ClickHouse Support Engineer - Ticketing System

Job Title : ClickHouse Support Engineer (L1/L2/L3)

Role Overview :

Key Responsibilities :

- Incident Management : Triage, investigate, and resolve L1L3 support tickets for ClickHouse clusters.

- Performance Optimization : Diagnose and address query performance issues, configuration errors, and hardware-related problems.

- Root Cause Analysis : Conduct in-depth investigations to identify underlying issues and implement permanent solutions.

- Escalation : Escalate complex or high-impact incidents to senior administrators or architects when necessary.

- Documentation : Maintain and update detailed support documentation, runbooks, and troubleshooting guides.

- SLA Compliance : Monitor incident timelines and provide timely, clear updates to all stakeholders.

Required Skills & Experience :

- Minimum 7 years of experience in a database or infrastructure support role.

- Hands-on ClickHouse expertise, including SQL query tuning and query profiling.

- Strong Linux troubleshooting skills (logs, systemd, kernel parameters).

- Experience working with ticketing systems such as Jira or ServiceNow.

- Excellent written and verbal communication skills with a strong customer-service mindset.

Preferred Skills :

- Experience with monitoring tools such as Prometheus and Grafana.

- Previous involvement in escalation handling and process improvements.