Reliance Infrastructure - ClickHouse Support Engineer

Role Overview :

You'll be the front line for all ClickHouse support tickets (L1/L2/L3), troubleshooting issues, resolving incidents within SLAs, and continuously improving our support playbooks.

Key Responsibilities :

- Triage and resolve L1-L3 support tickets for ClickHouse clusters

- Diagnose query performance issues, configuration errors, and hardware faults

- Perform root-cause analysis and document permanent fixes

- Escalate complex issues to administrators or architects when needed

- Maintain and update support documentation and runbooks

- Monitor SLAs and provide timely updates to stakeholders

Required Qualifications :

- 3+ years in a database or infrastructure support role

- Hands-on ClickHouse experience, including SQL tuning and query profiling

- Solid Linux troubleshooting skills (logs, systemd, kernel parameters)

- Familiarity with ticketing systems (Jira, ServiceNow)

- Strong customer-service mindset and clear written communication

Nice-to-Have :

- Scripting skills for automating diagnostics (Bash, Python)

- Experience with monitoring stacks (Prometheus, Grafana)

- Experience in escalation handling.