Wireless Network Engineer

We are looking for an experienced Wireless Network Engineer with 6–8 years of hands\-on experience in designing, implementing, configuring, commissioning, and troubleshooting enterprise wireless networks. The candidate should have strong expertise in Cisco and Aruba wireless solutions, along with practical experience using wireless survey and planning tools such as Ekahau.

The role will involve wireless network design, RF planning, site surveys, deployment, optimization, performance troubleshooting, and ongoing support for large\-scale enterprise and mission\-critical environments.

Key Responsibilities

Wireless Network Design \& Planning

Design and implement enterprise\-grade wireless LAN solutions using Cisco and Aruba technologies.

Perform wireless network planning, RF design, capacity planning, and coverage analysis.

Develop wireless architecture, AP placement plans, channel plans, transmit power plans, and SSID designs.

Review floor plans and prepare detailed wireless coverage and heatmap designs.

Perform predictive wireless surveys and validate designs against project requirements.

Ensure wireless designs comply with applicable enterprise, security, and project standards.

Wireless Site Surveys \& Optimization

Conduct pre\-deployment, post\-deployment, and troubleshooting wireless surveys using Ekahau and similar tools.

Perform active and passive surveys and analyze:

RSSI

SNR

Channel utilization

Co\-channel interference (CCI)

Adjacent\-channel interference (ACI)

Noise floor

Data rates

Roaming performance

Coverage and capacity

Prepare and analyze Ekahau heatmaps and survey reports.

Identify RF coverage gaps, interference sources, poor\-performing areas, and capacity limitations.

Recommend AP relocation, antenna changes, channel optimization, and transmit\-power adjustments.

Cisco \& Aruba Wireless

Configure, deploy, and troubleshoot Cisco Wireless LAN Controllers / Cisco Catalyst Wireless solutions.

Configure and troubleshoot Aruba Mobility Controllers, Aruba Central, and Aruba Access Points.

Configure WLANs/SSIDs, RF profiles, AAA, authentication, roaming, QoS, and security policies.

Troubleshoot wireless client connectivity, authentication, DHCP, DNS, roaming, and performance issues.

Work with 802\.11a/b/g/n/ac/ax wireless technologies and understand Wi\-Fi 5/Wi\-Fi 6 environments.

Troubleshoot enterprise wireless issues using controller/AP logs, packet captures, client statistics, and RF information.

Perform firmware upgrades, configuration changes, backups, and wireless infrastructure maintenance.

Network Integration \& Troubleshooting

Troubleshoot wireless connectivity issues across the complete network infrastructure, including:

Access Points

Wireless Controllers

Access switches

Core switches

DHCP/DNS

AAA/RADIUS

Firewalls

Network management platforms

Analyze packet captures using Wireshark for advanced troubleshooting.

Troubleshoot VLAN, trunking, DHCP, ARP, routing, multicast, and network access issues affecting wireless clients.

Analyze client roaming and handoff behavior and optimize wireless configurations accordingly.

Coordinate with Network, Security, Server, and Application teams for end\-to\-end issue resolution.

Implementation \& Commissioning

Execute wireless installation, configuration, commissioning, and integration activities.

Validate AP connectivity, controller communication, SSID availability, authentication, and network reachability.

Perform post\-installation wireless surveys and compare actual performance against design requirements.

Prepare test procedures, test reports, configuration documentation, and as\-built wireless documentation.

Support FAT/SAT, site acceptance, and performance testing activities where required.

Monitoring \& Support

Monitor wireless infrastructure performance and identify recurring issues.

Analyze alarms, alerts, client health, AP health, RF performance, and utilization.

Provide Level 2/Level 3 technical support f