PTC SYSTEM (S) PTE LTD Hiring! Full Time System Administrator – HPC Managed Services in Central Region (Singapore), Earn up to SGD 6,000 - Ricebowl

Key Responsibilities

• Manage the full OS lifecycle, including installation, configuration, patching, and upgrades for HPC systems.
• Support and maintain configuration management (CM) processes and automation frameworks.
• Provide operational monitoring, troubleshooting, and performance tuning across login nodes, compute nodes, and hyperconverged infrastructure (HCI).
• Collaborate with internal and external teams to handle incidents and resolve system-level issues promptly.
• Participate in the 24×7 on-call rotation to support critical (P1/P2) incident escalations.
• Ensure compliance with operational standards, documentation practices, and ITIL processes.

Requirements

• At least three (3) years of relevant experience in HPC, system administration, or infrastructure operations.
• Hands-on experience with Linux-based operating systems (preferably Red Hat Enterprise Linux).