> Markdown version of [/jobs/ext/1306652-infrastructure-specialist](https://www.wearedevelopers.com/jobs/ext/1306652-infrastructure-specialist). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Infrastructure Specialist - **Company:** Banco Santander, S.A. - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Microsoft Azure, Bash Shell, Ubuntu (Operating System), CentOS, Cloud Computing, Continuous Integration, Data Recovery, DevOps, Python (Programming Language), PostgreSQL, Linux System Administration, Performance Tuning, Red Hat Enterprise Linux, Prometheus, Server Supported Gaming, Shell Script, Usage Analysis, Datadog, Data Logging, Google Cloud, Grafana, Containerization, Kubernetes, Information Technology, Deployment Automation, Cloudwatch, Docker, Microservices - **Published:** July 17, 2026 - **Apply:** https://www.adzuna.es/contact-us.html ## About the Role + Minimum of 3 years of experience working in public cloud environments (AWS, Azure, or Google Cloud), participating in the design, deployment, and operation of cloud infrastructures in production environments (Required). + Hands-on experience with container technologies such as Docker and microservices orchestration using Kubernetes or similar tools (Preferred). + Experience in Linux system administration (RedHat, CentOS, Ubuntu, or other enterprise distributions), including configuration, hardening, troubleshooting, and performance optimization (Preferred). + Knowledge of database administration and operations, particularly PostgreSQL (installation, configuration, basic tuning, backup & recovery, and monitoring) (Preferred). Education + Bachelor's degree in computer science, Telecommunications Engineering, or a related technical field (Required). + Relevant certifications in cloud platforms or DevOps practices (e.g., AWS DevOps Engineer, Azure DevOps, Google Cloud DevOps) will be considered a plus (Preferred). Languages + English: Ability to engage in technical conversations, work with specialized documentation, and collaborate effectively in international environments (Required) Hard Skills + Strong scripting and automation skills (e.g., Bash, Python, Shell scripting, or other automation-focused languages) (Preferred). + Experience with monitoring and logging tools (CloudWatch, Prometheus, Grafana, ELK, Datadog, or similar) (Preferred + Practical knowledge of infrastructure and deployment automation (Infrastructure as Code, CI/CD) (Preferred). + Ability to analyze metrics, logs, and system events to identify incidents and optimize system performance (Preferred). Soft Skills + Strong problem-solving skills, with an analytical mindset and focus on root cause analysis (Required). + Ownership mindset, taking responsibility for results and the stability of implemented solutions (Preferred). + Proactive attitude, anticipating risks and identifying opportunities for continuous improvement (Preferred). + Excellent communication skills, with the ability to interact effectively with both technical and non-technical stakeholders (Preferred). + Ability to collaborate in multidisciplinary environments (architecture, development, security, business teams) (Preferred). ## Description We're shaping the way we work through innovation, cutting-edge technology, collaboration and the freedom to explore new ideas. To succeed in this role, you will be responsible for: + Design, implement, and maintain the infrastructure deployed on AWS, supporting Openbank and ODS teams while ensuring scalability, resilience, and operational efficiency. + Develop and maintain scripts and automation solutions (Infrastructure as Code) to provision and decommission environments on demand, ensuring agility and optimal resource utilization. + Ensure compliance with corporate security policies, including credential management, key rotation, access controls, and hardening standards. Provide hands-on server support during deployments and production operations. + Collaborate closely with development teams to ensure that new environments meet functional, technical, and security requirements, aligning with cloud and DevOps best practices. + Lead AWS cost optimization initiatives, including resource tagging, monitoring, and usage analysis. Identify and eliminate unnecessary instances or services and investigate root causes (process or software-related) when resources are not properly decommissioned, driving structural and sustainable improvements. WHAT YOU'LL BRING Our people are our greatest strength. Every individual contributes unique perspectives that make us stronger as a team and as an organization. We're enabling teams to go beyond by valuing who they are and empowering what they bring. The following requirements represent the knowledge, skills, and abilities essential for success in this role. 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