2nd/3rd Line Infrastructure Engineer

Requirements

• Active Developed Vetting (DV) clearance that is current and transferable
• Proven experience in a 2nd/3rd line infrastructure support or engineering role
• Strong Wintel infrastructure support experience within enterprise environments
• In-depth knowledge of Windows Server (2016/2019/2022)
• In-depth knowledge of Active Directory, Group Policy, DNS, and DHCP
• In-depth knowledge of VMware v Sphere / ESXi
• Excellent troubleshooting and diagnostic skills across core infrastructure technologies
• Experience working within secure, enterprise, government, or defence environments
• Ability to work full-time onsite in London
• Power Shell scripting and automation experience is desirable
• Experience with backup and recovery solutions is desirable
• Knowledge of infrastructure monitoring tools such as SCOM or equivalent is desirable
• Exposure to highly secure, classified, or air-gapped environments is desirable
• Experience supporting mission-critical systems and services is desirable

Responsibilities

• Provide 2nd and 3rd line support for Windows-based infrastructure and core services
• Administer and support Active Directory environments, including Group Policy, DNS, DHCP, and user/device management
• Support and maintain VMware virtualised infrastructure environments
• Investigate, troubleshoot, and resolve complex infrastructure incidents and problems
• Perform system patching, upgrades, maintenance, and lifecycle management activities
• Implement and maintain security best practices within a highly regulated environment
• Create and maintain technical documentation, support procedures, and operational runbooks
• Work closely with infrastructure, network, and security teams to support business-critical services
• Contribute to continuous improvement initiatives and infrastructure optimisation projects
• Participate in technical escalations and provide support for major incidents when required
• Technologies
• Active Directory
• Support
• Network
• Power Shell
• Security
• VMware
• Windows
• Dev Ops
• More

We are seeking an experienced DV Cleared 2nd/3rd Line Infrastructure Engineer to join our highly secure and mission-critical environment based in London.

This is a full-time, 100% onsite role supporting enterprise Wintel infrastructure within a complex, high-security setting.

We offer a competitive salary of £60,000 - £70,000 plus bonus, along with the opportunity to work on nationally important systems in a collaborative and technically challenging environment.

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