IT Systems Engineer (Windows Server Administration)

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.

At PSI, we foster an environment where a diverse range of colleagues feel welcomed and valued. Our inclusive culture is a cornerstone of our success, enabling us to attract and retain top talent globally.

We are not just about conducting clinical trials; we are about building a community where every team member has the opportunity to thrive and contribute to groundbreaking advancements in the pharmaceutical industry.

We’re looking for a skilled IT Systems Engineer with a primary focus on Windows Server Administration to join our global IT Infrastructure team. In this role, you will participate in the evaluation, testing, implementation, and management of infrastructure systems supporting PSI’s business operations across the APAC region.

Full-time employment in Singapore



Key Responsibilities

• Maintain, upgrade, and improve company IT infrastructure systems
• Manage and maintain virtualization platforms, primarily VMware
• Administer Windows Active Directory, virtual machines, and servers running primarily on Windows
• Support and maintain Microsoft 365 services: Exchange Online/Hybrid, SharePoint, Teams, Intune, and PowerApps
• Ensure reliable and consistent backup operations using Veeam
• Collaborate with international IT teams across Europe and the US

Must-have qualifications

• University degree in IT, Computer Science, or a related field
• Full professional proficiency in English (written and spoken)
• Expert knowledge of Microsoft Windows Server and Windows Active Directory, including hybrid identity integration with Entra ID and Public Key Infrastructure (PKI)
• Strong understanding and hands-on experience with SMTP, SPF, DKIM, DMARC, and Microsoft Exchange in high-availability and hybrid configurations
• Knowledge of virtualization concepts and practical hands-on experience at VMware Certified Professional level (certification is a plus)
• Hands-on expertise with Microsoft 365 tools and services
• Practical experience with Veeam for backup and disaster recovery
• Experience in designing, implementing, and managing complex IT infrastructure projects, adhering to high-availability architecture and security-by-design principles
• Ability to document and maintain detailed technical documentation and procedures

Good to have

• Experience with virtualization technologies other than VMware, such as ProxMox or Hyper-V
• Familiarity with Microsoft Azure, Entra ID, Identity and Access Management (IAM), and Multi-Factor Authentication (MFA)
• Proficiency in PowerShell or other scripting languages
• Experience with automation tools and workflows
• Knowledge of monitoring systems, patch management, and incident management processes
• Understanding of change management methodologies and best practices
• Experience in Linux administration

What We Offer

• A collaborative and international work environment, «follow the sun» support model
• Opportunities to work on large scale, global infrastructure projects
• Competitive compensation and flexible work arrangement
• Meaningful mission – be part of a clinical research organization that helps brining new medicines to the patients