Site Reliability Engineer (SRE) (TP. Ha Noi, VN)

1. Monitoring & Alert Management

• Operate and continuously improve monitoring, logging, and alerting platforms to ensure system health and service availability.
• Establish and fine-tune alert thresholds to minimize false positives and alert fatigue.
• Develop dashboards, reports, and operational metrics to support proactive system monitoring.
• Collaborate with technology teams to improve system observability and operational visibility.

2. Incident Management & Troubleshooting

• Participate in on-call rotations and provide timely response to production incidents.
• Investigate, troubleshoot, escalate, and resolve system issues according to established operational procedures.
• Record and manage incidents through Jira ITSM and ensure proper communication during major incidents.
• Contribute to post-incident reviews, root cause analysis (RCA), and implementation of preventive actions.

3. Service Reliability & Performance Management

• Define, monitor, and report Service Level Indicators (SLIs) and Service Level Objectives (SLOs) for assigned services.
• Analyze reliability trends and identify areas for service improvement.
• Drive reliability enhancement initiatives through performance optimization and operational excellence practices.
• Support capacity planning and availability management activities.

4. Automation & Infrastructure Engineering

• Develop automation scripts, operational tools, and workflows using Bash, Python, or similar technologies.
• Implement Infrastructure as Code (IaC) practices to standardize and automate infrastructure provisioning and configuration management.
• Build and maintain deployment, validation, and operational pipelines to reduce manual effort and operational risks.
• Promote automation-first practices across infrastructure and operations teams.

5. Change & Release Management

• Support safe deployment of production changes following established change management processes.
• Conduct pre-deployment and post-deployment validation activities.
• Prepare rollback and contingency plans to minimize service disruption risks.
• Collaborate with development and infrastructure teams to improve release reliability and efficiency.

6. Backup, Disaster Recovery & Documentation

• Monitor and validate backup operations to ensure recoverability of critical systems.
• Participate in disaster recovery testing, business continuity exercises, and recovery planning activities.
• Maintain and update operational runbooks, support documentation, and knowledge base content on Confluence.
• Ensure operational procedures remain accurate and aligned with system changes.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Telecommunications Engineering, Information Systems, or related disciplines.

Work Experience

Mandatory

• Minimum 2–4 years of experience in Systems Operations, DevOps, Site Reliability Engineering (SRE), or related infrastructure operations roles within production environments.
• Strong knowledge of Linux administration and troubleshooting.
• Good understanding of networking fundamentals including TCP/IP, DNS, Load Balancers, and network diagnostics.
• Hands-on experience with Docker and Kubernetes platforms.
• Proficiency in Bash and/or Python scripting for automation and operational tasks.
• Experience using Git and at least one CI/CD platform such as GitHub Actions, GitLab CI, Azure DevOps, or Jenkins.
• Practical experience with monitoring and observability platforms such as Prometheus/Grafana, ELK Stack, CloudWatch, Zabbix, or equivalent solutions.
• Willingness to participate in scheduled on-call support rotations and incident response activities.

Preferred

• Hands-on experience with cloud platforms such as AWS or Microsoft Azure.
• Experience with Infrastructure as Code and configuration management tools such as Terraform and Ansible.
• Professional certifications such as:
  • Certified Kubernetes Administrator (CKA)
  • AWS Certified SysOps Administrator
  • AWS Certified Solutions Architect
  • Microsoft Azure Administrator Associate
• Understanding of ITIL / ITSM practices and operational governance frameworks.
• Experience working in financial services, banking, insurance, or highly regulated environments.
• Strong problem-solving capability, structured incident handling approach, and excellent documentation practices.

Foreign Language

• Ability to read and understand technical documentation in English.
• Effective written communication skills for incident reports, operational documentation, and technical knowledge sharing.