Maintain, support, and enhance a hybrid infrastructure environment spanning private data centres and AWS.
Design, configure, and administer AWS services including VPCs, EC2, load balancers, IAM, security groups, and monitoring.
Support and manage Linux and Windows Server environments, including web and application services.
Administer and troubleshoot enterprise networking including routing, switching, DNS, DHCP, VPN, Wi-Fi, and firewall platforms.
Act as a senior escalation point for complex infrastructure, network, and cloud incidents.
Work with managed service providers and vendors to ensure infrastructure services meet performance, availability, and security requirements.
Implement and improve monitoring, alerting, and operational readiness to support 24/7 global operations.
Contribute to infrastructure projects including upgrades, migrations, capacity planning, and new service deployments.
Apply cloud automation and deployment approaches to infrastructure and compute services, supporting scalable and repeatable environments.
Document systems, processes, and changes, contributing to operational knowledge and continuous improvement.

5+ years’ experience in a senior IT infrastructure, systems engineering, or similar role
Strong hands-on experience supporting hybrid environments across AWS and private infrastructure
Proven experience configuring and administering AWS services such as VPC, EC2, load balancers, IAM, and security controls
Awareness of cloud automation and deployment strategies, including infrastructure-as-code or automated provisioning and build/deploy tooling
Strong Linux and Windows Server administration skills
Solid networking fundamentals and experience with enterprise firewalls (e.g. Fortinet or equivalent)
Excellent troubleshooting and root-cause analysis skills across systems, networks, and cloud services
Experience working with third-party providers and managed data centre environments
Ability to work independently, take ownership of complex issues, and drive solutions through to completion
Strong communication skills and a collaborative, team-oriented approach.

Senior IT Engineer – Infrastructure

Key skills