Site Reliability Engineer

Site Reliability Engineer

Location: Utrecht (2 days per week on-site)

Period: March 1, 2026 – December 31, 2026

Hours: 36 hours per week

Contract type: Freelance

As a Site Reliability Engineer (Enablement), you will work on a mission-critical IT landscape with very high availability and performance requirements. From an enablement role, you help DevOps teams deliver value faster and more reliably, without compromising on stability or security.

You play a key role in the migration of a Mission Critical Platform to the Azure Public Cloud, within an environment that must be available 24/7 and is directly visible to end users in public transportation.

Your responsibilities

• Coaching and enabling DevOps teams to independently design and implement platform solutions
• Designing and implementing observability and monitoring solutions
• Defining and implementing SLIs and SLOs and facilitating blameless post-mortems
• Continuously improving platform services to increase agility and reliability
• Actively contributing to the migration of mission-critical applications to Azure
• Collaborating closely with development teams and Service Operations in a large-scale IT landscape

The work environment

• Real-time systems with high availability requirements
• Modern Java-based microservices architecture
• Platforms built on Azure Cloud, OpenShift, and Kubernetes
• A cluster of approximately 80 professionals with an open culture, strong collaboration, innovation, and continuous improvement
• The Enablement/Migration team plays a leading role in the cloud transformation

Education & experience

• Experience in software development and/or coding & scripting (IaC)
• Knowledge of the OSI model and preferably full-stack insight
• Proven experience with Azure infrastructure, including:

- IP networking, load balancers, reverse proxies, firewalls

- AKS, APIM, IAM

- Security by design & Azure guardrails

• Experience with RabbitMQ and/or Azure Service Bus / Event Grid
• Experience with CI/CD tooling such as Terraform, Ansible, Azure DevOps, and SonarQube

Nice to have

• Azure certifications
• Experience working in Agile/DevOps environments
• Knowledge of Kubernetes and Docker
• IAM experience with Keycloak and/or Microsoft Entra ID
• Experience with observability tooling such as Datadog and/or Dynatrace
• Experience as a Mission-Critical Engineer (MCE)

Personal skills

• Strong analytical and decision-making skills
• Excellent communication skills, both at technical team level and with management
• Structured, methodical, and results-driven
• Pragmatic and able to maintain focus under pressure
• Coaching mindset with a passion for knowledge sharing
• Willingness to perform occasional planned work outside office hours (evenings/weekends)

Interested in a key role within a large-scale, mission-critical cloud migration?

This assignment offers the opportunity to make real impact in a highly visible and technically challenging environment.