Senior Site Reliability Engineer (SRE)

Job Title: Senior Site Reliability Engineer (SRE)

Location: Hybrid – San José, Costa Rica (2–3 days in office)

Type of Contract: Full-Time (EOR transitioning to Direct Employment)

Salary Range: Market Rates

Language Requirements: Advanced English (Required)

We are seeking a skilled Senior Site Reliability Engineer with strong hands-on experience in infrastructure automation, Kubernetes, and CI/CD pipelines to join our growing team. You will play a key role in building, securing, and optimizing scalable infrastructure and deployment systems across hybrid environments. Your work will directly impact system reliability, deployment efficiency, and the overall performance of mission-critical platforms.

Key Responsibilities

• Design and implement infrastructure automation to enable consistent, repeatable deployments across on-premises and customer-managed environments
• Develop and maintain CI/CD pipelines using tools such as GitHub Actions and ArgoCD to improve deployment speed and reliability
• Manage and optimize Kubernetes clusters, including application packaging and deployment using tools like Grafana Tanka and Kustomize
• Build and maintain observability systems (monitoring, logging, alerting) using the Grafana stack
• Troubleshoot and resolve performance and reliability issues, including scaling, latency, and resource allocation challenges
• Implement security best practices including container security, vulnerability scanning, and network hardening
• Collaborate with engineering teams to support infrastructure needs, troubleshoot environments, and improve developer experience

Must-Have Qualifications

• 3–5 years of hands-on experience in Site Reliability Engineering, DevOps, or infrastructure engineering (practical experience required; not purely theoretical)
• Strong background in the software engineering lifecycle with an engineering-first mindset
• Proven hands-on experience with Kubernetes in production environments (deployment, operations, troubleshooting)
• Experience building and maintaining CI/CD pipelines (GitHub Actions, ArgoCD, or similar tools)
• Solid understanding of infrastructure-as-code and configuration management practices
• Experience with observability and monitoring tools, preferably Grafana stack
• Strong problem-solving skills with the ability to clearly explain technical processes and decisions with real-world examples

Preferred Qualifications

• Experience working in hybrid or on-premises infrastructure environments (non cloud-native focused)
• Familiarity with VMware-based environments
• Experience with DevSecOps practices and security-focused infrastructure design
• Exposure to customer-managed or air-gapped deployment environments
• Prior experience mentoring junior engineers or supporting cross-functional teams