Job Description
Key Responsibilities
* Design, deploy, and optimise enterprise WLAN solutions across office, industrial, and large-scale enterprise environments.
* Conduct predictive and onsite wireless surveys, RF assessments, and coverage optimisation using tools such as Ekahau and Hamina.
* Perform RF analysis, channel planning, interference mitigation, and capacity optimisation.
* Troubleshoot complex Wi-Fi issues including:
* Authentication failures
* Roaming issues
* RF interference
* Performance degradation
* Coverage gaps
* Develop and maintain Low Level Designs (LLDs) for:
* Wireless LAN
* NAC solutions
* Enterprise connectivity services
* Create accurate Bills of Materials (BoMs) for:
* New deployments
* Refresh initiatives
* Upgrade programmes
* Support Wi-Fi lifecycle management including:
* Hardware refresh
* Firmware/software upgrades
* Capacity planning
* Performance tuning
* Work closely with infrastructure, operations, and platform teams to gather requirements and deliver scalable wireless solutions.
* Support SD-WAN overlay connectivity initiatives and alternative connectivity technologies including:
* 5G networking
* Satellite connectivity
* Disaster recovery networking solutions
* Implement and support secure WLAN authentication mechanisms using:
* 802.1X
* RADIUS
* EAP methods
* Role-based access controls
* Support enterprise NAC platforms including Cisco ISE and Aruba ClearPass.
* Analyse network performance metrics, incident trends, and wireless analytics to improve service reliability and user experience.
* Contribute to engineering standards, best practices, technical documentation, and knowledge-sharing initiatives.
* Travel to Client sites across the UK for pre-deployment and post-deployment wireless surveys as required.
Required Skills & Experience
* Strong hands-on experience with enterprise wireless networking technologies, particularly:
* Cisco Wireless
* Aruba Wireless
* Deep understanding of:
* RF fundamentals
* Channel planning
* Power optimisation
* Interference mitigation
* 802.11 standards including Wi-Fi 5, Wi-Fi 6, Wi-Fi 6E, and Wi-Fi 7
* Expertise in WLAN authentication technologies including:
* 802.1X
* EAP authentication methods
* RADIUS
* Role-based access controls
* Experience with:
* Enterprise wireless controllers
* Cloud-managed Wi-Fi platforms
* Policy engines
* Proficiency with wireless survey and design tools:
* Ekahau
* Hamina
* Similar RF planning tools
* Experience with Cradlepoint or similar 5G-enabled networking platforms.
* Strong experience supporting large-scale enterprise Wi-Fi environments.
* Hands-on experience with:
* Cisco ISE
* Aruba ClearPass
* Profiling and NAC solutions
* Strong troubleshooting and analytical skills with the ability to interpret:
* Wireless analytics
* Performance data
* Incident trends