Salary: £39,000 - 70,500 per year Requirements: We are looking for experience supporting VMware virtualisation in an enterprise environment. We require strong knowledge of Microsoft Windows Server 2016 and above. We need hands-on experience with Active Directory and Group Policy administration. We require experience supporting Microsoft Exchange environments. We need experience with Cisco switching and VLANs. We require familiarity with firewall technologies, ideally FortiGate. We are looking for infrastructure support experience within a networked environment. We need proven troubleshooting skills across server, network, and security issues. ITIL exposure is desirable. Microsoft or Cisco certifications are desirable. HP server hardware experience is desirable. Experience with Skype for Business or SharePoint is desirable. Cisco wireless technologies experience is desirable. Experience supporting ERP or telephony systems is desirable. Responsibilities: We will maintain and improve our network and server infrastructure. We will support servers, networks, firewalls, backup platforms, and core infrastructure services. We will act as a key escalation point for technical support issues across our business. We will proactively monitor systems and identify potential issues before they become incidents. We will support the design and implementation of LAN, WAN, and wireless network solutions. We will deliver infrastructure improvements and IT projects alongside business-as-usual support. We will manage Active Directory, Group Policy, and Microsoft server environments. We will maintain network security and support firewall administration. We will produce clear technical documentation and user guidance. We will support colleagues across our business with training and technology adoption. We will participate in an on-call rota for critical incidents, approximately one week in seven. Technologies: Active Directory Cisco ERP Firewall FortiGate Hardware Support ITIL LAN Network Security SharePoint VMware Windows Ruby More: We are a large enterprise business with an 11-person IT team and a strong commitment to investing in both our technology environment and our people. This is a broad infrastructure role based in Chichester, where you will work onsite five days a week and gain exposure across networking, servers, virtualisation, security, and projects. The role offers a mix of operational support and project work, with ongoing training and development opportunities, support for future certifications, and a benefits package that includes a company pension scheme, life assurance, 24/7 GP access, an employee assistance programme, a benefits platform, discounted leisure membership, a cycle to work scheme, and free onsite parking. last updated 24 week of 2026