Senior DevOps / ELK Engineer

We are seeking a Senior DevOps and Elastic Observability Engineer to design, evolve and support monitoring solutions across complex mainframe, open systems and container environments. Location: Lisbon, Portugal (hybrid, 2 days per week on site) Employment: Full-time Responsibilities • Design, build, maintain and extend the Elastic Stack, including Beats, Elastic Agents, Logstash, Elasticsearch and Kibana. • Drive observability practices for applications across mainframe, open systems and container platforms. • Improve platform performance, indexing efficiency, log retention, data lifecycle and secure access. • Establish monitoring standards and CI/CD integration with development, architecture and operations teams. • Coach teams on observability adoption and contribute to roadmaps and platform improvements. • Lead production troubleshooting, incident response, release execution and root-cause analysis. Required skills and experience • 5–10 years of IT experience with a strong focus on observability and production support. • Hands-on experience with the Elastic Stack: Elasticsearch, Kibana, Logstash, Beats or Elastic Agents. • Knowledge of logs, metrics, traces, OpenTelemetry, dashboards and alerting. • Experience with Linux and Windows fundamentals, CI/CD tools such as Git, Jenkins, Bitbucket, UCD or Ansible, and automated testing. • Docker, Kubernetes, REST APIs, security controls and access management. • Strong incident management, stakeholder communication and cross-team coordination skills. • A degree in Computer Science, Engineering or a comparable field. Elasticsearch certification and Azure knowledge are an advantage. This full-time role is based in Lisbon, with a hybrid schedule of 2 on-site days per week.