Award-winning solutions provider for IT, Telco, connectivity & security. 3rd Line Senior Support Engineer for growing team. O365, InTune, MS Windows, Linux, infrastructure, virtualisation, networking. 3rd Line Support Engineer for an award-winning IT service provider established for over 18 years with a UK-wide customer base delivering business IT, telecommunications, connectivity and security solutions who pride themselves on best in class customer service. Senior Support Engineer sought to join a growing team leading the support of customers solutions – from small office-based hardware deployments to enterprise business solutions across multiple cloud hosted environments. This role requires a strong service desk background, great all-round knowledge of technologies, excellent problem-solving skills, and the ability to manage multiple tasks efficiently whilst maintaining communication with customers. Responsibilities Provide 3rd level technical support to customers, resolving complex hardware and software issues and reducing reoccurring incidents. Collaborate with, and mentor junior members of the service desk team, providing escalation, sharing knowledge and driving standards. Provide technical assistance with the planning and implementation of internal and customer IT Projects. Create and maintain documentation for technical procedures, configurations and solutions. Support the Sales and Account Management Teams with customer-facing technical pre-sales assistance. Deliver product presentations and demonstrations, providing support at external and internal customer facing events. Maintain and improve existing systems while ensuring a proactive approach to system optimisation and security. Participate in 24/7 on call rota. Skills Strong problem solving and troubleshooting skills. Excellent communication skills. Strong technical experience of administering domains, Office365 and Intune environments. Experienced in both Linux and Windows operating environments. Knowledge of Public DNS and PKI Infrastructure Experience with Azure, VMware and Proxmox virtualisation. Understanding of networking fundamentals (routing, switching, VLANs, IPSec and firewalling) Versatility and the ability to manage multiple workstreams. The successful candidate will also be required to participate in the on-call rota for 1 week of 24/7 remote cover once every 1-2 months. Full-time on site during probation and once probation completed 1 day / week remote working available. Benefits 1 day / week remote working following successful completion of probation. Full training provided and career progression opportunities. Monthly team budget for team activities. Company Events, including occasional trips abroad Annual Leave: 20 days holiday per year plus bank holidays, with the addition of one extra day for every year of service (up to 25 days). On-site Parking. Pension Scheme Cycle-to-Work Scheme Employee Wellbeing Support