Unai Arríen
Site Reliability Engineer Lead at Nexthink
Greater Madrid Metropolitan Area Spain
Summary
👤
Senior🎓
Top SchoolUnai Arríen is a Site Reliability Engineer Lead with 11 years of experience building and operating resilient, high-scale distributed platforms across cloud and on‑prem environments. He specializes in Kubernetes, GitOps, Infrastructure as Code and observability, having led global SaaS reliability and platform automation efforts that serve millions of endpoints. Known for turning production incidents into durable improvements, he drives SRE best practices—SLOs, error budgets, incident postmortems—and mentors engineering teams to reduce operational toil. His background spans early container orchestration (Mesos) to modern cloud-native stacks on AWS, Azure and GCP, and includes active contributions to the Kubernetes ecosystem such as Kubespray. Based in the Madrid metro area, Unai combines hands-on engineering with platform architecture and a knack for making reliability a built‑in feature rather than an afterthought.
11 years of coding experience
6 years of employment as a software developer
Telecommunication Engineering (Ms. of Sc. ABET/AEC Accredited), Telecommunication Engineering (Ms. of Sc. ABET/AEC Accredited) at Universidad Politécnica de Madrid
Spanish, English
Github Skills (130)
ebpf10
high-availability10
windows10
coredns10
security10
kubespray10
cloud-native10
k8s10
bare-metal10
charts10
kubernetes-cluster10
kubernetes-networking10
helm10
ansible10
bgp10
Programming languages (9)
Github contributions (5)
Stratio/kubespray
Feb 2021 - Jan 2025
Deploy a Production Ready Kubernetes Cluster
Contributions:1 release, 11 reviews, 37 PRs in 4 years
helmproduction-readydockerk8skubernetes
unai-ttxu/kubespray
Jun 2020 - Jan 2025
Deploy a Production Ready Kubernetes Cluster
Contributions:78 pushes, 40 branches, 1 tag in 4 years 8 months
kubernetes-deploymenthelmproduction-readydockerk8s
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