Senior Microsoft 365 Platform Lead: IAM & Security

Repligen Corporation; Delaware; On-site; USD 140,000 - 180,000; Full time

Job summary

Repligen Corporation seeks a Senior Microsoft 365 Platform Engineer to lead the engineering, administration, governance, security, and continuous improvement of the global Microsoft 365 platform.

You will own SharePoint Online, Teams, Exchange Online, and endpoint management services, ensuring secure and scalable digital workplace solutions across the enterprise. The role requires 7+ years of hands-on M365 experience and strong leadership in IAM, SSO, MFA, and governance.

Qualifications

• Bachelor's degree in Information Technology or related field, or equivalent experience.
• 7+ years hands-on Microsoft 365 administration and engineering experience in a medium-to-large enterprise.
• Deep expertise in Microsoft 365 services (SharePoint Online, Teams, Exchange Online, OneDrive), Entra ID, IAM, Intune, and governance.

Responsibilities

• Own the administration, governance, and continuous improvement of Microsoft 365 services (SharePoint Online, Teams, Exchange Online, OneDrive, Entra ID, Intune).
• Serve as Tier 3 escalation point and technical authority for M365 platform issues.
• Design and implement secure, scalable M365 solutions aligned with security standards.

Skills

PowerShell scripting

Security governance

Leadership & collaboration

Education

Bachelor's degree in Information Technology or related field

Tools

Microsoft 365 Administration

SharePoint Online Admin

Microsoft Teams

Exchange Online

OneDrive for Business

Microsoft Entra ID (Azure AD)

Identity & Access Management (IAM)

Microsoft Intune

Job description

Repligen Corporation seeks a Senior Microsoft 365 Platform Engineer to lead the engineering, administration, governance, security, and continuous improvement of the global Microsoft 365 platform.

You will own SharePoint Online, Teams, Exchange Online, and endpoint management services, ensuring secure and scalable digital workplace solutions across the enterprise. The role requires 7+ years of hands-on M365 experience and strong leadership in IAM, SSO, MFA, and governance.