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Virtusa

Network Reliability Engineer with APOS

Virtusa
IN-TN-ChennaiFull TimePosted Today
Network Reliability Engineer with APOS - (CREQ260364)Description 

Must Have Key skills: 

  • Design and implement reliable wireless architectures using APOS (Access Point on Stick) 

  • Configure VLAN tagging, trunking, and multi-SSID routing 

  • Perform RCA for network outages and improve uptime 

  • Monitor network via SNMP, syslog, dashboards (99.9%+ availability) 

  • Conduct wireless site surveys (Ekahau/AirMagnet), RF analysis, and optimization 

  • Ensure coverage planning, interference mitigation, and SLA validation 

  • Implement redundancy & failover mechanisms (controller/AP, DHCP resilience) 

  • Strong knowledge of 802.11 standards, WPA2/WPA3, 802.1X, Cisco/Aruba WLAN solution  

  • Designed and implemented highly reliable wireless network architectures using APOS (Access Point on Stick) deployment models. 

  • Configured VLAN tagging, trunking, and routing on access points to support multi‑SSID environments efficiently. 

  • Performed root cause analysis (RCA) for network outages and implemented corrective actions to improve uptime. 

  • Monitored network health using tools (SNMP, syslog, dashboards) to ensure 99.9%+ availability. 

  • Optimized RF performance and channel utilization to reduce interference and improve reliability. 

  • Implemented redundancy and failover mechanisms (controller/AP failover, DHCP resilience).  


Wireless Survey & Optimization:

  • Conducted site surveys (pre‑deployment & post‑deployment) using tools like Ekahau / AirMagnet. 

  • Performed RF coverage analysis, heatmaps creation, and capacity planning for enterprise environments. 

  • Identified and mitigated RF interference, dead zones, and co-channel interference issues. 

  • Recommended optimal AP placement, power levels, and channel assignments for maximum coverage and performance. 

  • Executed wireless troubleshooting (latency, packet loss, roaming issues). 

  • Validated network performance against SLA requirements and user density expectations.  


Added Value Skills:

  • Expertise in 802.11 standards (a/b/g/n/ac/ax) and wireless security (WPA2/WPA3, 802.1X). 

  • Experience with controller-based and cloud wireless solutions (Cisco, Aruba, etc.). 

  • Strong understanding of QoS, roaming optimization, and load balancing in WLANs.

   Primary Location: IN-TN-ChennaiSchedule: Full TimeEmployee Status: Individual ContributorJob Type: ExperiencedTravel: NoJob Posting: 24/07/2026, 8:01:48 AM
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Network Reliability Engineer with APOS at Virtusa