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Senior Site Reliability Engineer
  • Warsaw
Senior Site Reliability Engineer
Warszawa, Warsaw, Masovian Voivodeship, Polska
Cyclad
18. 9. 2025
Informacje o stanowisku

technologies-expected :


  • Kubernetes
  • Helm
  • SaaS
  • Thanos
  • Prometheus
  • Grafana
  • Loki
  • Python
  • Elasticsearch
  • Cloud computing

about-project :


  • Your missions:
  • Installer & Updater - Support software engineers in building an offline-capable installer (CLI + UI) and a one-click upgrade/rollback orchestrator using immutable Docker/OCI images, Helm charts, and Kubernetes operators
  • Debug Toolkit - Deliver the air-gap debug system: diagnostics, log/metric capture, auto-redaction, and signed export artifacts so operators can resolve issues independently
  • Resilience & Operability - Embed self-diagnostics, health checks, and recovery steps so operators can recover quickly without relying on external support
  • Our technical stack:
  • Kubernetes: k3s, Traefik, Cilium, Ceph, ArgoCD, Helm, Rancher
  • Observability: Thanos, Prometheus, Grafana, Loki
  • Tools: Python, Ansible, SaltStack, Terraform
  • Databases: Elasticsearch (> 300 nodes), Kafka (> 3M rps), Clickhouse (> 10 TB), Redis, KeyDB, PostgreSQL, ArangoDB
  • CI/CD: GitHub Actions, Harbor
  • Cloud providers: OVH, Akamai, Azure, Scaleway

responsibilities :


  • Installer & Updater - Support software engineers in building an offline-capable installer (CLI + UI) and a one-click upgrade/rollback orchestrator using immutable Docker/OCI images, Helm charts, and Kubernetes operators
  • Debug Toolkit - Deliver the air-gap debug system: diagnostics, log/metric capture, auto-redaction, and signed export artifacts so operators can resolve issues independently
  • Resilience & Operability - Embed self-diagnostics, health checks, and recovery steps so operators can recover quickly without relying on external support

requirements-expected :


  • 5+ years of experience in an SRE role on large-scale infrastructure
  • Strong expertise in Kubernetes operators, Helm, and containerized deployments
  • Proven track record of building installation and upgrade frameworks for distributed systems
  • Hands-on experience with immutable infrastructure and secure artifact management (signing, SBOMs)
  • Ability to make complex systems operator-friendly, even in restricted and air-gapped environments

offered :


  • B2B contract with an hourly rate of150-175 PLN
  • Fully remote across the EU
  • Private healthcare package
  • Training budget to support your professional development
  • Flexible working hours to fit your lifestyle
  • Sports card for your wellbeing
  • Direct influence on a mission-critical platform used in highly regulated industries
  • A collaborative team culture where engineering excellence is valued

benefits :


  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of professional training & courses
  • life insurance
  • flexible working time
  • dental care
  • employee referral program

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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