Systems Administrator
Chicago, Illinois, Us
Planned, implemented, maintained and upgraded the enterprise server infrastructure consisting of over 300 Windows servers. Manage VMware ESX, EMC Clariion Arrays, Exchange, Active Directory and Citrix Metaframe. • Saved an estimated $60,000 a year by architecting and implementing a VMWare ESX environment, virtualizing over 90% of servers including SAP and other tier 1 applications.• Designed and implemented migration from Exchange 2003 to 2010.• Architected a WAN optimization solution based on Riverbed Steelhead devices, shrinking time to replicate SAP Avamar backups from more than 18 hours to under 12 hours and hitting RPO of 15 minutes for SAP RecoverPoint replication. Invited to present use case at Gartner Datacenter conference in December of 2011.• Design, manage and maintain EMC VNX and VNXe series based SAN solutions.• Architected disk based backup solution using EMC Avamar.• Co-led a project to move all production IT equipment from office server room to a state of the art datacenter.• Increased worker productivity by planning and implementing file server migrations from old hardware with Windows 2000 Server to new hardware with Windows Server 2003and from Server 2003 to 2008.• Primary technical services team member on project to implement SAP as the company’s Enterprise Resource Planning application adding reporting and other features not previously available.• Planned and implemented disaster recovery ensuring the business can continue to operate even if the primary datacenter was to be completely destroyed.• Manage and maintain Active Directory and group policies.