Microsoft Systems Engineer

Onsite in MA 3x per week, non-negotiableWe are looking for a Systems Engineer to join our team in Massachusetts and provide senior-level expertise across Microsoft 365 environments. This position is suited for someone who excels at solving complex technical challenges, guiding enterprise integration efforts, and partnering with cross-functional teams to deliver secure, well-structured outcomes. The role offers the opportunity to influence architecture decisions while remaining deeply involved in hands-on engineering work.

Responsibilities:

• Direct Microsoft 365 integration efforts related to organizational consolidation, including planning, coordination, and execution across multiple environments.
• Develop identity integration approaches using Azure AD and Entra ID, covering synchronization, domain alignment, and access control design.
• Oversee the migration and integration of Exchange Online, including mailbox transitions, mail routing, retention configuration, and discovery requirements.
• Manage SharePoint Online and OneDrive integration activities, including content structure, permissions alignment, and data movement planning.
• Build and use PowerShell-based scripts and automation processes to improve consistency, accuracy, and repeatability throughout migration work.
• Collaborate with security, compliance, and legal stakeholders to align access policies, governance standards, retention practices, and eDiscovery needs.
• Provide technical direction during cutover windows and deliver support to stabilize services following implementation.
• Act as the primary technical advisor for Microsoft 365 architecture, integration strategy, and risk reduction best practices.