Full-time Company Description PSI is a leading Contract Research Organization (CRO) with 30 years of experience in the pharmaceutical industry. Originated in Switzerland, PSI is a privately owned, full-service CRO with a global reach, supporting clinical trials across multiple countries and continents. Our reputation for being highly selective about the projects we undertake highlights our commitment to delivering high-quality, timely services across a broad spectrum of therapeutic indications. Job Description We're looking for an IT Systems Engineer to join our general Infrastructure & Platform team. Full-time employment based in Spain Key Responsibilities
Design, implement, maintain, and improve Windows and Linux server infrastructure
Administer Windows Active Directory and Public Key Infrastructure (PKI)
Support enterprise applications and services hosted on Windows and Linux platforms, including email and business systems
Manage infrastructure management and supporting systems, including monitoring, patch management, configuration management, and access control services




Lead small and medium-sized infrastructure projects and participate in larger infrastructure initiatives
Perform qualification, validation, troubleshooting, and performance optimization of infrastructure systems
Maintain accurate infrastructure asset inventory, warranties, and related services
Coordinate with infrastructure vendors, including tracking deliveries, contract execution, and vendor activities
Collaborate with Network & Connectivity and Cloud & Modern Workplace teams on cross-domain initiatives
University degree in IT, Computer Science, or a related field
Full professional proficiency in English (written and spoken)
Strong hands-on experience with Windows Server and Active Directory
Experience with Windows and/or Linux server administration
Experience designing, implementing, and managing infrastructure projects
Experience with infrastructure monitoring, patch management, and configurat

📌 IT Infrastructure Engineer (Madrid)
🏢 Psi Cro
📍 Madrid