Selected Focus Areas

Applied
Infrastructure Expertise.

This section brings together the core infrastructure areas shaping my work across systems engineering, security, storage, monitoring, and enterprise operations.

Server room infrastructure
VMware High Availability

Virtualization & Cluster Operations

Focus: Deploying and managing VMware ESXi and vCenter environments with highly available clusters backed by internal and external storage.
Context: Built around enterprise infrastructure operations rather than application-only delivery.

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Security

Firewall & VPN Administration

Day-to-day administration of FortiGate, Sophos, and Cisco security tooling, including SSL/IPsec VPNs, site-to-site tunnels, web filtering, and policy-based routing.

#FortiGate #Sophos
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Continuity

Backup & Disaster Recovery

Recovery planning and backup support using Veeam Backup & Replication together with Dell EMC RecoverPoint for enterprise data protection.

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Dell EMC SAN/NAS

Enterprise Storage Architecture

Focus: Supporting Dell EMC VNX, Unity XT, VMAX, PowerScale Isilon, Synology, and QNAP storage platforms.
Context: Practical delivery across scalable enterprise storage and data protection needs.

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Storage hardware

Windows Server Administration

Administration of Windows Server environments from 2012 to 2025, including Active Directory, DNS, DHCP, DFS, IIS, and iSCSI.

cloud_sync public
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Monitoring & Support Operations

Monitoring with Zabbix, PRTG, and ManageEngine, combined with hands-on technical support, staff training, and enterprise issue resolution.

database history
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Publication

IEEE Research Publication

This work presents a lightweight Zabbix-based monitoring and management system using Raspberry Pi for hybrid networks.

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