Senior Site Reliability Engineer

Randstad (Schweiz) AG; Madrid; Presencial; EUR 70.000 - 100.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health Insurance

Paid Time Off (PTO)

Paid Holidays

Remote Work

Professional Development

Descripción de la vacante

SCALIS is seeking a Senior Site Reliability Engineer to own the reliability, scalability, and operational excellence of our platform in Madrid. You will partner with Engineering, Security, and Product to build resilient infrastructure, raise observability, and strengthen incident response.

You will design Kubernetes-based infrastructure on AWS, manage CI/CD and GitOps workflows (ArgoCD), implement autoscaling, and contribute to IaC with Terraform while exploring AI tooling to accelerate

Formación

• 5+ years of experience in site reliability engineering.
• Experience owning reliability for production systems — defining SLOs or running error budgets.
• Deep hands-on experience with Kubernetes/Helm on EKS in production.
• Experience with Cloudflare (CDN, WAF, etc).
• Experience with CI/CD or general GitOps deployment pattern experience.
• Has led or significantly contributed to incident response and postmortem processes.
• Working knowledge of AWS core services (networking, IAM, compute) beyond just EKS.

Responsabilidades

• Own and improve platform reliability (SLOs/SLIs), capacity planning, and production readiness
• Design, build, and maintain Kubernetes-based infrastructure and deployment workflows
• Operate and evolve our AWS footprint with a security-first mindset
• Improve CD/GitOps practices (ArgoCD) and deployment safety
• Build autoscaling strategies for services and workloads
• Lead incident response: on-call, triage, mitigation, post-mortems, and preventative follow-through
• Strengthen observability across services: metrics, logs, traces, and alerting
• Partner with application teams to tune performance, reduce toil, and improve operational maturity
• Improve infrastructure-as-code practices and maintain Terraform modules
• Contribute to evaluating and integrating AI tooling and MCP tools to accelerate operational workflows

Conocimientos

SRE experience

SLOs/SLIs

Kubernetes

Helm

EKS

AWS

CI/CD

GitOps

Incident response

Observability

Herramientas

ArgoCD

Terraform

Cloudflare

OpenTelemetry

Descripción del empleo

Site Reliability Engineer (SRE)

You’ll own the reliability, scalability, and operational excellence of the systems that power our platform. You’ll partner closely with Engineering, Security, and Product to build resilient infrastructure, improve developer experience, and raise the bar on observability and incident response.

What you’ll be doing:

• Own and improve platform reliability (SLOs/SLIs), capacity planning, and production readiness
• Design, build, and maintain Kubernetes‑based infrastructure and deployment workflows
• Operate and evolve our AWS footprint (networking, compute, storage, IAM) with a security‑first mindset
• Improve our CD/GitOps practices (ArgoCD) and deployment safety (progressive delivery, rollbacks, guardrails)
• Build autoscaling strategies for services and workloads (KEDA where appropriate)
• Lead incident response: on‑call, triage, mitigation, post‑mortems, and preventative follow‑through
• Strengthen observability across services: metrics, logs, traces, and alerting (OpenTelemetry + dashboards)
• Partner with application teams to tune performance, reduce toil, and improve operational maturity
• Improve infrastructure‑as‑code practices and maintain Terraform modules and environments
• Contribute to evaluating and integrating AI tooling and MCP tools to accelerate operational workflows

What you should bring:

• 5+ years of experience in site reliability engineering
• Experience owning reliability for production systems — defining SLOs or running error budgets
• Deep hands‑on experience with Kubernetes/Helm on EKS in production
• Experience with Cloudflare (CDN, WAF, etc)
• Experience with CI/CD or general GitOps deployment pattern experience
• Has led or significantly contributed to incident response and postmortem processes
• Working knowledge of AWS core services (networking, IAM, compute) beyond just EKS

Nice to have:

• Experience evaluating or building AI‑assisted ops tooling (MCP, agentic runbooks)
• OpenTelemetry / observability pipeline design
• Experience with Terraform

Benefits:

• Health Insurance
• Paid Time Off (PTO)
• Paid Holidays
• Remote Work
• Professional Development

EEO Statement:

Fountain is a proud equal opportunity workplace. We welcome applicants of any educational background, gender identity and expression, sexual orientation, religion, ethnicity, age, socioeconomic status, disability, and veteran status.

By submitting an application, you confirm that you have read our Privacy Policy and agree that we may process and retain your personal data for the purpose of recruitment in accordance with applicable data protection laws.