Senior systems administrator/operations support specialist

We are seeking a Systems Administrator / Operations Support Specialist to provide high-level technical expertise and Tier 3 support for complex enterprise environments. This role is a blend of traditional systems administration, network security, and quality assurance. You will be responsible for the health of integrated technical environments, including server clusters, virtualized infrastructure, and security components. The ideal candidate will bridge the gap between day-to-day operations and project-based improvements, ensuring all activities adhere to ISO 27001 and ITIL standards.