Infrastructure engineer

The Infrastructure Engineer maintains and improves the reliability, availability, and security of core IT infrastructure. Depending on the client environment, this may include Windows / Linux servers, virtualization, storage, backup, identity, cloud platforms, monitoring, and automation.

Key Responsibilities

• Operate, monitor, patch, and troubleshoot server, virtualization, storage, backup, and core infrastructure services.
• Support identity, DNS, DHCP, certificates, and other shared services as assigned.
• Implement approved changes, upgrades, migrations, and maintenance windows with validation and rollback plans.
• Investigate performance, capacity, availability, and configuration issues using logs and monitoring tools.
• Maintain infrastructure diagrams, asset records, runbooks, recovery procedures, and change documentation.
• Support vulnerability remediation, access controls, backup testing, and disaster recovery exercises.
• Collaborate with network, security, application, and service desk teams on incident resolution.

Requirements

Required Qualifications

• Hands-on experience administering enterprise infrastructure in the technologies relevant to the client environment.
• Knowledge of Windows Server and / or Linux, virtualization, storage, backup / recovery, patching, monitoring, and access management.
• Structured troubleshooting, safe change execution, documentation, and incident handling.
• Understanding of security hardening, least privilege, backup integrity, and business continuity.
• Ability to communicate technical status and risk clearly.

Preferred Qualifications

• VMware / Hyper-V, Active Directory / Entra ID, Microsoft 365, Azure / AWS, PowerShell / Bash, backup platforms, configuration management, or infrastructure-as-code.