Senior Network Engineer - Wireless

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).

Key Responsibilities

2.1 Network Infrastructure Management Design, implement, configure, and maintain enterprise LAN, WAN, WLAN, NAC Configure 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.

Key Responsibilities

2. 1 Enterprise Wireless Infrastructure Design and implement enterprise Wi-Fi solutions for indoor and outdoor environments. Deploy, configure, and maintain Cisco wireless infrastructure. Configure and manage enterprise Wireless LAN Controllers (WLC). Install, configure, and troubleshoot Cisco Access Points.

Plan wireless expansion projects and technology refresh initiatives. Support campus, branches including Hospitals, Health Centers, and office wireless deployments. Maintain wireless documentation, RF maps, topology diagrams, and standards. 2.

2 Cisco Wireless Controllers Configure, administer, upgrade, and troubleshoot Cisco Wireless LAN Controllers including: Cisco AireOS Controllers 2504, 3504, 5508, 5520, 8540 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. 2. 3 RF Engineering & Wireless Design 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. 2. 4 Wireless Planning & Optimization 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. CleanAir optimization. 2. 5 Wireless Security 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 ClearPass 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). 2.

6 Wireless Troubleshooting Troubleshoot wireless connectivity issues. Analyze roaming f