Building reliable infrastructure through observability, secure server operations, and deployment automation.

• Manage and monitor network infrastructure for 150+ endpoints using LibreNMS, Zabbix, and SNMP-based alerting, reducing unplanned downtime by approximately 30%.
• Administer Ubuntu, CentOS, and Windows Server environments, including user management, patch management, and performance tuning.
• Configure VoIP, VPN, VLAN segmentation, NAT, and firewall rules across Cisco and MikroTik switches and routers.
• Research and implement Docker, Kubernetes, Ansible, and Terraform to improve deployment reliability and automation.
• Harden production servers using SELinux, SSL/TLS, iptables, and firewalld.
• Configure VLANs, STP, and OSPF, troubleshoot Layer 2 and Layer 3 issues, and document runbooks and incident response procedures.

Developed the networking and troubleshooting foundation that supports a practical DevOps career.

• Provided Tier-1 and Tier-2 technical support for hardware, software, and network connectivity issues.
• Assisted with network setup and maintenance for lab and classroom environments.