Senior Specialist - Wireless & Network

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

Skill

Requirement

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.