Site Reliability Engineer

About the role

Pythian is building a next-generation Site Reliability Engineering team and is looking for engineers who thrive in fast-paced, problem-solving environments. As an SRE you will design, deploy and operate large-scale distributed systems across compute, storage, networking and AI/ML environments, leading projects from architecture through automation to intelligent monitoring.

Key responsibilities

• Operate and optimise Kubernetes clusters, Istio service mesh and Linux-based systems.
• Automate workflows using Go, Python and shell scripting.
• Build monitoring and observability solutions with Prometheus, Grafana and Loki.
• Troubleshoot complex networking, storage and system performance issues.
• Partner with AI/ML teams to ensure infrastructure readiness for model training and data pipelines.
• Take part in on-call rotations and postmortem reviews to improve system resilience.

Required profile

• Experience with Google Cloud and infrastructure-as-code tools such as Terraform.
• Strong knowledge of microservices, containers (Kubernetes, Docker) and networking.
• Hands-on experience with PKI, service mesh and Linux system administration.
• SRE mindset focused on automation, scalability and reliability.
• Experience with Golang is an asset.

What we offer

• Competitive total rewards package.
• Training allowance, professional development days and certification support.
• Home office equipment including a laptop of your choice of OS, plus an annual budget to personalise your workspace.
• Annual wellness budget, generous paid vacation and sick days, and a day off to volunteer for a charity.