Senior System Administrator

About the Role

Join a two-person IT operations team at a SaaS company, maintaining the systems and infrastructure that support day-to-day business operations. You will help ensure reliable, secure services across a heterogeneous environment.

What You'll Do

• Administer and maintain servers, networks, and storage across Windows and Linux environments.
• Maintain core infrastructure, including Proxmox, Kubernetes, CEPH, and networking systems.
• Install, configure, and support hardware and software.
• Monitor system performance, availability, and security, and troubleshoot incidents.
• Plan and deliver IT projects.
• Support implementation of ISO 27001 and C5 compliance requirements.

What We're Looking For

• Completed vocational training or a degree in computer science, or a comparable qualification.
• At least 3 years of experience in system administration or a related role managing servers, networks, and storage.
• Production experience with virtualization, particularly Proxmox.
• Experience administering Windows and Linux systems, with solid knowledge of server administration, networking, and IT security.