Niall Osullivan

Senior System Engineer @Bloomberg

Hands on lead engineer responsible for Designing, implementing and managing a multi datacenter/cluster VMware infrastructure on Cisco UCS Series hardware • Upgraded VMWare ESXi/vCenter from 5.1 to 5.5, 5.5 to 6.0/6.5 • Implemented VMWare best practices to improve reliability and performance • Designed and implemented multi-site Active Directory 2012R2/2016 environments • Design Active Directory/DNS/DHCP according to Microsoft’s best practices • Designed GPOs and GPP to manage all windows desktops and servers to deploy mapped drives, printers, lock down policies and software installations • Architected, configured and managed multi-site Exchange 2010/2013 environments with DAG’s and CAS Array’s, • Planned, upgraded and migrated Exchange environments from On-Premise to On-Premise and On-Premise to hosted solutions including Office 365 and Intermedia • Configured and maintained Mimecast SPAM Filtering Services • Setup and configured Global Relay e-mail archiving • Configured external DNS Failover with DNS Made Easy • Implemented and managed Nimble, Tegile, EMC VNX, Data Domain storage environments • Implemented and managed Fiber Channel over Ethernet (FCoE) storage zoning with Cisco Nexus 5K switches and EMC VNX SANs • Setup and managed Symantec Backup Exec to output to EMC DataDomain storage utilizing FCoE, deduplication and LTO6 tapes • Configured, deployed and managed AirWatch Mobile Device Management