Field Operations Engineer - South Croydon

The opportunity: We are seeking a proactive engineer to be the face of Wifinity for our clients across a patch stretching from South Croydon towards the South Coast, supporting customer sites across the wider South East region, over approximately 50 miles of territory. You will deliver first-class customer support, technical solutions, and commissioning of new or upgraded sites, ensuring installations meet design and company standards. This role provides hands-on exposure to large-scale networks, infrastructure, and the commissioning process, directly supporting customer satisfaction and operational excellence. About us: We’re a UK-based managed internet provider delivering B2C & B2B connectivity solutions for organisations and their customers. At Wifinity, we’re passionate about providing the most reliable, high-speed broadband and site-wide WiFi networks for modern living. We focus on delivering secure, ultra-fast connectivity that meets the demands of today’s digital lifestyles. Whether in military accommodation, student housing, holiday parks, multi-tenant properties, or retirement communities. We believe in delivering that experience sustainably. As a responsible broadband provider, we’re committed to reducing our environmental footprint through energy-efficient infrastructure, smart power management, and ongoing improvements. Key areas of focus for this position: Troubleshoot network and client device issues onsite, both technical and physical. Collaborate with Customer Service, Technical Support, and Installation teams to diagnose, resolve, and activate sites. Perform network performance analysis, compile reports, and respond to monitoring alerts. Conduct scheduled maintenance and respond to live break-fix faults in the field. Carry out wireless surveys, Wi-Fi optimisation, and support compliance with installation standards. Provide technical services for infrastructure installation (cabling, fibre, cabinets, switches). Commission remote sites onto the Wifinity core network, including circuits, radio links, fibre distribution, access points, and switches Audit installation quality, acting as handover acceptance from installation teams. Create and execute test procedures (cabling, fibre, wireless coverage, product testing). Investigate and repair faults, liaising with management team and relevant stakeholders Keep accurate records of changes, ensuring new hardware/services are integrated into monitoring systems. Maintain workflow process reports and provide technical support. Ensure safe working conditions and compliance with Health & Safety standards. Train and support Field Engineering staff where appropriate. Onboard devices, create device groups/networks/zones, synchronise devices, and edit port configurations. Upgrade switch firmware locally and via remote protocols. Verify router firmware versions, DHCP leases, ARP entries, IP neighbours, IP pools, VLANs, and bridges. Run diagnostics (ping, IP…