Zaragoza* Posted on 12/5/2025 #### **Humanizing Technology.** We are a large company with the spirit of a startup. We organize ourselves into expert knowledge units that collaborate with one another. At SEIDOR, we strongly believe in the growth opportunities offered by internal mobility—we consider it one of the best ways to develop ourselves, **both personally and professionally**. **ARE YOU READY TO TAKE ON THE CHALLENGE?** ------------------------ As a **Systems Administrator**, you will join our **IT Infrastructure**, **Service Management and Governance** department—a highly specialized team focused on infrastructure solutions, virtualization, on-premises and/or cloud-based systems, built upon leading market vendors’ technologies. We deliver managed infrastructure services to major national and international clients. Additionally, we undertake cutting-edge technology projects with extraordinary impact. **WHAT WILL YOU DO ON A DAILY BASIS?** ------------------------------- * You will actively participate in delivering managed infrastructure services to major national and multinational clients. * You will be responsible for administering and maintaining system infrastructure, large-scale managed services, public and private clouds, infrastructure projects, etc. * You will administer Windows Server environments. * You will administer and maintain IT systems: Windows Server, Microsoft 365, Azure. Second- and third-level technical support to clients. Server monitoring. Incident documentation and resolution. Collaboration with other departments on technology projects. **WHAT DO WE EXPECT FROM YOU?** ------------------------- * Higher vocational training degree or engineering degree in computer science or a related field. * English proficiency at “First Certificate” level or equivalent. * **Experience:** + Minimum of 3 years in infrastructure administration. + Active Directory (GPO management and optimization, Sites, Groups, etc.) + Basic infrastructure security knowledge. + Administration of virtualization infrastructures and Windows Server environments. * **The following skills will be valued:** + Cloud platforms: AWS, Google Cloud, Nutanix, etc. + Linux administration. + Any of the following environments: SQL Server, Oracle, SyBase, Postgres. + Backup tools: Veeam, NetBackup, etc. + O365. + Monitoring tools such as Nagios, PRTG, etc. #### **WHAT WILL YOU FIND AT SEIDOR?** * **A diverse team.** We respect differences that make us more human. * **Camaraderie.** We work as a team and learn from each other. * **Flexibility and work–life balance.** Remote work is in our DNA. We promote flexible working hours and offer a reduced workweek on Fridays and during July and August. * **Continuous learning.** Language, technical, and certification training, among others. * **Personalized career development**, empowering you to decide how far you want to go. * **Autonomy**, and the opportunity to propose and drive new initiatives. * **Flexible compensation program**: daycare, meal, transportation vouchers, and health insurance. * **Exclusive discounts and special conditions** on technology, entertainment, travel, etc. * You can take part in **social and environmental initiatives**. * If you have international aspirations, **we operate in 45 countries**. **Join our team and help us humanize the world through technology!**