Systems Administrator
Current- Migrated the on-premises Exchange 2010 server to Microsoft 365 Exchange Online, improving scalability, accessibility, and email system reliability.- Upgraded network security by replacing SonicWall firewalls with Sophos XGS models, implementing site-to-site VPNs for seamless and secure communication across all branches, plants, and portable sites.Strengthened endpoint protection by transitioning from Symantec antivirus to Sophos Intercept X for advanced workstation and server security.- Modernized network infrastructure by deploying Aruba 6200 managed switches, creating VLANs to segment network traffic (IoT, PCN, Wi-Fi, Guest Wi-Fi, Video, and enterprise networks) for improved performance and security.- Enhanced remote access capabilities by implementing Sophos ZTNA, allowing secure connectivity to on-premises and cloud resources.- Overhauled wireless infrastructure using Aruba access points, managed through Aruba Central, for reliable and scalable Wi-Fi coverage across all sites.- Consolidated outdated servers by migrating to a Scale Computing three-node hyper-converged cluster, centralizing critical services such as DCs, DHCP, SQL, Great Plains, backups, and building security systems.- Deployed Zabbix to monitor critical applications, servers, and IoT devices, ensuring real-time insights into performance and availability.- Implemented Snipe-IT to track and manage hardware and software assets, streamlining inventory processes.- Strengthened email security with Proofpoint DLP and implemented Vaultwarden for secure, on-premises password management accessible via ZTNA.- Managed the annual operational and capital IT budgets, forecasting technology needs, prioritizing infrastructure upgrades, and ensuring alignment with organizational goals to maximize ROI.Developed and executed strategic IT roadmaps, driving system upgrades and infrastructure improvements to support long-term organizational growth and resilience.