Job Summary: Milestone is seeking a Senior DevOps Engineer to join a client in the Telecommunications sector, focused on distributed systems administration and Kubernetes cluster management. Key Highlights: 1. Distributed systems administration and DevOps tools implementation 2. Kubernetes cluster management and critical systems monitoring 3. Integration into an experienced team with continuous training and career progression Senior DevOps Engineer Milestone is looking for a colleague with experience as a Senior DevOps Engineer to join a client in the Telecommunications sector. What we value: * Advanced knowledge and +5 years of experience administering Linux operating systems and open-source environments. * Advanced knowledge and experience administering Kubernetes clusters. * Advanced knowledge and experience administering relational databases, specifically MySQL and PostgreSQL. * Experience installing, configuring, and troubleshooting web systems, particularly Apache and Nginx. * Experience with CI/CD tools, preferably Jenkins. * Experience with email technologies (IMAP, SMTP, POP). * Knowledge of automation, monitoring, and log/metrics management tools such as Elastic Search/Kibana and Prometheus/Grafana. * Knowledge of non-relational databases (Redis, MongoDB, etc.). * Experience managing infrastructure in high-traffic, large-scale, and high-availability scenarios. * Proficiency in bash and Python scripting. * GitHub Copilot Business license (or equivalent). * Availability for on-call duty, 1–2 weeks per month. * Hybrid work arrangement. Your mission: * Administration of distributed systems; implementation of DevOps tools; * Management of Kubernetes clusters on on-prem infrastructure; * Monitoring and operation of critical, high-performance, and high-capacity systems; * Support and maintenance of cross-functional projects. What you’ll find: * #1 happiest company, according to the Happiness Works Portugal study, 2025. * People’s Choice award, Wellbeing Awards 2025. * A people- and wellbeing-centered management strategy; * Integration into an experienced and ambitious team; * Continuous training and opportunities for career progression; * Competitive remuneration aligned with responsibilities; * An innovative culture focused on technology. If this resonates with you, please send your CV to jobs.technology@milestone.pt, referencing MLSTSVE03720260219. "Tomorrow is made of everything we are made of and we can't wait to take you there!" Type of position: Full-time