Job Description: IT System Administrator (Solaris / Unix / SRE)Position Title: IT System AdministratorLocation: Singapore, TampinesEmployment Type: Full-timeDepartment: IT Department / IT SysadminReports To: Head, InfraAbout the RoleWe are seeking an experienced Linux System Administrator with strong expertise in Linux, automation/scripting, and Site Reliability Engineering (SRE) practices. In this role, you will be responsible for managing critical systems, ensuring high availability, automating infrastructure tasks, and improving reliability across our technology stack. Applicants without Solaris experience but are fast learners and possess strong expertise in Linux system administration are welcome to apply.Key ResponsibilitiesSystem AdministrationInstall, configure, and maintain Oracle Solaris and Linux-based systems.Manage system performance, backups, patching, and capacity management.Perform system upgrades, security hardening, and troubleshooting.Automation & ScriptingDevelop and maintain Unix shell scripts to automate routine operational tasks.Implement infrastructure automation using modern tools as applicable (e.g. Ansible, Python).Site Reliability EngineeringApply SRE principles to enhance system reliability, scalability, and observability.Setup and maintain monitoring, alerting, and logging systems.Participate in on-call rotations to support production environments, focusing on reducing toil and improving MTTR.Ensure SLAs/SLOs/SLIs are defined, monitored, and met.Operational ExcellenceManage user access, security controls, and audit support, periodic reviews and compliance requirements.Document system configurations, operational procedures, and root-cause analyses.Collaborate with development, security, and network teams to support cross-functional projects.Required QualificationsDiploma or Bachelor’s degree in Information Technology, Engineering, Engineering, or equivalent practical experience.Must have 5+ years of hands-on and strong proficiency with Linux administration.Good-to-have experience with installing MySQL, JBoss and Sybase.Good understanding of SRE practices, automation/scripting & monitoringPreferred QualificationsExperience with Solaris, MySQL, Sybase and virtualization technologies.Familiarity with Comm Vault, CyberArk, Tenable Nutanix, and Ansible.Knowledge of networking fundamentals (TCP/IP, DNS, routing).Exposure to AWS cloud environments.Soft SkillsStrong analytical and problem‑solving skills.Ability to work independently and collaborate across teams.Excellent written and verbal communication skills.Proactive mindset with a focus on continuous improvement.The successful candidate can expect a competitive package that includes an attractive basic salary, annual bonus and variable bonus. Please submit your detailed resume, including expected salary and contact number.(We regret that only short-listed candidates will be notified)