Job description
About Us
At SentinelOne, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.
From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.
What are we looking for?
Shape the Future of Observability at Scale: We’re seeking a Developer driven by a deep passion for observability. Imagine building the very systems that provide SentinelOne with comprehensive, real-time visibility across our vast global platform, delivering actionable insights precisely when and where they’re needed. In this central role, you’ll leverage your expertise to design and implement robust solutions for high-volume data collection, storage, and analysis, fundamentally enabling us to monitor our own solutions. This is your chance to gain significant ownership over critical infrastructure, profoundly impacting engineering teams’ ability to gain insights and accelerate software delivery.
What will you do?
As a Staff Infrastructure Engineer, you’ll be a pivotal technical leader and architect within our Observability team, driving strategic initiatives and shaping the future of our critical systems. You will leverage your deep expertise to design, implement, and optimize solutions that underpin SentinelOne’s global platform, directly empowering engineering teams across the organization.
Your responsibilities will include:
- Drive exemplary operational efficiency for critical observability services (Grafana, Prometheus, Thanos, OTEL), meticulously balancing unwavering reliability with shrewd cost-effectiveness. This includes expertly optimizing cloud resource utilization and strategically aligning workloads with optimal machine types across our multi-cloud environment.
- Champion automation to drastically reduce operational toil and minimize pager burden, freeing up engineering cycles for innovation.
- Cultivate robust operational visibility by rigorously implementing Infrastructure as Code (IaC), embedding comprehensive observability, and championing industry best practices.
- Architect and implement robust, scalable systems and platforms that directly empower SentinelOne engineers to deliver features with unparalleled safety, speed, and reliability.
- Serve as a subject matter expert (SME) and actively administrate core observability tools, including Grafana, Prometheus, Thanos/Mimir/Cortex, and OTEL collectors/pipelines.
- Operate and innovate across diverse, large-scale environments, spanning Kubernetes clusters (EKS, GKE) and core cloud platforms (AWS, GCP).
- Lead swift and effective resolution of highly complex technical incidents and issues, ensuring continuous system integrity and peak performance.
- Elevate team quality by meticulously reviewing technical designs and code, providing insightful, constructive feedback that fosters growth and upholds SentinelOne’s high standards.
- Drive impactful cross-functional collaboration, strategically engaging with diverse teams to define system requirements and ensure our platform robustly meets the evolving needs of all stakeholders.
- Take end-to-end ownership of critical features, from initial requirements refinement through to flawless production deployment and ongoing operational excellence.
- Participate in on-call rotations, providing expert-level support to ensure the continuous reliability and readiness of our production systems.
What skills and knowledge should you bring?
As a Staff Infrastructure Engineer, you’re not just bringing a skill set; you’re bringing a wealth of proven experience in navigating complex infrastructure challenges and driving impactful, scalable solutions. We seek seasoned professionals who can elevate our team’s capabilities, strategically influence our technical direction, and mentor others.
Your background should include:
- A distinguished track record of 7+ years in IT or a related technical field, demonstrating sustained growth and impact.
- Profound, hands-on experience in architecting and optimizing comprehensive observability solutions.
- Demonstrated mastery in cutting-edge infrastructure design and robust cloud architecture.
- Extensive, proven experience in ensuring the extreme reliability of high-scale SaaS products.
- Deep expertise with foundational observability technologies, including Grafana, Prometheus, Thanos/Mimir/Cortex, OTEL, or comparable advanced platforms.
- A strong command of container orchestration systems like Kubernetes, proficiently utilizing tools such as Helm, Kustomize, and similar.
- Valuable familiarity with the unique complexities of on-premises and air-gapped Kubernetes deployments.
- Substantial multi-cloud experience, possessing deep expertise in at least one major platform (AWS, GCP).
- A solid grasp of modern CI/CD principles and advanced deployment automation tools (e.g., GitHub Actions).
- Proficiency in various sophisticated deployment strategies such as blue-green, rolling deployments, and canary releases.
- Exceptional programming proficiency in a mainstream language, with deep expertise in GoLang being highly desirable (or a strong willingness to master GoLang if proficient in another major programming language).
- Comprehensive understanding and hands-on experience with Infrastructure as Code (IaC) tools like Terraform and Ansible.
Why Us?
Join a cutting-edge company tackling extraordinary challenges alongside top industry talent. Enjoy flexible hybrid work in Prague (Karlin), Brno (Clubco), or remotely across CZ/SK. Only Prague-based employees are required to work from the office at least two days per week.
Competitive Benefits Package:
- Stock & Bonuses: Grant of Restricted Stock Units with a 4-year vesting plan, annual performance-based bonuses, and an employee stock purchase plan.
- Time Off & Well-being: Flexible Time Off, on top of the standard 5 weeks vacation, flexible paid sick days, fully paid Short Term Sick/Nursing Leave, 16-week parental leave, grandparent leave, and additional company holidays.
- Insurance & Health: Pension Insurance Contribution, Premium life insurance, Private medical care (for you and +1), and a Global Employee Assistance Program.
- Work Perks: Monthly meal and well-being allowance, high-end MacBook/Windows laptop, work-from-home support, and in-office refreshments.
- Growth & Community: LinkedIn Learning, internal mentoring, educational support, generous referral bonuses, and optional company events (sports, BBQs, charity).
Be part of an inclusive, innovative workplace that values belonging, flexibility, and growth!
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.
