Mark Griego Email & Phone Number

Greater San Diego Area

Responsible for the design, implementation and maintenance of Compellent enterprise Storage Area Networks, Windows Server farms, VMware ESXi, Backups, Disaster Recovery, and Active Directory, Barracuda Load Balancers'/firewalls, Barracuda SPam filters and Archivers..• Responsible for the day-to-day operation of the San Diego City Employees’ Retirement System IT infrastructure managing 100+ Servers 7/24/365.• Successfully migrated over 100+ computer systems from Windows 2003 to Windows 2016 on HP Compaq Proliant DL and Blade servers and VM machines.• Project and Technical lead on the implementation and migration of virtual server farms using VMware. This project helped reduce the datacenter cost by 50% per year and speed up the implementation and development of new systems, and overall performance.• Architected an enterprise infrastructure solution to accommodate high storage and bandwidth demand throughout the City of San Diego to help reduce the overall storage cost by 45% per year and to improve capacity, security, and overall performance.• Implemented elegant and easy-to-use network monitoring system to provide detailed reports and allow for proactive monitoring. Led the setup and installation of Adobe Connect Server and configured for Single-Sign-On with SSL security. Managed 99.9% uptime on 100+ servers including enterprise SQL server (physical and VMware). Created technical server and backup specifications for San Diego Geographic Information Source. Created and developed an imaging procedure for servers saving 6 hours per server of setup time.

Greater San Diego Area

Responsible for the design, implementation and maintenance of enterprise Storage Area Networks, Windows Server farms, VMware ESXi, Backups, Disaster Recovery, and Active Directory.• Responsible for the day-to-day operation of the San Diego City Employees’ Retirement System IT infrastructure managing 70 Servers 7/24/365.• Successfully migrated over 70 computer systems from Windows 2003 to Windows 2008 R2 on HP Compaq Proliant DL and Blade servers and VM machines.• Project and Technical lead on the implementation and migration of virtual server farms using VMware. This project helped reduce the datacenter cost by 50% per year and speed up the implementation and development of new systems, and overall performance.• Architected an enterprise infrastructure solution to accommodate high storage and bandwidth demand throughout the City of San Diego to help reduce the overall storage cost by 45% per year and to improve capacity, security, and overall performance.• Implemented elegant and easy-to-use network monitoring system to provide detailed reports and allow for proactive monitoring. Led the setup and installation of Adobe Connect Server and configured for Single-Sign-On with SSL security. Managed 99.9% uptime on 70 servers including enterprise SQL server (physical and VMware). Created technical server and backup specifications for San Diego Geographic Information Source. Created and developed an imaging procedure for servers saving 6 hours per server of setup time.

August 1998 - April 2001 Systems Administrator• Administration of Novell LAN/Windows and UNIX server systems and backups.• Installed and maintained all computer/network hardware(Switches, Hubs, Routers, Cable/DSL Modems, Wireless Access Points, and VPN devices), software and telephone equipment (PBX, voicemail systems.• Maintained operability and security of PC’s and network systems. • Setup and tested 3Com®'s large and small office 802.11 wireless LAN access points.• Configured VPN security remote access.June 1995 - August 1998 Product Support Specialist Poway, CA• Responsible for implementing Chase Manhattan Bank's custom online banking service with Bell Atlantic (former Nynex) using X.25 and TCP/IP protocol sets.• Provided online technical assistance for product installation, troubleshooting and testing.