IT Systems Engineer - 100% office based, Dunstable, to £30,000We are partnering with an established FMCG business in Luton who are seeking a skilled IT Systems Engineer to support the maintenance of core IT infrastructure. This role will focus on ensuring reliable, secure, and scalable systems while providing high-level technical support across the business. The successful candidate will have strong networking and Microsoft 365 expertise and a proactive approach to system performance, cyber security, and continuous improvement.As the IT Systems Engineer your key responsibilities will include:Maintain IT infrastructure including servers, storage, and network systemsAdminister Microsoft 365 services (Exchange, Teams, SharePoint, OneDrive)Maintain network hardware including routers, switches, firewalls, and wireless systemsManage and troubleshoot LAN/WAN/VPN environments and optimise network performanceMonitor cybersecurity measures, backups, and disaster recovery processesProvide Level 2/3 technical support and resolve complex IT issuesMaintain technical documentation and system configurationsCollaborate with internal stakeholders and external vendors on upgrades and maintenanceSupport and train end users on IT systems and best practicesKey Skills and ExperienceStrong experience with Microsoft 365 administration and securitySolid networking knowledge (TCP/IP, DNS, DHCP, VLANs, VPNs)Experience with Windows Server, Active Directory, and Azure ADKnowledge of firewalls, endpoint pr