Infrastructure Engineer, Hybrid

Infrastructure Engineer - Contract (6 months) Location: London (City) - hybrid working 2/3 days Rate: £400-£600 Please note, engagement is via umbrella company only; all tax and NI will be deducted at source. An opportunity for an experienced Infrastructure Engineer to join a multi-site enterprise environment, supporting and enhancing a broad and modern infrastructure estate. You'll play a key role in maintaining platform stability, driving security compliance (patching, hardening, vulnerability remediation), and supporting both BAU and project delivery. The role offers exposure across virtualisation, security tooling, networking, and cloud-aligned technologies - ideal for someone comfortable operating across the full infrastructure landscape and resolving complex, real-world issues. Key responsibilities: • Support and maintain core infrastructure (Windows Server, VMware, Citrix, security & networking tools) • Drive patching, vulnerability remediation (Tenable/Nessus) & cyber compliance (Cyber Essentials+) • Support incident, problem & change across infrastructure and networking • Assist with project delivery and hardware deployments (multi-site) • Collaborate with internal teams and 3rd parties to ensure reliable service delivery Skills / experience: • Enterprise Windows Server admin, patching & support • VMware (ESXi / vCenter) • Citrix (Cloud, VDA, VDI) • Security tooling (Trellix, SCCM, Ivanti, Zscaler ZIA/ZPA) • Networking: Cisco (switching, WiFi, ISE/802.1x), Fortigate firewalls (VPNs, DMZs) • Core services: AD, GPO, DNS, DHCP, DFS • Strong IP networking knowledge (routing, security) • Experience in multi-site environments (500+ users) • Strong communication skills (technical business stakeholders) Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.