System Administrator

Tanggung Jawab

Own, configure, and maintain operating system environments (Linux/Ubuntu/CentOS or Windows Server) to ensure platform stability, performance, and security.

• Develop and maintain automation scripts and configuration management workflows for system provisioning, configuration, and deployments.
• Perform deep-level technical troubleshooting to identify and permanently resolve root causes of complex system and infrastructure failures.
• Establish and enforce system hardening standards, access controls, and automated patching procedures.
• Evaluate, test, and integrate modern infrastructure technologies and tools to improve system performance and reliability.
• Optimize system monitoring, logging, and metrics collection to ensure system health and proactive incident management.
• Collaborate with engineering, product, and platform teams to support infrastructure requirements without compromising system stability.
• Maintain clear technical documentation for infrastructure configurations, procedures, and troubleshooting workflows.

Kualifikasi

Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related technical field (or equivalent practical experience).

Minimum 7 years of experience managing production-grade systems and infrastructure environments.

Operating Systems: Deep knowledge of OS internals, including memory allocation, storage/filesystems, process management, and networking stacks (Linux/Unix or Windows Server).

Automation & Scripting: Strong scripting skills in Python, Bash, or PowerShell, alongside experience with configuration management tools (such as Ansible, SaltStack, or Puppet).

Virtualization & Containers: Experience with virtualization platforms (e.g., Proxmox) and container orchestration tools (such as Kubernetes or Docker).

System Monitoring: Experience configuring and maintaining monitoring and logging solutions (e.g., Prometheus, Grafana, Loki, or APM tools).

Security & Networking: Practical knowledge of network protocols, access control management, system hardening guidelines, and patch management.

• Strong analytical skills and a methodical approach to diagnosing and resolving complex technical issues.
• Ability to independently manage core infrastructure systems and make sound operational decisions.
• Willingness to objectively evaluate and adopt modern infrastructure technologies based on operational needs.
• Clear written and verbal communication skills to document system architectures and collaborate effectively across teams.