Microsoft Systems Engineer @ Microsoft Exchange Engineer for 20,000+ users globally. On-Premise Exchange 2010 Enterprise with Office 365 deployment coexistence. ADFS / DirSync PowerShell Proficient Migration and coexistence of enterprise Exchange 2007 environment to Exchange 2010. Virtualized Edge, Hub Transport and Client Access Array (F5 BIG-IP) roles using VMware ESXi 5. Mailbox DAG stretched across AD sites for high availability and disaster recovery. Full functioning hot DR site with all Exchange roles available Microsoft ISA Administration for OWA, ActiveSync and OCS 2007/Lync 2010 Forefront Online Protection for Exchange / Exchange Online Protection Mobile device management via MobileIron SCOM and SCCM administration From January 2012 to Present (4 years) Senior Network Engineer @ Design, implementation and administration of Microsoft Exchange 2007 collaboration system with high availability for global company with user base across US, India and China. Included clustered mailbox roles, load balanced client access / hub roles and third party edge roles. Administration of MS ISA servers, Blackberry Enterprise Server, FiberLink Maas360 as MDM service implementation to secure mobile devices – android, iOS and Windows mobile devices including rooted and jail broken devices. Manage clustered Symantec Brightmail and SUSE Linux M+ Guardian smtp gateways for processing of spam, virus, content and forbidden files on the edge. Maintain all SSL security certificates for all communication through managed PKI. Enforce TLS transmission requirements. From 2007 to January 2012 (5 years) Sr. Network Engineer @ Information systems team lead and network engineer on the data infrastructure team responsible for supporting over 100+ servers at corporate data center and 30+ remote locations. Systems administration of mixed Microsoft Windows Active Directory and Novell eDirectory environment supporting 1500+ users with primary role being messaging systems. Consolidation of all remote GroupWise systems to corporate and then move of GroupWise system from NetWare with local system storage to OES and fiber connected SAN storage. Completed end to end migration of NetWare/OES environment to Microsoft Active Directory Windows Server environment including Microsoft Exchange migration. From 1998 to 2007 (9 years) Technical Support Manager @ From 1996 to 1998 (2 years)

Bachelor of Science, Communications Technology @ Eastern Michigan UniversityUniversity of Michigan Tim Tye is skilled in: Active Directory, Email, Microsoft Exchange, Disaster Recovery, Symantec Security, Microsoft Technologies, Blackberry Enterprise Server, Windows Server, Servers, Data Center, VMware ESX, Networking, Lync Server 2010, VMware, Lync, Security, DNS