Cisco Enterprise Wireless Network Engineer

@mecscomms; Greater London; Hybrid; GBP 92,000 - 138,000; Full time

Job summary

mecscomms in London is recruiting an experienced Enterprise Wireless Engineer to support deployment, configuration and optimisation of Cisco wireless infrastructure across multi-site environments. You will focus on Cisco ISE, 802.1X and secure wireless authentication, delivering robust WiFi solutions for corporate and guest access.

The role requires hands-on Cisco Wireless and DNAC expertise, plus scripting with Python/Ansible to automate operations.

Qualifications

• Proven Cisco Wireless engineering experience in large enterprise environments.
• Experience with Cisco Catalyst 9800 Series controllers and WLCs.
• Strong knowledge of 802.1X, MAB and guest access implementations.
• Hands-on Cisco ISE deployment and integration for secure authentication.
• Familiarity with Juniper Mist and DNAC management is desirable.

Responsibilities

• Deploy, configure and optimise Cisco Wireless infrastructure across multi-site environments.
• Implement and support Cisco ISE authentication services (802.1X, MAB, Guest access).
• Configure Catalyst 9800, 5520 and 5508 controllers and APs.
• Integrate wireless with routing, switching and firewalls.
• Develop automation scripts using Python and Ansible; utilize REST APIs.
• Produce technical documentation and handovers.

Skills

Cisco Wireless engineering

Catalyst 9800

ISE deployment

802.1X authentication

MAC Authentication Bypass (MAB)

Guest Wireless

Python automation

Ansible

REST APIs

Troubleshooting

Tools

Cisco Catalyst 9800

Cisco 5520/5508

Cisco Access Points

Juniper Mist

Cisco DNA Center (DNAC)

Cisco Prime Infrastructure

Python

Ansible

REST APIs

Job description

Job Description

Cisco Wireless Network Engineer Cisco ISE, Catalyst 9800, Cisco Wireless, WiFi , Juniper Mist, DNAC, Prime, 802.1X Hybrid (3/2) | London, Docklands, E14 & Remote | Contract | Inside IR35 Role Enterprise Wireless Engineer / Cisco Wireless Engineer / Network Security Engineer / Cisco ISE Engineer Objective Deliver secure enterprise Cisco wireless (WiFi) infrastructure Key Skills Cisco Wireless, Cisco Catalyst 9800, Cisco WLC 9800, Cisco WLC 5520, Cisco WLC 5508, Cisco Access Points, Cisco ISE, 802.1X, MAB, Guest Wireless, Juniper Mist, Cisco DNA Center (DNAC), Cisco Prime, Routing, Switching, Firewalls, Network Security, SSL Certificates, Ansible, Python, REST APIs, Wireless LAN, WiFi. Location Hybrid (3/2) | London, Docklands, E14 & Remote Type Temporary, Contract, Full-Time Status Contract for services. Inside IR35 Duration 18 months minimum Overview @mecscomms is recruiting for an experienced contract Enterprise Wireless Engineer to support the deployment, implementation and optimisation of secure enterprise wireless infrastructure within a large-scale network transformation programme. This role focuses on Cisco Wireless technologies, Cisco Identity Services Engine (ISE) and secure wireless authentication, delivering enterprise WiFi solutions across complex, multi-site environments. The successful candidate will possess strong enterprise wireless engineering experience, combined with expertise in Cisco ISE, authentication technologies, network security and packet-level troubleshooting. This is an excellent opportunity for an experienced Wireless Engineer to join a major enterprise infrastructure programme delivering secure, highly available wireless networking services.

Purpose

Deliver secure enterprise Cisco wireless infrastructure. Provide professional engineering services supporting the deployment, configuration, optimisation and operational support of enterprise wireless infrastructure, ensuring secure authentication, high availability and excellent user experience across corporate and guest wireless environments.

Technology Stack

• Cisco Catalyst 9800 Wireless LAN Controllers
• Cisco 5520 & 5508 Wireless Controllers
• Cisco Wireless Access Points
• Cisco Identity Services Engine (ISE)
• 802.1X Authentication
• MAC Authentication Bypass (MAB)
• Guest Wireless Networking
• Cisco DNA Center (DNAC)
• Cisco Prime Infrastructure
• Juniper Mist
• Routing & Switching
• Enterprise Firewalls
• Network Security
• SSL Certificates
• Ansible
• Python
• REST APIs
• Packet-level Network Troubleshooting

Core Activity

• Deploy and configure Cisco enterprise wireless solutions
• Implement Cisco ISE with 802.1X, MAB and Guest Access
• Configure Catalyst 9800 Wireless LAN Controllers and Access Points
• Integrate wireless networks with routing, switching and firewalls
• Support wireless security, authentication and certificate management
• Automate network operations using Python, Ansible and REST APIs
• Troubleshoot wireless networks to packet level
• Produce technical documentation and handovers

Responsibilities

• Deploy, configure and optimise Cisco Wireless infrastructure
• Implement and support Cisco ISE authentication services
• Configure Catalyst 9800, 5520 and 5508 Wireless LAN Controllers
• Support secure corporate and guest wireless environments
• Integrate wireless infrastructure with enterprise networking and security platforms
• Perform packet-level troubleshooting and root cause analysis
• Support Juniper Mist, Cisco DNA Center and Cisco Prime management platforms
• Develop automation scripts and operational tooling using Python and Ansible
• Manage SSL certificates and secure authentication services
• Produce technical documentation, implementation guides and operational procedures
• Ensure delivery against operational, security and quality standards

Deliverables

• Successful deployment of enterprise wireless infrastructure
• Secure authentication across corporate and guest wireless networks
• Stable, high-performance wireless services
• Successful Cisco ISE integration
• Accurate engineering documentation and operational handover
• Effective troubleshooting and resolution of wireless issues
• Delivery against project milestones and operational objectives

Working Environment

• Enterprise Network Infrastructure Programme
• Hybrid Working
• Large Multi-Site Enterprise Environment
• Enterprise Network Security Programme
• Fast-Paced Project Delivery Environment

Candidate Profile

Candidates should possess strong hands-on experience delivering enterprise wireless networking solutions within large corporate environments. You will combine deep technical expertise across Cisco Wireless technologies with strong troubleshooting capability, network security knowledge and experience implementing secure authentication solutions using Cisco ISE.

Essential

• Proven Cisco Wireless engineering experience
• Cisco Catalyst 9800 Wireless LAN Controller experience
• Cisco 5508 / 5520 Wireless Controller experience
• Cisco ISE deployment and support
• 802.1X authentication
• MAC Authentication Bypass (MAB)
• Guest Wireless implementation
• Enterprise routing and switching
• Network security and firewall integration
• Packet-level troubleshooting
• Excellent analytical and problem-solving skills

Desirable

• Juniper Mist
• Cisco DNA Center (DNAC)
• Cisco Prime Infrastructure
• Python automation
• Ansible
• REST APIs
• SSL certificate management
• Enterprise WiFi design
• Wireless site surveys and RF optimisation

Key Traits

• Strong analytical and troubleshooting mindset
• Excellent communication and stakeholder management skills
• Security-first approach
• Proactive and delivery-focused
• High attention to detail
• Strong team collaboration
• Ability to work effectively within complex enterprise environments