B2B Project: Senior Site Reliability Engineer (SRE)

Our requirements

• Minimum 5 years of experience in SRE, platform engineering, cloud infrastructure, DevOps, or a related production-focused role.
• Strong hands-on expertise in Google Cloud Platform (GCP), including GKE, VPC, subnets, routes, firewalls, load balancers, IAM, DNS, Cloud SQL, storage, and cloud networking.
• Strong knowledge of Kubernetes, including deployments, services, ingress, jobs, RBAC, autoscaling, scheduling, resource management, and cluster networking.
• Practical expertise in Terraform, including reusable modules, environment configuration, state management, and validation.
• Experience with Helm, Docker, container images, and Dockerfiles.
• Strong knowledge of PostgreSQL and MongoDB, including query and index optimization.
• Automation and scripting capabilities using Go (Golang), Python, and Bash.
• Experience with CI/CD solutions such as GitHub Actions, Jenkins, CircleCI, or equivalent tools.
• Experience with observability solutions such as Datadog, Google Cloud Operations, Prometheus, and Grafana.
• Practical understanding of SLIs, SLOs, error budgets, alerting, incident management, and post-incident reviews.
• Strong knowledge of Linux, networking, relational databases, and non-relational databases.
• Understanding of infrastructure security practices, including least-privilege IAM, secrets management, network controls, image hygiene, and secure infrastructure configuration.
• English at B2+ level (fluent).
• Clear written and verbal communication, including the ability to explain technical risks and project status to client stakeholders.

Optional

• Experience with Sentry.
• Experience with Pub/Sub, Temporal, or Kafka.
• Experience with Istio or Linkerd.
• Experience with multi-region architectures, disaster recovery, and failover testing.
• Knowledge of cloud cost analysis, rightsizing, and autoscaling.
• Google Cloud Professional Cloud Architect
• Google Cloud Professional Cloud DevOps Engineer
• CKA
• CKAD

Your responsibilities

• Design, implement, and maintain infrastructure, primarily within Google Cloud Platform.
• Maintain GKE environments and Kubernetes workloads and troubleshoot cluster-related issues.
• Configure and troubleshoot networking, IAM, DNS, databases, storage, and load balancers.
• Improve the availability, resilience, performance, capacity, and cost efficiency of production environments.
• Develop Infrastructure as Code using Terraform, including reusable modules, environment configuration, state management, and validation.
• Develop and maintain deployment configuration using Helm.
• Build and maintain CI/CD pipelines, deployment mechanisms, and rollback capabilities.
• Automate recurring operational processes using Go, Python, or Bash.
• Define and maintain SLI/SLOs, error budgets, metrics, logs, tracing, dashboards, and alerting.
• Provide production support and participate in an agreed on-call rotation.
• Handle incidents, perform root-cause analysis, define corrective actions, and maintain runbooks.
• Support capacity planning, disaster recovery planning, and recovery testing.
• Review technical changes from reliability, security, operability, and maintainability perspectives.
• Create technical documentation, infrastructure diagrams, deployment procedures, and operational runbooks.
• Share platform engineering and SRE expertise with the client's teams and support knowledge transfer.
• Cooperate with platform and product teams, engineers, architects, security specialists, and operations teams in a multi-team, client-facing environment.

About the project

Hays Poland