System Administrator, Microsoft 365

Responsibilities

• Microsoft 365 Administration
• Administer and maintain Exchange Online, including mail flow, mailbox permissions, transport rules, and hybrid configurations.
• Manage Microsoft Teams settings, policies, and integrations with other M365 services.
• Oversee Microsoft Purview for compliance, data governance, and lifecycle management.
• Monitor service health, usage analytics, and proactively resolve issues across M365 services.
• Tenant-to-Tenant Migration & Domain Management
• Plan and execute email migrations between Microsoft 365 tenants using BitTitan MigrationWiz.
• Perform domain migrations between tenants, including DNS updates, domain verification, and service reconfiguration.
• Manage domain registrars, including renewals, DNS record updates, and registrar transfers.
• Coordinate with internal and external stakeholders to ensure seamless transitions with minimal disruption.
• Security, Compliance & Journaling
• Implement and manage DLP, retention policies, eDiscovery, and compliance manager settings in Microsoft Purview.
• Perform searches and exports of email data from journaling providers to support legal, compliance, and archival requirements.
• Ensure M365 configurations align with organizational security and compliance standards.
• Automation & Scripting
• Develop and maintain PowerShell scripts to automate administrative tasks and generate reports.
• Document procedures, configurations, and change management activities.
• Support & Collaboration
• Provide Level 3 support for Microsoft 365-related incidents and escalations.
• Collaborate with infrastructure, security, and compliance teams to support business needs.

Requirements

• 3+ years of experience administering Microsoft 365 environments.
• Strong expertise in Exchange Online, Microsoft Teams, and Microsoft Purview.
• Proven experience with BitTitan MigrationWiz for tenant-to-tenant migrations.
• Experience migrating domains between Microsoft 365 tenants and managing domain registrars.
• Experience with email journaling systems and exporting data for compliance or legal purposes.
• Proficiency in PowerShell scripting for automation and reporting.
• Familiarity with Microsoft 365 security and compliance frameworks.
• Excellent troubleshooting, communication, and documentation skills.
• Microsoft certifications (e.g., MS-203, MS-700, SC-400) are a plus.
• Microsoft 365 Certified: Security Administrator Associate
• Microsoft 365 Certified: Teams Administrator Associate
• Microsoft Certified: Security, Compliance, and Identity Fundamentals
• Microsoft Certified: Identity and Access Administrator Associate
• Preferred Skills:
• Experience with hybrid Exchange environments.
• Knowledge of Microsoft Entra ID (formerly Azure AD) and conditional access policies.
• Familiarity with Microsoft Defender for Office 365.
• Microsoft Learnings:
• Enabling & Managing Office 365 (M20347)
• Office 365 Administration and Troubleshooting (M10997)
• Administering Microsoft Exchange Server 2016 (M20345)
• SharePoint 2016 for Site Owners (6870L)
• SharePoint 2016 for Site Members (6869L)
• Physical Requirements
• This position requires the physical capabilities to work in an office environment, which may include prolonged periods of sitting at a desk and working on a computer. Corient seeks to make reasonable accommodations that enable individuals with disabilities to perform essential duties when possible.
• This position may require the ability to lift up to 15 pounds.
• This position is required to work onsite 4 days per week.
• U.S. Eligibility Requirements
• Must be 18 years of age or older.
• Corient participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in th

Benefits

Additional Information

Join a team that values your ambition and empowers your growth At Corient, we help high- and ultra-high-net-worth individuals and families to enjoy a full life, while enabling them to preserve their wealth for future generations, and provide for the people, causes and communities they care about. We focus on exceeding expectations, simplifying lives, and establishing legacies that last for generations. We are always looking for talented and motivated individuals to join our team. If you want to work for a company that values your contributions and supports your growth, we would like to meet you.

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