Senior Infrastructure Engineer: Cloud, Windows & Hybrid

TKO; Greater London; On-site; GBP 85,000 - 120,000; Full time

Job summary

TKO is seeking an experienced Infrastructure Systems Engineer in London to ensure uptime and reliability across on‑premises, Azure, and AWS environments. You will deploy and patch servers, manage Active Directory and multi-cloud identities, and collaborate with cross‑functional teams to maintain robust enterprise systems.

The role requires a decade of hands‑on infra experience, strong PowerShell skills, and expertise in security, virtualization, and cloud platforms.

Qualifications

• Bachelor’s degree or equivalent hands-on experience in computer science or related field.
• Minimum 10 years of experience in an Infrastructure systems engineering role.
• Minimum 8 years administering Windows Server, Hyper-V and VMware.
• Minimum 8 years implementing private/public and/or hybrid cloud solutions (Azure and AWS).
• Minimum 5 years designing, building server, storage and network solutions in heavily virtualized environments.

Responsibilities

• Ensure uptime, performance, and reliability of on‑premises, Azure, and AWS infrastructure and core business systems.
• Deploy servers (virtual and physical), patches, updates, and configuration changes per change management.
• Manage and support identity and access management systems such as Active Directory, Azure/Entra ID and Okta.
• Collaborate with cross-functional teams across networking, IT security, and end-user computing.
• Maintain documentation including architecture diagrams and standard operating procedures.
• Lead troubleshooting, root cause analysis, and implement corrective actions.
• Monitor system performance and capacity; proactively identify and remediate issues.

Skills

Windows Server

Hyper-V

VMware

Azure

AWS

Active Directory

PowerShell

Networking

Security

Education

Bachelor’s degree in Computer Science or related field

Tools

Terraform

Chef

Okta

Workato

Job description

TKO is seeking an experienced Infrastructure Systems Engineer in London to ensure uptime and reliability across on‑premises, Azure, and AWS environments. You will deploy and patch servers, manage Active Directory and multi-cloud identities, and collaborate with cross‑functional teams to maintain robust enterprise systems.

The role requires a decade of hands‑on infra experience, strong PowerShell skills, and expertise in security, virtualization, and cloud platforms.