PO

Site Reliability Engineer - ClickHouse

posthog· 21 open roles

Remote RemoteFullTime2 weeks ago
Salaryest.
€120,000 - €180,000
Experience
Mid
Job Type
FullTime
Posted
2 weeks ago
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About This Role

PostHog is seeking a Site Reliability Engineer to join their team, responsible for managing one of the largest self-managed ClickHouse installations on AWS, at petabyte scale, and preparing it for future growth.

Key ResponsibilitiesAI-extracted

  • 1
    Manage large fleets of EC2-based VMs, disks, and networking for data-intensive workloads
  • 2
    Improve operational tooling around deploys, schema changes, backups, restores, and incident response
  • 3
    Work closely with ClickHouse engineers to turn database-level needs into infra-level solutions
  • 4
    Reduce operational load by identifying repeat pain points and eliminating them through code and self-healing automation
  • 5
    Participate in on-call and incident response, with a focus on making incidents rarer over time

RequirementsAI-extracted

  • Prior experience with ClickHouse or other OLAP databases
  • Strong experience operating production infrastructure on AWS
  • Hands-on experience with VM-based systems (EC2), not just managed PaaS
  • Experience automating infrastructure using tools like Terraform, Ansible, or similar
  • Solid understanding of Linux systems (disk, memory, networking, failure modes)
  • Experience supporting stateful systems (databases, queues, storage systems, etc.)

Perks & BenefitsAI-extracted

Competitive salary
Equity in a well-funded company
Flexible and remote work environment
Opportunity to work on complex infrastructure and contribute to the growth of a successful company
Typically: Health coverage, PTO, and other standard benefits

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