Infrastructure Engineer

Salary: £63,000 - 103,000 per year

Requirements:

• Proven, hands-on experience in a comparable infrastructure role, involving the design, implementation, and support of IT infrastructure components such as servers, networks, storage, and cloud platforms, with a strong track record of delivering reliable and scalable solutions in a fast-paced environment
• Proven track record managing Active Directory, DNS, and DHCP
• Knowledge of Azure AD, MFA, Okta, and identity federation systems
• Strong experience in Windows Server environments and virtualization platforms (VMware/Hyper-V)
• Proven ability in managing enterprise-scale endpoint and server patching cycles
• Excellent scripting and automation skills, such as PowerShell
• Advanced knowledge of MECM/SCCM, Intune, and WSUS
• Solid understanding of networking principles and remote connectivity/VPN tools
• Experience working in Agile or hybrid IT delivery teams
• Ability to reach either the Crawley or Croydon data centre within 45 minutes to address high-priority issues or urgent critical IT requirements
• Provide 24/7 on-call support on a rotation basis for data centre operations

Responsibilities:

• Oversee and manage datacentre operations, including critical infrastructure such as power and cooling systems, colocation services, and external data centres
• Ensure optimal performance, scalability, and security of the platform as a service environment
• Administer and support enterprise Remote Desktop Services (RDS) and Active Directory (AD) environments, ensuring secure and efficient user access management
• Develop, maintain, and optimize PowerShell automation scripts to streamline system provisioning, configuration management, and reporting
• Manage Azure guest account administration and OKTA identity management, ensuring robust access control, authentication, and policy compliance across cloud and hybrid environments
• Coordinate with third-party vendors and external service providers to maintain operational excellence, resolve incidents promptly, and optimize overall system reliability
• Lead techno-people management efforts, driving collaboration between engineering teams, vendors, and stakeholders
• Oversee project execution, preventive maintenance, and fault resolution, ensuring 24/7 operational continuity and compliance with industry best practices
• Provide expert-level support for Windows Server and virtualization environments
• Participate in the evaluation and implementation of new technologies to support business transformation
• Manage critical infrastructure components such as UPS systems, PDUs, HVAC units, and backup generators, ensuring 24/7 operational continuity
• Lead preventive maintenance initiatives, monitor systems for faults, and drive timely resolution of incidents to maintain seamless datacentre functionality
• Provide 24/7 on-call support on a rotation basis for data centre operations

Technologies:

• Active Directory
• Azure
• Cloud
• Hyper-V
• Support
• PowerShell
• Security
• VPN
• VMware
• Windows
• DevOps
• ITIL

More:

We are seeking a skilled and experienced Infrastructure Specialist – Datacentre & Cloud to join our team delivering IT infrastructure support to a leading audit, tax and consulting firm. This role supports our National Technology team, a dynamic internal service function responsible for deploying and managing critical technology solutions that drive business operations and strategic growth. As part of our Datacentre & Cloud team, you will focus on ensuring the performance, security, and availability of hybrid cloud systems and datacentre services, while implementing new technologies and maintaining infrastructure components aligned with our IT security and business objectives. The role is based in Crawley, UK, and is a full-time, long-term position.

last updated 35 week of 2026