Not sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements. IT Systems Engineer - West London (InsideIR35) Harvey Nash has partnered with a well-established client of ours to recruit an experienced IT Systems Engineer on an initial 3-month contract. This is a hands-on infrastructure role, focused on ensuring the reliability, security, and resilience of critical IT systems. You'll operate as a senior technical escalation point, supporting and improving core infrastructure services while contributing to infrastructure projects, resilience initiatives, and continuous improvement across the wider group technology function. Key Responsibilities Own the availability, performance, and resilience of core infrastructure services across on-premises and Microsoft Azure environments. Administer and improve VMware virtualised environments, including capacity planning, optimisation, and resilience design. Manage and support Windows Server and Active Directory, including Group Policy, DNS, authentication, and identity integrations. Support and develop Azure infrastructure services, including virtual machines, networking, monitoring, backup, and recovery. Act as a senior escalation point for complex incidents, supporting diagnosis, resolution, and stakeholder communication. Own the operation and continuous improvement of network and security services, including Cisco networking and Fortinet firewalls. Support backup, disaster recovery, and resilience planning, including testing and improvement initiatives. Participate in a 24x7 on-call rota, providing out-of-hours support for critical incidents when required. About You Practical experience supporting Microsoft Azure infrastructure and hybrid environments. Strong hands-on experience across VMware, Windows Server, and Active Directory. Solid knowledge of Cisco networking (LAN/WAN, switching, routing) and Fortinet firewalls. Strong troubleshooting and fault-finding capability across infrastructure, network, and security services. Experience working in multi-site, operationally critical environments where uptime and controlled change are essential. Good understanding of infrastructure security principles and service resilience. Comfortable working autonomously, while contributing knowledge and best practice across a wider group IT function. xehkeey Any exposure to automation, FinOps, or SecOps concepts would be advantageous. IT Systems Engineer - West London (InsideIR35)