IT Systems Administrator - Immediate Start in Darlington

IT Systems Administrator Summary We are seeking an experienced IT Infrastructure Specialist responsible for the development, operational management, and maintenance of our core IT infrastructure. This role supports all infrastructure-related systems including servers, networks, telecommunications, cloud platforms, and end-user devices. The successful candidate will play a key role in implementing new systems, upgrading existing platforms, managing projects, resolving escalated technical issues, and maintaining enterprise-level security standards. You will be expected to stay current with emerging technologies and confidently articulate the business value of IT solutions across the organisation. Plan, manage and successfully deliver IT projects, policies, processes and technical initiatives Install, configure and maintain enterprise network systems, hardware, software and peripherals Maintain Data Centre and Microsoft Azure cloud operations, ensuring maximum uptime and performance Perform network and systems administration tasks Respond to helpdesk tickets, calls and user requests, ensuring timely resolution and escalation where necessary Provide advanced support to IT team members and assist with tactical problem resolution Deliver technical training and knowledge transfer within the IT team Maintain network security, data integrity and file system security processes Develop and maintain accurate documentation for systems, networks and procedures Manage IT asset inventory including hardware, software and peripherals Prepare and deploy computer systems, including user consultation and configuration Travel between company sites as required Participate in out-of-hours and weekend support when necessary Extensive knowledge of Microsoft operating systems and Microsoft 365 suite Experience with Microsoft Azure cloud services Strong understanding of networking standards, protocols, security, and performance tuning Experience with virtualisation technologies such as VMware and Microsoft Hyper-V Contribute directly to safety performance and regulatory compliance Ongoing professional development and training support Willis Aviation Services Limited are part of Willis Lease Finance Corporation, a pioneer and provider of global aviation services for over 45 years. Our facility at Teesside International Airport provides base maintenance, return to service, aircraft disassembly, short and long term aircraft storage, and ground and cargo handling services. At Willis Aviation Services Limited (WASL), we are committed to fair hiring practices and building a diverse, respectful, and inclusive workplace.