Senior Site Reliability Engineer

We are looking for a Staff Site Reliability Engineer (SRE) to join the Site Reliability Engineering team at SentinelOne. This organization’s mission is to keep our uptime promise to our customers by ensuring we meet our SLOs/SLAs, help our engineering teams ship software to our customers fast and with quality, and ensure our customers are successful. We are looking to add a Senior SRE who has experience running incident post-mortems, automating repetitive operational tasks, improving alerting accuracy, and building and refining processes that reduce downtime. You will work closely with cross-functional teams to lead reliability initiatives and bring best practices to our team.

We value good written communication skills, data-driven decisions, and a keen eye for continuous improvements. You’ll help simplify, have a passion for new ideas and know how to execute iteratively toward the final goal. We value candor and collaboration.

What Will You Do?

Primary responsibilities include:

• Participate in and help drive incident management for production issues, ensuring rapid recovery and root cause analysis; may lead postmortems
• Improve and optimize the observability strategy
• Collaborate with application engineering teams to design and implement monitoring solutions that enhance our alerting capabilities and reduce noise
• Help define and refine SLOs, SLIs, and SLAs that align with business objectives and customer expectations
• Conduct post-incident review, documenting findings and driving follow-up actions to prevent recurrence
• Mentor peers and junior engineers in incident response, troubleshooting techniques, and reliability best practices

What Skills and Knowledge Will You Bring?

Ideal candidates will have:

• 5+ years of experience in Site Reliability Engineering, DevOps, or a related field in cloud native environments
• Solid experience troubleshooting complex issues under pressure, using and improving established runbooks
• Experience with Kubernetes and container orchestration
• Experience with industry standard observability stacks (Prometheus, Grafana, ELK, OpenTelemetry, etc.)
• Proficiency in Python and Bash scripting to improve operational workflows and incident response
• Familiarity with modern CI/CD pipelines and DevOps practices
• Excellent communication skills with demonstrated ability to mentor peers in reliability practices

Why SentinelOne?

AI is redefining how the world operates and rewriting the rules of security in real time, and SentinelOne was built for this moment. From day one, we architected an AI-native platform designed to operate at machine speed, not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together, this is that place.

Salary starting from 4000 EUR/month. Annual bonus based on company performance, paid in two installments. The final base salary may be adjusted based on the individual skills and experience of the selected candidate.

Equity & Rewards

• Restricted Stock Units (RSUs)
• Employee Stock Purchase Plan (ESPP)
• Performance-based bonus

Time Off & Wellbeing

• Flexible time off, on top of the standard 5 weeks PTO
• Paid company wellness days and fully paid short-term sick/nursing leave
• Gender-neutral parental leave

Insurance & Financial Security

• Life and disability insurance
• Pension Insurance contribution
• Global business travel medical insurance
• Employee Assistance Program (EAP)

Work Perks & Flexibility

• Global home office allowance
• Meal allowance 
• Hybrid work in Prague (Karlin), Brno (Clubco) or remote in CZ/SK. Only Prague-based employees are required to work from the office at least 2 days//week.

Wellness & Lifestyle

• Wellbeing allowance
• MultiSport benefit program
• Wellness Coach app