Senior site reliability engineer (sre) (hybrid)

SENIOR SITE RELIABILITY ENGINEER (SRE) (HYBRID PORTO)

Portuguese company hires for hybrid position

Location: Porto, Portugal

⚠️ Only candidates already based in Portugal will be considered

Work Model: Hybrid — 2 days per week in the office

️ Language Requirements: Fluent English required

Seniority: Senior (5+ years)

Rate Between €2900 - 3200 RV or unipessoal (gross value)

⚠️ Instructions: Please send your CV in English and make sure to include all skills and experience that match the requirements of the opportunity. This will significantly increase your chances of success.

About the Opportunity

We are looking for a Senior Site Reliability Engineer to improve the availability, performance, and resilience of cloud-native platforms and customer-facing services. You will collaborate across engineering and business teams to build and operate scalable, reliable systems.

Responsibilities

• Improve platform reliability through automation, observability, and SRE practices.
• Implement end-to-end monitoring through metrics, logs, and traces.
• Manage SLOs, SLIs, and SLAs in collaboration with product teams.
• Investigate incidents, bottlenecks, and sources of instability.
• Embed reliability early in the SDLC and align operational standards across teams.
• Optimize deployments, scalability, and performance, supporting capacity planning and platform growth.

Requirements

• 5+ years in SRE, Systems Engineering, Operations, DevOps, or Production Support.
• Strong understanding of SRE principles and production operations, including on-call support.
• Experience troubleshooting Linux systems, with solid networking and distributed systems knowledge.
• Experience with Docker and Kubernetes.
• Hands-on experience with observability tools including OpenTelemetry, Prometheus, Grafana, ELK, and Splunk.
• Senior-level experience with Azure DevOps and GitHub Actions CI/CD pipelines.
• Experience with Terraform, Ansible, Infrastructure as Code, and automation.
• Knowledge of security scanning tools, DevOps practices, and structured incident, problem, and change management processes.

Preferred: Professional-level AWS, Microsoft Azure, or Google Cloud certifications, plus Kubernetes or DevOps certifications.

Ideal Candidate Profile

An autonomous and analytical engineer with strong production troubleshooting skills and a proactive approach to reliability. Able to communicate clearly, collaborate across Development, Product, Architecture, Security, and Data teams, and work effectively within Scrum or Kanban environments.

5 Questions for Candidates

1. Do you have at least 5 years of relevant experience in SRE, DevOps, or production operations?
2. How have you implemented observability and managed SLOs, SLIs, or SLAs?
3. What experience do you have with Kubernetes, Terraform, Ansible, and CI/CD pipelines?
4. Can you describe a production incident or performance issue you resolved, including your role in on-call support?
5. Are you fluent in English and available to work on-site in Porto 2 days per week?

Keywords

SRE, Site Reliability Engineering, Linux, Docker, Kubernetes, OpenTelemetry, Prometheus, Grafana, ELK, Splunk, SLO, SLI, SLA, Azure DevOps, GitHub Actions, CI/CD, Terraform, Ansible, IaC, Incident Management, Capacity Planning, Performance Tuning, DevOps.