Technology Infrastructure Officer
Led technology infrastructure and perimeter connectivity initiatives for the public institution, improving network security and secure inter-office communications. Designed identity and cybersecurity deployments to strengthen centralized access control and end-to-end encryption. Ensured operational continuity by automating monitoring, backups, and high availability architecture using enterprise tooling. • Managed Sophos XGS firewalls, Netgate VPNs, and advanced VLAN/zone segmentation for secure connectivity. • Implemented Univention (LDAP) for centralized identity management and Vaultwarden for E2E encrypted access. • Automated proactive monitoring with Zabbix, improving availability to 99.95% and reducing technical diagnosis time by 40%. • Built high-availability services with HAProxy and managed DNS, corporate email, and virtual server farms with redundancy and disaster recovery.