Danaher Corporation

Senior Messaging Specialist

Blake, Cassels & Graydon LLP

Infrastructure Specialist

•	Manage Microsoft Exchange messaging administrations of 2003/2007/2010 steady state environment for more than 100,000 users: high availability Exchange databases, antivirus applications, messaging filtering and error log tracking (ForeFront Protection and Symantec Protection). 
•	Lead various teams for user migration projects from Exchange 2003 to Exchange 2007.
•	Create numerous how-to materials for client managers to train employees in specific technical topics, as well as internal documents within the team on how to solve specific issues.
•	Administer escalation and on-call support for messaging platforms.
•	Designated Technical Specialist and Account Focal on third-party Active Directory user management portal for administrating distribution list and security memberships in the client’s organization.
•	Conduct necessary projects to meet service level agreement regarding Exchange messaging and collaboration: shared folders management, messages, calendars, meeting resources, distribution lists, securities certificates, Outlook Web Access and ActiveSync.
•	Advise and execute change management and deployment of software patches and upgrades.
•	Implement and administer comprehensive mail archive solutions from end to end through Enterprise Vault.

Senior Messaging System Administrator

BlackBerry

•	Investigated and resolved escalations from various support groups: IT services and premiere enterprise groups.
•	Developed technical documents/educational presentations for peers and support groups.
•	Administered and configured various servers: BlackBerry Enterprise Server 4.1.x & 5.x, BlackBerry Administrative Service, Exchange servers (2003/2007/2010), Windows active directory (2003/2008), Office Communications Server (2007/2010) and web servers for simulations and testing.
•	Created server scripts, database scripts and bug reproduction with developers.
•	Collaborated constantly and acted as a command center for internal and external groups: Microsoft’s support engineers, escalation engineers and developers on Root Cause Analysis (RCA) and cross-platform bugs.
•	Advocated consumers’ needs at various project meetings for designing a suitable resolution: workarounds, knowledge based articles and future software builds.
•	Researched projects on future BlackBerry technologies with a focus on the development of format and scope of support.

Software Development Support Specialist

EVault

•	Investigated and resolved escalations from consumer/enterprise customer service representatives.
•	Conducted and documented bug and software testing, as well as created relevant knowledge based documents for internal and external viewers.
•	Specialized in Exchange server’s Recovery Storage Group store level, and MAPI brick level.
•	Initiated disaster recovery for workstations, Window’s active directory and Exchange servers.
•	Executed installation, maintenance, backup and recovery within Microsoft based application plug-ins: Open files, Exchange server (2000/2003), MS SQL server (2000/2005) and Oracle.
•	Troubleshoot vault management system for backup and recovery across different platforms: Windows, Linux, Unix, Novell Netware and AS/400.

Technical Support Engineer

Microsoft

•	Resolved the 2007 Daylight Saving Time Change Crisis by providing extensive consultation for corporate clients, mentorship and peer support, workarounds and troubleshooting.
•	Collaborated closely with Microsoft internal engineers (Networking, IIS, Directory services, Client-Server infrastructure team) and third party software vendors (Norton, VERITAS, and McAfee).
•	Advise clients on the management of their servers and instruct them on the specific steps in administering, maintaining and resolving various problems.
•	Specialized in Exchange server’s Disaster Recovery.
•	Implemented Blackberry’s service account and permissions to access mail server: utilized knowledge in LDAP, ADSI and ACL permissions.
•	Executed installations and support for Microsoft Exchange server 5.5/2000/2003/2007 in pure/mix modes: Active Directory Migration Tool (ADMT), Active Directory Connector (ADC), ExMerge, Microsoft Clusters, DNS, InterOrg utility, Networking and IIS.
•	Analyzed server performance, Schedule + Free/Busy, Permissions, public folders, offline address book, and recipient policies.
•	Created detailed case documents on consultations, action plans and troubleshooting.

Microsoft Exchange Support Engineer

Alex has over 15 years of in-depth experience in the IT industry, delivering high-quality professional services and personalized IT solutions to several Fortune 100 companies. He specializes in Microsoft Exchange and O365 messaging solutions, Active Directory (Clustering, DNS, IIS, LDAP, ADSI, GPO) and Azure. He was a software development specialist who worked comprehensively on BlackBerry Enterprise Server 4.1.x and 5.x versions with C++/Java. Alex is very committed and devoted to his profession and would be a valuable asset to any organization.

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