Senior Microsoft 365 & Exchange Platform Engineer

Summit Tech Partners; Irving (TX); On-site; USD 110,000 - 150,000; Full time

Job summary

Summit Tech Partners in Irving, TX is seeking an experienced Microsoft 365 / Exchange Engineer to design, implement, and support enterprise messaging, collaboration, and AI-driven productivity solutions.

This role focuses on managing Microsoft 365 environments, Exchange Online and Hybrid deployments, email security platforms, and advancing Copilot and Azure AI Foundry initiatives, with onsite work five days a week.

Qualifications

• Bachelor's degree or equivalent practical experience.
• 5+ years in Microsoft 365 administration or enterprise collaboration.
• 5+ years supporting Exchange Online and Hybrid environments.
• Experience with PowerShell scripting and automation.
• Experience implementing and managing enterprise email security solutions.
• Experience designing and deploying Microsoft 365-based solutions.

Responsibilities

• Design, implement, and maintain Microsoft 365 services and enterprise messaging solutions.
• Administer and support Exchange Online and Hybrid Exchange environments.
• Develop and deploy new business solutions using Microsoft 365, Copilot Studio, Power Automate, and Azure AI Foundry.
• Manage Microsoft Entra ID and Intune administration.
• Implement and maintain email security technologies (Proofpoint, Mimecast, EOP).
• Configure and support Defender for Office 365 and threat protections.
• Manage mail flow, transport rules, quarantine policies, and compliance requirements.
• Develop PowerShell automation to improve efficiency.
• Collaborate with business and tech teams to identify automation and AI opportunities.
• Provide advanced troubleshooting and escalation for messaging and security services.

Skills

PowerShell scripting

Automation

Email security

Exchange Online

Hybrid deployments

Education

Bachelor's degree or equivalent practical experience

Tools

Proofpoint

Mimecast

Defender for Office 365

Job description

Summit Tech Partners in Irving, TX is seeking an experienced Microsoft 365 / Exchange Engineer to design, implement, and support enterprise messaging, collaboration, and AI-driven productivity solutions.

This role focuses on managing Microsoft 365 environments, Exchange Online and Hybrid deployments, email security platforms, and advancing Copilot and Azure AI Foundry initiatives, with onsite work five days a week.