Sr. Microsoft 365 Engineer

Role: Senior Microsoft 365 Engineer - Power Platform & Automation

Industry: Professional Services / Information Technology

Location: Chicago, IL – Hybrid

Assignment Type: Direct Hire / Permanent

Salary: $110,000 – $120,000 / year

Work Schedule: Hybrid – Monday, Wednesday, Thursday onsite

Our client, an established professional services organization headquartered in Chicago, is seeking a Senior Microsoft 365 Engineer to join its Infrastructure and Engineering team.

This is a senior-level, hands‑on engineering opportunity focused on designing, implementing, securing, and optimizing enterprise Microsoft 365 solutions, with a strong emphasis on Microsoft Power Platform, specifically Power Apps and Power Automate
.

The ideal candidate brings deep Microsoft 365 engineering expertise across Exchange Online, SharePoint Online, Microsoft Teams, One Drive, and Microsoft Entra , along with demonstrated experience building Power Apps, automating business workflows, and developing solutions using Power Shell and Microsoft Graph.

This position goes beyond traditional Microsoft 365 administration. We're seeking someone who can independently engineer solutions, troubleshoot complex technical challenges, lead migrations, and help the organization maximize its investment in Microsoft technologies.

• Design, implement, administer, and optimize enterprise Microsoft 365 services.
• Support Exchange Online, SharePoint Online, Microsoft Teams, One Drive, and Microsoft Entra .
• Serve as a senior escalation point for complex Microsoft 365 issues involving identity, mail flow, collaboration, licensing, compliance, and user experience.
• Monitor service health, performance, adoption, configuration, and operational risks.
• Develop and maintain technical documentation, operational procedures, and engineering standards.
• Partner with Infrastructure, Information Security, Service Desk, and business stakeholders to deliver secure and scalable solutions.

• Design, build, implement, and support Power Apps applications and Power Automate workflows.
• Identify opportunities to automate manual business processes and improve operational efficiency.
• Develop enterprise solutions using Microsoft Power Platform.
• Troubleshoot and optimize existing Power Apps and Power Automate solutions.
• Partner with business stakeholders to understand requirements and translate them into technical solutions.
• Integrate Microsoft 365 services and business applications through automation.
• Help establish Power Platform governance, security, and application lifecycle standards.

• Develop and maintain advanced Power Shell scripts to automate Microsoft 365 administration.
• Utilize Microsoft Graph and APIs to integrate systems and automate recurring processes.
• Create repeatable automation workflows to improve efficiency and reduce manual intervention.
• Troubleshoot automation failures and optimize existing scripts and integrations.
• Establish standardized processes for Microsoft 365 administration and deployments.

• Implement and maintain Microsoft 365 security and compliance controls.
• Support Microsoft Purview
  , including:
  • Data Loss Prevention (DLP)
  • Retention policies
  • eDiscovery
  • Sensitivity labels
  • Auditing and compliance
• Manage identity and access controls using Microsoft Entra .
• Support least-privilege administration and security best practices.
• Collaborate with Information Security to identify and remediate security risks.
• Help improve Microsoft Secure Score and overall platform governance.

• Plan and execute Microsoft 365 tenant migrations and workload consolidations.
• Support…