System Administrator

About the role This isn’t a role where everything has already been built. As SkyNRG expands its Sustainable Aviation Fuel production capabilities, our IT infrastructure is growing with us. We are looking for a System Administrator who is excited to build, improve, and take ownership of the infrastructure supporting both our corporate environment and new production sites. From Microsoft 365 and Azure to on-premises servers, storage, virtualization, and OT hosting environments, this role offers broad ownership across SkyNRG’s hybrid infrastructure. The focus is clear: keeping critical systems secure, resilient, and ready to scale as the company grows. Based at our Amsterdam headquarters, the role also involves regular travel to our production site during construction and commissioning and reports to the IT Operations & Infrastructure Manager. Your Responsibilities: • Build and operate the on-premises server, storage, and virtualization platforms at headquarters and production sites, including the OT hosting environment • Administer Windows Server and Active Directory, including the domain services that support our production environment • Manage Microsoft 365, Entra ID, Intune, and Azure resources, preferably through infrastructure as code • Own backup, recovery, and disaster recovery, including regular restore tests and offline-capable backups for OT systems • Run patching, hardening, and vulnerability remediation for servers and endpoints • Manage the hardware lifecycle with…