# Unix Administrator

> Fuku · Singapore, Singapore · Full-time · Posted 2026-02-11

**Workplace:** on_site

## Description

Role Responsibilities:  
  
\- Perform system administration and maintenance in a heterogeneous environment, including production, disaster recovery (DR), and test environments, comprising Sun Solaris servers and Linux-based servers.  
\- Carry out system upgrades and enhancements on IT infrastructure components to ensure optimal performance and reliability.  
\- Implement operating system and product-specific security hardening measures, as well as apply necessary patches to maintain system security.  
\- Monitor the obsolescence of IT infrastructure components and systems, ensuring timely updates and replacements as needed.  
\- Track the expiry and manage the renewal of system passwords and certificates to maintain system integrity and security.  
\- Establish and implement a schedule for system backups and database archive operations to ensure data recoverability and support business continuity.  
\- Develop and implement disaster recovery plans for IT infrastructure systems, and conduct regular disaster recovery testing and component switch-over exercises to ensure the usability of standby and DR equipment.  
\- Manage the application User Acceptance Test (UAT) process and maintain the UAT environment for ongoing testing needs.  
\- Provide technical support and guidance (level 3) to end-users and other IT resources, addressing complex technical issues.  
\- Deliver second-level system support, resolving incidents and problems in accordance with established Service Level Agreements (SLAs).  
\- Diagnose problems related to incidents, propose solutions, and implement measures to prevent recurrence.  
  
Requirements:  
  
\- Bachelor’s degree in Information Technology, Information Systems, Computer Science, or a related field.  
\- Minimum of 4 to 5 years of experience in system administration and support, specifically in Middleware, Unix, and Linux systems.  
\- Experience working with Storage Area Networks (SAN) for Unix and Linux platforms.  
\- Proven experience in performing operating system hardening and patching.  
\- Familiarity with enterprise backup solutions and system monitoring and management software.  
\- Proficiency in scripting for Unix and Linux-based environments to automate administrative tasks.  
\- Knowledge of database administration and data centre operations is an advantage.  
\- Willingness to provide 24/7 support on a rostered basis.

## Apply

[Apply at Fuku](https://apply.workable.com/fuku/j/2CAE36592B/apply)

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