System Administrator, Microsoft 365

Key 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.

Qualifications:

• 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)

This position description is intended to provide a general overview of the expectations and responsibilities of this position and may not include all tasks that may be assigned. As the nature of business demands change, so may the functions of this position. Additional duties and responsibilities may be assigned with or without notice. 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.
• Must have unrestricted work authorization to work in the United States. For U.S. employment opportunities, Corient hires U.S. citizens or permanent residents. Exceptions to these requirements will be determined based on shortage of qualified candidates with a particular skill. Corient will require proof of work authorization.
• Must be willing to execute Corient's Employee Agreement or Confidentiality and Non-Disclosure Agreement, which require, among other things, post-employment obligations relating to non-solicitation, confidentiality, and non-disclosure.

What You Can Expect from Us Our dedication to the Employee Experience at Corient is aimed at supporting, empowering, and inspiring our talented team through:

• 401(k) Plan with Employer Matching
• Four Medical Plan options that is generously subsidized by Corient
• Employer paid Dental, Vision & Life and AD&D Insurance
• Employer paid Short-term & Long-term Disability
• Paid Maternity & Parental Leave
• Flexible Spending Accounts & Health Savings Accounts
• Dependent Care FSA
• Commuter & Transit FSA
• Corporate Discount Program - Perkspot
• Training Reimbursement
• Paid Professional Designations
• Giving back to the community - Volunteer days

This position description is intended to provide a general overview of the expectations and responsibilities of this position and may not include all tasks that may be assigned. As the nature of business demands change, so may the functions of this position. Additional duties and responsibilities may be assigned with or without notice. Apply tot his job Apply To this Job