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