Senior Network Engineer - Wireless

1 Role Summary

The Senior Wireless Network Engineer is responsible for designing implementing managing optimizing and supporting enterprise wireless infrastructure across branches clinics offices healthcare and high-density environments The role focuses on delivering highly available secure and high-performance Wi‑Fi networks through RF planning wireless design predictive surveys site surveys controller administration and advanced troubleshooting The ideal candidate should possess extensive hands‑on experience with Cisco Wireless LAN Controllers across multiple generations Cisco Catalyst Center Cisco Prime Infrastructure enterprise Access Points RF optimization wireless security guest access large-scale wireless deployments and Network Access Control NAC

Design implement configure and maintain enterprise LAN WAN WLAN NACConfigure and support Cisco Catalyst Perform wireless network capacity planning and optimization Support enterprise switching infrastructure Maintain network documentation topology diagrams and configuration standards Participate in datacenter network implementations and migrations

Configure administer upgrade and troubleshoot Cisco Wireless LAN Controllers including Cisco AireOS Controllers  Cisco Catalyst 9800 Series C9800-L C9800-40 C9800-80

Embedded Wireless Controller EWC Cisco Mobility Express Configure HA SSO deployments Configure Mobility Groups and mobility roaming Perform controller software upgrades and migrations Support migration from AireOS to Catalyst 9800 platforms

Perform Predictive RF Design using Ekahau AI Pro Conduct Passive Site Surveys Conduct Active Site Surveys Perform Validation Surveys Conduct Wireless Health Assessments Analyze RF coverage and capacity Optimize channel planning and power levels Design high-density wireless environments Perform spectrum analysis and interference mitigation Design 2 4 GHz 5 GHz and 6 GHz Wi‑Fi 6E deployments Optimize wireless performance based on client density and application requirements

RF planning for new facilities Wireless capacity planning Roaming optimization Client load balancing Coverage optimization High Availability wireless design Wireless performance tuning Wireless QoS implementation Multicast optimization Fast Secure Roaming 802 11r Band Steering Client Steering Clean Air optimization

Configure WPA2 WPA3 Enterprise Configure 802 1X authentication Integrate Cisco ISE for secure network access Configure RADIUS and TACACS authentication Deploy Guest Wireless Portal solutions Configure BYOD onboarding Implement MAC Authentication Bypass MAB Wireless segmentation using VLANs Secure IoT wireless deployments Wireless threat detection and rogue AP mitigation Deploy and administer Aruba Clear Pass Policy Manager Configure 802 1X authentication for wired and wireless networks Implement certificate-based authentication EAP-TLS Configure RADIUS and TACACS authentication services Design and implement role-based access control RBAC Configure Dynamic VLAN Assignment and Downloadable ACLs dACLs

Troubleshoot wireless connectivity issues Analyze roaming failures Investigate authentication failures Troubleshoot DHCP and DNS-related wireless issues Resolve RF interference problems Diagnose client performance issues Troubleshoot latency packet loss and voice-over-WiFi issues Perform packet captures and wireless protocol analysis Conduct Root Cause Analysis RCA for major incidents

Cisco Catalyst Center DNA Center Cisco Prime Infrastructure Cisco Wireless Assurance Cisco Spaces Cisco ISECisco Thousand Eyes

Monitor wireless infrastructure using Cisco Catalyst Center Cisco Prime Infrastructure Solar Winds PRTGManage

Engine Op Manager Responsibilities  include Wireless health monitoring

Client analytics

Performance trending

Capacity planning

Firmware lifecycle management

Incident management

Availability reporting

Lead enterprise wireless implementation projects Execute wireless migration projects Perform wireless technology refreshes Prepare implementation and rollback plans Conduct risk assessments Develop low-level and high-level designs LLD HLD Coordinate with vendors and third-party service providers Ensure compliance with enterprise wireless standards and best practices

Cisco Wireless LAN Controllers Cisco Catalyst 9800 Series Cisco AireOSCisco Mobility Express Cisco Embedded Wireless Controller Cisco Access Points Cisco Catalyst Wireless

RF Planning Optimization Troubleshooting Spectrum Analysis Predictive Passive and Active Site Survey Validation Survey Heat Map Analysis Coverage Planning Capacity Planning Channel Planning

Bachelor s degree in computer science,…