AMMAR MIRKAR

Experience summary: • Designing and Implementation of Exchange server 2019, 2016, 2013 and Exchange server 2010. • Installation and configuration of Windows server 2016, Windows server 2012 R2, Windows 2012, Windows server 2008R2 and Windows server 2008. • Expert level troubleshooting on issues related to Outlook Connectivity with Exchange server, Exchange server performance issues, Outlook Web Access (OWA ), Active Sync, Exchange Admin Center (ECP), Autodiscover, Exchange Web Services (EWS ), OAB, Certificates, IIS etc. • Migration of Mailboxes from Exchange On premise to O365 using MRS. • Knowledge of Mail flow in Exchange and hybrid environment. • Worked on Outlook Connectivity protocol, Outlook Anywhere and MAPI. • Worked on Proxy and re-direction with Exchange CAS server in a multi-location environment. • Tools and Logs analysis: Netmon Traces, Outlook ETL, Extrace, IIS logs, HTTP proxy logs, RCA logs, LDP dump for working and non-working user, Fiddler etc. • Root Cause Analysis (RCA) on Outlook connectivity issues, EAS, OWA and performance issues (Exchange server and Windows server). • Worked on SMIME certificate. • Worked on Free/Busy, Calendar sharing, Out of Office issues and Offline Address Book. • Worked on Hybrid server for Free/busy between Exchange On-premise to O365. • Configuring and troubleshooting Federation in multi forest environment. • Setting up URL for All IIS Virtual Directories. • Troubleshooting and configuration IIS, Virtual directories and Websites. • Understanding of DAG and best practices for failover, Site resiliency environment. • Installation and configuration of Public / Private / Self Sign Certificate on Exchange CAS server. In-dept knowledge on Certificates • Worked on Outlook core issues in an Exchange environment. • Worked with Professional and Premier level Microsoft tickets. Worked as an escalation engineer with Professional level support as well. Mail flow experience in exchange and office 365