Senior Infrastructure Engineer - Observability
SentinelOne13 days ago
Remote, SlovakiaSenior
Responsibilities
- Design and build scalable, resilient telemetry platform components using Grafana, Prometheus, Thanos/Mimir/Cortex, and OpenTelemetry.
- Own small-to-medium features from requirements refinement and technical design through production rollout.
- Collaborate with engineering teams to understand platform needs and refine or clarify requirements.
- Operate large-scale Kubernetes environments using EKS and GKE across AWS and GCP.
- Maintain reliable and cost-efficient services by right-sizing cloud resources and tuning telemetry volume.
- Automate repetitive operational work to reduce toil and pager load.
- Manage infrastructure as code with Terraform and Ansible while following production security, compliance, and change-management procedures.
- Participate in on-call, troubleshoot production issues, improve runbooks and dashboards, lead postmortems, and complete corrective actions.
- Review peer code and designs, provide feedback, mentor teammates, and share knowledge through documentation, demos, and internal talks.
Requirements
- At least 5 years of experience in Infrastructure Engineering, Site Reliability Engineering, or a related systems-focused field.
- Hands-on production experience with observability stacks including Prometheus, Grafana, Thanos or Mimir/Cortex, and OpenTelemetry.
- Production Kubernetes experience with EKS, GKE, Helm, and Kustomize, plus experience with AWS or GCP.
- Proficiency with Terraform and Ansible.
- Experience operating large-scale SaaS or distributed systems, including on-call and incident response.
- Experience with CI/CD pipelines and rolling, blue-green, and canary deployment strategies.
- Proficiency in Go or another mainstream language such as Python.
- Preferred familiarity with on-premises, hybrid, or air-gapped Kubernetes deployments.
- Preferred experience with GitHub Actions or progressive delivery tools such as Argo CD, Argo Rollouts, or Flagger.
- Preferred experience reducing telemetry costs through cardinality management or retention tuning.
Benefits
- Salary starting from 4000 EUR per month, with an annual company-performance bonus paid in two installments.
- Restricted Stock Units, Employee Stock Purchase Plan, and performance-based bonus.
- Flexible time off in addition to standard 5 weeks of paid time off, company wellness days, and paid short-term sick/nursing leave.
- Gender-neutral parental leave, life and disability insurance, pension insurance contribution, global business travel medical insurance, and Employee Assistance Program.
- Global home office allowance, meal allowance, wellbeing allowance, MultiSport benefit program, and Wellness Coach app.
- Hybrid work in Prague or Brno, or remote work in Czechia/Slovakia; Prague-based employees must work from the office at least 2 days per week.
Tech Stack
AnsibleArgo CDAWSGitHub ActionsGoGoogle Cloud PlatformGrafanaHelmKubernetesPrometheusPythonTerraform
Categories
About SentinelOne
SentinelOne builds an AI-driven cybersecurity platform that provides endpoint protection, detection and response, XDR, cloud, and identity security for enterprises. Its Singularity platform is sold as subscription software and managed services to secure laptops, servers, containers, and cloud workloads with automated detection and remediation. Founded in 2013 and headquartered in Mountain View, California, SentinelOne is a public company listed on the NYSE following its 2021 IPO.