Aruba / Meraki / Ruckus: Mandatory - at least one
• VLAN / DHCP / DNS: Mandatory
• TCP/IP: Mandatory
• WPA2/WPA3 / 802.1X / RADIUS: Preferred
• Wireshark: Preferred

Certification Required

CCNP, CWNA, CWAP, CWDP, CCNA & Cisco SD-WAN / ENSDWI.