CORE RESPONSIBILITIES:
- Administer and maintain Windows and Linux servers across on-premises Proxmox and cloud (AWS, Azure)
- Own identity and collaboration: Active Directory, Microsoft 365, and Google Workspace / Gmail
- Monitor availability, capacity, backups and alerts and act before users notice
- Plan and execute the monthly maintenance cycle: patching, updates, backup verification, reporting
- Manage the endpoint protection estate and enforce security baselines
- Provide escalated end-user support and mentor junior engineers
- Identify, propose and implement automation and infrastructure improvements