Open Source Systems Administrator (Kubernetes / Cloud)

Description

Position Summary: We are seeking an Open Source Systems Administrator to manage critical services and participate in high-impact projects within an advanced and collaborative technical environment. Key Highlights: 1. Participation in large-scale, high-impact projects. 2. Serving as a technical reference within a specialized team. 3. Advanced and collaborative technical environment. Do you have experience working with Linux environments and cloud technologies such as Kubernetes or Docker? Are you interested in participating in large-scale projects within an advanced technical environment? This opportunity may be for you! We are looking for an Open Source Systems Administrator to join a specialized team within a multinational technology company, where you will participate in managing critical services and high-impact projects, working in a collaborative and demanding environment. **Main Responsibilities:** Incident resolution and request management for critical systems Participation in the implementation of technological projects Serving as the technical reference within the team Preparation of technical documentation and procedures Participation in the rotating on-call team **What We Offer:** * Permanent contract * Location: Central Barcelona, Rambla de Catalunya, 33\. * Remote work: 40% * Flexible working hours. * Annual gross salary up to €48,000 * On-call participation: One week per month, with additional financial compensation for availability and interventions * Flexible compensation: Meal card, transportation card, childcare vouchers, and collective health insurance. * Employee discounts via the Corporate Benefits platform. * Free training programs. You will join a company committed to equal opportunities for all individuals, striving to maintain an inclusive and discrimination-free workplace. We value diversity and will consider all applications regardless of origin, gender, age, religion, sexual orientation, or any other personal characteristic. *"If you are selected as a finalist and chosen to join NexTReT, we will request additional information to process your employment contract, solely to verify the information provided in your CV—particularly academic qualifications and relevant professional experience outlined therein. If you have questions about how to provide partial information, please inform the person responsible for managing your hiring process.* **Essential Technical Skills:** * Vocational training (CFGS, MECES 1\) or university degree * More than 5 years of experience in similar environments * Solid knowledge of open-source operating systems (Ubuntu, RHEL, Rocky Linux) * Experience with Apache, Nginx, HAProxy, and PHP * Experience operating and deploying Kubernetes / OpenShift * Experience with Docker containers * Knowledge of Azure AKS * Experience with Ansible automation * Python programming * Knowledge of Big Data environments (Hive) * Experience with CI/CD (GitLab, Jenkins) * Knowledge of ELK * Teamwork ability, proactivity, and stress tolerance **Desirable Technical Skills:** * Knowledge of scalable internet publishing infrastructures is valued * Experience with caching systems such as Varnish * Experience in the audiovisual sector * Knowledge of Ceph and Proxmox