Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate

Demonstrate skills to configure, deploy, monitor, and manage Microsoft Teams Phone, meetings, and certified devices.

At a glance

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As a candidate for this certification, you’re responsible for planning, deploying, configuring, maintaining, and troubleshooting:

  • Microsoft Teams Phone
  • Meetings
  • Personal and shared space devices, including Teams Rooms and Microsoft Surface Hub

As a collaboration communications systems engineer, you have a fundamental understanding of networking, telecommunications, audio/visual and meeting room technologies, and identity and access management. You’re proficient in managing and monitoring Teams Phone, meetings, and certified devices by using:

  • Microsoft Teams admin center
  • PowerShell
  • Microsoft Teams Rooms Pro Management portal
  • Microsoft Call Quality Dashboard

You deploy and configure Teams Phone with Public Switched Telephone Network (PSTN) connectivity through:

  • Teams Calling Plans
  • Operator Connect
  • Teams Phone Mobile
  • Direct Routing

You work with:

  • Teams administrators
  • Microsoft identity and access administrators
  • Microsoft 365 administrators
  • Owners of other workloads, including facilities managers, network engineers, security engineers, device manufacturers, telephony providers, and Microsoft Certified solution providers


The English language version of this certification will be updated on April 23, 2024. Review the study guide linked to the Certification resources section for details about upcoming changes.

Skills measured

  • Plan and design collaboration communications systems
  • Configure and manage Teams meetings, webinars, and town halls
  • Configure and manage Teams Phone
  • Configure and manage Teams Rooms and devices

Prepare for the exam

Practice for the exam

Practice Assessment

Assess your knowledge

Practice assessments provide you with an overview of the style, wording, and difficulty of the questions you're likely to experience on the exam. Through these assessments, you're able to assess your readiness, determine where additional preparation is needed, and fill knowledge gaps bringing you one step closer to the likelihood of passing your exam.

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Exam Sandbox

Experience demo

Experience the look and feel of the exam before taking it. You'll be able to interact with different question types in the same user interface you'll use during the exam.

Take the exam

You will have 100 minutes to complete this assessment.

Exam policy

This exam will be proctored, and is not open book. You may have interactive components to complete as part of this exam. To learn more about exam duration and experience, visit: Exam duration and exam experience.

If you fail a certification exam, don’t worry. You can retake it 24 hours after the first attempt. For subsequent retakes, the amount of time varies. For full details, visit: Exam retake policy.

Need accommodations?

We offer a variety of accommodations to support you.

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This exam is offered in the following languages:

English, Chinese (Simplified), French, German, Japanese, Portuguese (Brazil), Spanish

Schedule through Pearson Vue

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Price based on the country or region in which the exam is proctored.

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Certification resources

Exam MS-721 study guide

Focus your studies as you prepare for the exam. Review the study guide to learn about the topics the exam covers, updates, and additional resources.

Certification poster

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