Messaging Administrator - Active Directory

Key Responsibilities

• Administer, troubleshoot, and maintain Microsoft Exchange environments (2010, 2013, 2016, 2019).
• Manage Office 365 environments including mailbox migrations, policy configurations, and compliance enforcement.
• Implement and maintain Cisco IronPort email security solutions.
• Oversee hybrid mail flow configurations, connectors, and coexistence between on-premises Exchange and Exchange Online.
• Resolve technical issues related to OWA, ECP, Autodiscover, Database Availability Groups (DAG), SSL certificates, and IIS.
• Manage user and group accounts, including distribution lists, public folders, and shared mailboxes.
• Support Azure AD Connect, ADFS, and Single Sign-On (SSO) integrations.
• Develop and execute PowerShell scripts to automate Exchange and Office 365 tasks.
• Maintain email retention policies, eDiscovery workflows, and compliance configurations.
• Provide Level 2 an...