Senior Microsoft 365 Platform Architect & IAM Lead

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

Benefits offered by this job

Bonus program

Equity potential

Paid time off

Health/dental/vision

Retirement benefits

Job summary

Repligen Corporation seeks a Senior Microsoft 365 Platform Engineer to lead governance, security, and improvements across the global M365 platform. You will drive SharePoint Online, IAM, Entra ID, and endpoint management while serving as the technical authority for platform initiatives.

Ideal candidates have 7+ years in M365, strong PowerShell and Microsoft Graph automation skills, and experience with Hybrid Identity and security controls.

Qualifications

• Bachelor’s degree or equivalent experience in IT/CS or related field.
• 7+ years hands-on Microsoft 365 administration and engineering in large teams.
• Strong expertise in M365 suite, SharePoint Online, Teams, Exchange Online, OneDrive, Entra ID.
• Experience with IAM, SSO, MFA, Conditional Access, PIM, Identity Governance.

Responsibilities

• Own admin, governance, and improvement of Microsoft 365 services including SharePoint Online, Teams, Exchange Online, and Intune.
• Act as Tier 3 escalation point and technical authority for M365 platform issues.
• Design secure, scalable M365 solutions aligned with security standards.
• Lead governance, permissions, site lifecycle, and migration initiatives for SharePoint.
• Manage IAM capabilities including Hybrid Identity, SSO, MFA, and Conditional Access.
• Support integrations using SAML, OAuth, OpenID Connect, SCIM.
• Oversee endpoint management with Intune and Windows Autopilot.
• Develop automation with PowerShell and Microsoft Graph.
• Monitor health, performance, security posture, and compliance metrics.
• Partner with Cybersecurity to implement security and governance controls.

Skills

Microsoft 365 Administration

SharePoint Online Administration

IAM / Entra ID

PowerShell scripting

Microsoft Graph automation

Hybrid Identity

Endpoint management (Intune)

Education

Bachelor's degree in IT/CS or related

Tools

Microsoft Intune

Azure AD / Entra ID

Microsoft Defender / Purview

Job description

Repligen Corporation seeks a Senior Microsoft 365 Platform Engineer to lead governance, security, and improvements across the global M365 platform. You will drive SharePoint Online, IAM, Entra ID, and endpoint management while serving as the technical authority for platform initiatives.

Ideal candidates have 7+ years in M365, strong PowerShell and Microsoft Graph automation skills, and experience with Hybrid Identity and security controls.