System Administrator (IT Officer) – multiple posts

About the role

The Centre for PanorOmic Sciences (CPOS) at the University of Hong Kong is seeking several System Administrators (IT Officers) to manage its data‑center, infrastructure and high‑performance computing (HPC) environment supporting biomedical research.

Key responsibilities

• Administer Linux and Windows servers, including setup, patching, backups and monitoring.
• Support and maintain HPC clusters and petabyte‑scale storage systems.
• Monitor infrastructure health, troubleshoot issues and ensure high availability.
• Provide Tier‑2 user support for system and application problems.
• Implement security best practices and oversee hardware lifecycle, including out‑of‑band monitoring and vendor coordination.
• Contribute to IT infrastructure projects, deployments and system enhancements.

Required profile

• Bachelor’s degree or higher in Information Technology or a related field.
• 3–5 years of hands‑on system administration experience.
• Strong communication skills and a proactive, team‑oriented attitude.

Required skills

• Linux (Red Hat, CentOS, Ubuntu) server administration.
• Windows Server administration.
• Shell scripting and process automation.
• Server hardware setup and lifecycle management.
• Petabyte‑scale storage systems.
• HPC cluster management and distributed parallel file systems (advantageous).

What we offer

• Two‑year fixed‑term contract with renewal possibility based on performance.
• Competitive salary and benefits including retirement contributions, annual leave, medical coverage and free campus facilities.
• Extensive on‑the‑job training and long‑term career development opportunities.