OS Administrator 3

Role Description The OS Administrator 3 is a full-time hybrid role based in Muntinlupa City, with a mix of on-site work and some work-from-home flexibility. This role is responsible for installing, configuring, and maintaining operating systems across servers and workstations, ensuring system stability, security, and performance. The OS Administrator 3 will monitor system health, perform regular patching and updates, manage user accounts and permissions, and troubleshoot complex OS-related incidents. Daily responsibilities include coordinating with infrastructure, security, and application teams to support deployments, resolve issues, and optimize system environments. The role also involves creating and maintaining documentation, implementing best practices, and participating in audits and compliance activities as required.

Qualifications

• Strong experience administering enterprise operating systems (e.g., Linux/Unix, Windows Server) including installation, configuration, and performance tuning.
• Proficiency in system monitoring and troubleshooting tools, log analysis, and incident resolution within multi-server environments.
• Hands-on experience with OS patching, backup and recovery processes, and basic scripting or automation (e.g., PowerShell, Bash).
• Understanding of security hardening, access control, and compliance standards relevant to operating system management.
• Familiarity with virtualization or cloud platforms (e.g., VMware, Hyper-V, AWS, Azure) is highly beneficial.
• Ability to collaborate with cross-functional teams, communicate clearly, and document configurations and procedures effectively.
• Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent practical experience.
• Prior experience in an enterprise or managed services environment and working in hybrid on-site/remote setups is a plus.