Offensive Security Engineer

📋 Description

• Identify security gaps and vulnerabilities in all ClickHouse offerings triage a wide range of
• Improve and develop security assurance activities - pentests, vulnerability assessments, bug bounty
• Plan and execute internal red team assessments and penetration tests against ClickHouse
• Assess AI/LLM-specific attack surface across ClickHouse's own AI-powered features and internal AI
• Build and operate agentic tooling for reconnaissance, exploit-chaining and attack-path discovery
• Partner with detection engineering to validate and improve detection coverage during red team

🎯 Requirements

• 7+ years of experience in pentesting, red teaming and product security
• Experience supporting engineering and product implementation efforts by performing threat
• Hands-on experience conducting offensive security engagements - internal red teaming, penetration
• Ability to design adversary scenarios grounded in real threat intelligence (e.g. ransomware
• Strong written and verbal communication skills, with ability to translate attack chains into clear
• Experience building or adapting agentic and LLM-assisted tooling for offensive security use cases

🎁 Benefits

• Flexible work environment - ClickHouse is a globally distributed company and remote-friendly. We
• Healthcare - Employer contributions towards your healthcare.
• Equity in the company - Every new team member who joins our company receives stock options.
• Time off - Flexible time off in the US, generous entitlement in other countries.
• A USD$500 Home office setup if you're a remote employee.
• Global Gatherings – We believe in the power of in-person connection and offer opportunities to