We’re looking for a skilled **System Administrator** to take ownership of several of our internal and customer facing services. Our environments are operated within a DevOps\-driven, Infrastructure as Code (IaC) culture, and deployed on Kubernetes clusters. **Your responsibilities** **Architecture \& Design:** Audit existing systems, collaborate on system architecture, and help guide technology selection for microservices. **Performance Optimization:** Monitor, troubleshoot, and optimize services and systems across multiple datacenters. **Backup \& Recovery:** Implement robust disaster recovery strategies within Kubernetes environments. **Security:** Enforce access control, encryption, and vulnerability management in containerized infrastructure. **Monitoring:** Configure monitoring systems for proactive issue identification. **Kubernetes Management:** Deploy and maintain database stacks using Infrastructure as Code. **Incident Response:** Lead **incident response** efforts and establish **Disaster Recovery Plans**. **Your Skills and Experiences** **Over 4 years of experience as a System Administrator** or **Operations Engineer** with a strong track record in performance tuning and optimization. Good **communication**, **troubleshooting** and **documentation** skills. Advanced knowledge and usage of **containerization technologies**, using **Docker** and **Kubernetes** to run and manage database workloads efficiently. Proficient in **Infrastructure as Code**, leveraging tools like Terraform, Ansible and Helm. Skilled in **modern application and system monitoring solutions**. Hands\-on experience managing services handling **large\-scale datasets** (terabyte\+). Expertise in both **SQL and NoSQL databases**. Experienced in **high\-availability** architectures, **on\-premise** infrastructure and **networking**. **What we Offer** A collaborative environment where your contributions make a real\-world impact. Work with cutting\-edge big data tech that’s shaping a safer tomorrow. Competitive salary and benefits. Flexible work arrangements to keep your work\-life balance on point. After a successful onboarding period, you'll have the flexibility to work in a hybrid model in Braga. \- If this role aligns with your skills and passions, we would be thrilled to receive your application. We look forward to the opportunity to connect with you! **To ensure a smooth application process, please submit your CV in English** **Please submit your application via** **\** Poderá encontrar o anúncio original publicado em: https://www.itjobs.pt/oferta/511567/senior\-system\-administrator