Linux / Unix Engineer

18 hours ago

singapore sg Exasoft Pte. Ltd. Full-time

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Administer Linux/Unix environments, including RHEL, HP-UX, Solaris, and AIX servers.
Manage OS patching, vulnerability remediation, and security updates across server environments.
Perform patch assessments and recommend deployment plans based on security and operational requirements.
Use patch management tools such as BigFix and SCCM to deploy and validate patches.
Execute pre-patching and post-patching checks and automate routine patching tasks.
Troubleshoot operating system, hardware, and patch deployment issues.
Perform hardware and firmware patching, BIOS upgrades, and server maintenance.
Support cluster management, RAID technologies, and high-availability environments.
Monitor system logs, server health, and patch compliance.
Follow change management procedures and support SLA-driven operations, including weekend shifts and on-call support.

8–12 years of experience in Linux/Unix System Administration.
Hands‑on experience with RHEL, HP-UX, Solaris, and/or AIX environments.
Strong experience in OS patching, vulnerability management, and patch assessment.
Experience with patch management tools such as BigFix, SCCM, or equivalent tools.
Knowledge of hardware/firmware patching, BIOS upgrades, and troubleshooting.
Experience with pre-patching and post-patching automation.
Basic knowledge of RAID technologies and clustering.
Strong OS troubleshooting, log monitoring, and maintenance skills.
Experience working in an SLA-driven environment.
Good verbal and written communication skills, with flexibility to work weekends and provide on-call support.