PROFESSIONAL EXPERIENCE

Confidential

Senior Messaging Engineer

Responsibilities:

• Design, architecture, and implementation of Confidential Exchange, Confidential Lync and Skype for Business, Mobile Iron mobile device management, Confidential Threat Management Gateways
• Tier III/IV application management including troubleshooting, performance tuning, training lower level engineers, creating documentation, day to day maintenance and administration
• Worked with Active Directory/Architecture Teams on cleaning up user accounts, mail - enabled objects, identifying DNS domains for migrating to Office 365 (identifying which domains are applied to Exchange objects and of those, which are receiving mail)
• Configured Exchange 2010 hybrid deployment and migrated over 35,000 mailboxes to Exchange Online.
• Global Administrator responsibilities including licensing, granting and creating administrative roles for Intune, Exchange Online, Skype Online, Security & Compliance Center, Confidential Teams creation and management (before this ability was granted to all users), Policy and Governance,
• Worked with Identity Management Team on the migration to SailPoint Identity Management application by providing training and scripts on managing users and mailboxes in Office 365.
• Trained Support team members and personnel at various levels on how their tasks would continue to be performed after all our mailboxes had been migrated to Exchange Online while we maintain our Hybrid Deployment. Ensured that they understood where changes need to be performed and verified that they were able to perform all necessary tasks
• Worked with the Acquisitions team on developing a streamlined process for ingestion of new acquisitions into our Office 365 environment. Worked with them on identifying all the necessary steps for account and identity management, identifying different services that would require migration/re-creation, possible data migrations, and co-existence of dual-identities during the transition from their environments to ours. Migrations have included data from on premises Exchange, Google Mail, and other Office 365 Tenants that required 3 rd party data migration tools (BitTitan, Quest On Demand Migration, and Quest On Deman Migration for Email).
• Designed, planned, and implemented the migration of on premises Exchange 2010 to Exchange 2016 into the Azure hosting environment.
• Developed PowerShell scripts for the automation of tasks to include:
• HTML reports for mailbox database monitoring
• Mailbox migration of newly created mailboxes to Exchange Online for new hire account creations
• Mailbox deletion of terminated employees
• Mobile device removal from MDM application (MobileIron)
• Active User account information compilation from multiple sources that generated input files for xMatters Alerting service import
• Management of Executives’ mailboxes to meet legal retention requirements
• Reports generation from Admin Audit logs as requested by various teams/managers
• Phishing emails attacks cleanup through Security and Compliance Center to include Searching and purging.
• Script for the creation Confidential Teams by administrators either individualy or sourced from a file
• Report to track the creation of new Teams that was generated daily.
• Connectivity to the various Office 365 services for both MFA and non-MFA configured administrator accounts
• Office 365 licenses additions and removals (before Group-based licensing was enabled), individual license options enabling and disabling while maintaining existing settings, license assignment based on roles
• Provided PowerShell code to the Identity Management team for new hire processing to help identify available email addresses for assignment, role based license assignment, and remote mailbox creation

Confidential

Senior Systems Engineer

Responsibilities:

• Architected and implemening migration to Exchange 2010 from legacy Exchange 2003 with an on - premises virtualized solution on VMware 5.1 for approximately 38,000 mailboxes across multiple datacenters geographically dispersed with site resiliency
• Architected migration of Exchange 2003 to Exchange 2010 implementing best practices for high availability including Client Access Server Arrays, SMTP Routing, and Database Availability Groups (DAGs) including multi-site DAGs for Site Resiliency
• Working with Active Directory (AD) and Quest Active Roles Server (ARS) teams to integrate and align administration of Exchange mail/mailbox-enabled objects with ARS administration templates by leveraging Roles Based Access Controls (RBAC)

Confidential

Premier Field Engineer - Messaging

Responsibilities:

• Architected and implemented migrations to Exchange 2010/2007 from legacy Exchange implementations
• In - depth knowledge of routing and transport, storage capacity planning, design and architecture, performance troubleshooting, disaster recovery, high-availability deployments, migration Superior problem solving and troubleshooting skills at the System Engineer level
• Performed health assessments of Exchange organizations to determine risks and deviations from established best practices and developed a risk mitigation plan for issues that were identified categorized by severity level
• Provided tier III/IV support (both onsite and remote) and training for junior administrators to improve their ability to troubleshoot and resolve issues
• Architected migration of Exchange 2003 to Exchange 2010 implementing best practices for high availability including Client Access Server Arrays, SMTP Routing, and Database Availability Groups (DAGs) including multi-site DAGs for Site Resiliency
• Designed migration of Exchange 2003 to Exchange 2007 implementing best practices for high availability of all Exchange services including Client Access, SMTP Routing, and Mailbox Clusters (CCR/SCR/SCC)
• Provided onsite support of virtualized Exchange environment hosted in VMWare 4.x hosts or all Exchange server roles
• Designed a solution to meet Department of Defence (DoD) Electronic Mail Retention Policies that utilized Journaling and Symantec Enterprise Vault for long term storage of all message traffic
• Developed scripts using Confidential Exchange Management Shell (EMS) (PowerShell) to automate report generation of various metrics and automate routine tasks.
• Implemented Single Sign-On (SSO) for remote clients into the Exchange environment for Outlook Web Access (OWA) and Outlook Anywhere
• Analyzed migration plans to determine deviations from best practices, identify risks and how to mitigate them, identify hardware requirements for new purchases or how to best utilize existing hardware
• Troubleshoot Exchange and Exchange performance related issues and worked with different departments to identify issues that affect Exchange such as Active Directory, DNS, IP routing issues, Certificates, Firewalls, Routers, Blackberry Enterprise Server (BES)

Confidential

Senior Messaging Engineer

Responsibilities:

• Manage existing Exchange 2003 Organization of 5000+ users in a single AD Forest and Domain, Public Folders, multiple SMTP connectors, McAfee WebShield SMTP relay servers, and Exchange 2007 Edge Transport server roles on Unclassified and Classified networks
• Troubleshoot inbound/outbound SMTP routing issues
• Installed, and configured two separate 4 node Exchange 2003 clusters
• Researched implementation of Exchange 2007 into existing Organization to match or exceed all security requirements and best practices for the JFCOM network including hardware recommendations and Server Roles configurations.
• Installed and configured Exchange 2007 Edge Transport server roles running on Windows 2003 SR2 64 - bit Operating Systems to replace existing antivirus and anti-spam SMTP relay servers
• Planned and managed migration of approximately 1TB of Exchange mailboxes and Public Folders off of NAS hardware onto a more robust and scalable HP EVA SAN and HP BL-p Class Blade server hardware with no loss of data
• Upgraded legacy Exchange application from Exchange 2000 to Exchange 2003 saving JFCOM over $200,000 in maintenance fees