• Over 14 years of cross-platform experience in system administration.• Strong troubleshooting and technical support abilities managing server infrastructures and data-center operations across Unix, Linux, Windows and macOS platforms. Effectively plan, install, configure and optimize IT infrastructures to achieve 99.98% up time and performance.• Developed strategy for securing & managing infrastructure for online financial payment portals.• LAN/WAN/NOC AdministrationACCOMPLISHMENTS• Certified PCI Internal Security Assessor• Implemented a Cisco Unity IP telephony solution for Headquarters office and remote locations with QoS using Cisco core and branch office switches. Total phones installed 150 in multiple locations a short time period.• Created MPLS using Cisco Routers between data centers.• Lead a company creating hardening guides based on (SANS, NIST, etc) standards & implemented the infrastructure based on them. • Led project team to redesign a few IT data centers. • Successfully installed/configured and managed VMware Server farms with large ESX clusters & over 300 Virtual Appliances.• Successfully installed and configured Remote Access using a small farm of Windows Terminal Servers & VMware Horizon.• Managed Firewall/VPN for HQ facility and six satellite offices using Cisco/Juniper/FortiGate.• Integrated multiple companies into Active Directory cross forest trusts.• Led a team implementing a Document Control System.• Implemented iSCSI and Fiber Channel SANs with NetApp & HP MSA.• Adhered to and enforced corporate policies regarding network security, data, and software usage.• Led the project to virtualize more than 250 servers for a large cost savings.
Listed skills include Troubleshooting, Microsoft Sql Server, Linux, Windows, and 10 others.