Infrastructure Engineer - Observability & Monitoring Infra

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here. About Us SentinelOne is a company at the intersection of AI and security, pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint, cloud, identity, data, and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics, intelligent automation, and a unified data foundation, we reduce noise, simplify complexity, and empower security teams to focus on what truly matters. Our teams are builders, problem-solvers, and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity. What Are We Looking For? We’re looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes. As an Infrastructure Engineer, you will be tasked with contributing to the design, development, and maintenance of our core observability systems, working on small-to-medium features from technical design through completion. Working collaboratively with your team, you will build robust solutions for data collection and analysis to boost our engineering teams' operational visibility. In this role, you will leverage standard procedures to support how SentinelOne monitors its own solutions while learning from senior colleagues. What Will You Do? Primary responsibilities include: Core Feature Delivery: Understand the design of features being implemented, and independently design and implement well-defined features or components for diverse environments spanning Kubernetes clusters and cloud platforms (AWS, GCP). Service Efficiency: Contribute to the operational efficiency of our observability services (such as Grafana, Prometheus, Thanos, and OTEL) by completing assigned tasks and learning to balance system reliability with scale and cost-effectiveness. Automation & Toil Reduction: Build and enhance basic automation tools and write scripts to automate operations and server management tasks under the guidance of senior engineers. Code Quality: Write functional, clean code and unit tests with guidance, executing tests for scale, reliability, and velocity while participating in code reviews to understand team best practices. Project Management: Estimate time to complete assignments, proactively communicate status, blockers, or delays, and work towards understanding your team's broader business objectives using agile engineering practices. Operations & On-Call: Participate in on-call rotations, monitor and triage incident reports, and participate in postmortems, following existing runbooks closely before escalating issues. Security & Compliance: Apply security standards, policies, and change management processes when deploying code into live environments, reporting vulnerabilities to senior team members. What Skills and Knowledge Will You Bring? Ideal candidates will have: Foundational knowledge of theories, principles, and concepts within infrastructure, with exposure to current technologies through coursework, internships, or practical experience. A strong aptitude to learn and existing exposure to observability technologies such as Grafana, Prometheus, Thanos/Mimir, or OTEL. Familiarity with container orchestration systems like Kubernetes and multi-cloud environments (AWS and GCP). Basic scripting skills and exposure to Infrastructure as Code (IaC) tools like Terraform and Ansible. Ability to write functional, clean code, with exposure to or a strong interest in mastering GoLang, alongside foundational debugging and troubleshooting skills. Understanding of the software development lifecycle, modern CI/CD principles, and agile engineering 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. We invest in our Sentinels with comprehensive, competitive benefits designed to support you and your family: 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 Competitive leave benefits Gender-neutral parental leave Monthly well-being and meal allowance Insurance & Financial Security Medical and insurance benefits Pension Work Perks & Flexibility Global home office allowance Brno based office in ClubCo (Vlněná) if you would like to socialize Wellness & Lifestyle Wellbeing allowance MultiSport benefit program Wellness Coach app SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. SentinelOne participates in the E-Verify Program for all U.S. based roles.