MSMessaging Engineer

MS365 Messaging Engineer

NTT DATA Services is seeking a Microsoft 365 Messaging Support Engineer to provide operational support and administration for Microsoft Exchange Online and related Microsoft 365 services in a large enterprise environment. The ideal candidate will be responsible for troubleshooting messaging issues, managing mail flow, supporting user and group administration, and maintaining the availability and security of Microsoft 365 messaging services.

Position Summary:

• Administer and support Microsoft Exchange Online in a large-scale enterprise environment.
• Manage mailboxes, distribution groups, shared mailboxes, resource mailboxes, and mail flow configurations.
• Troubleshoot and resolve messaging-related incidents, service requests, and escalations.
• Perform message tracing, mail flow analysis, and transport rule management.
• Support Microsoft Entra  (Azure AD) user administration, licensing, and authentication-related issues.
• Utilize Power Shell to automate administration, reporting, and operational tasks.
• Collaborate with infrastructure, security, and application teams to support Microsoft 365 services.
• Maintain operational documentation, procedures, and technical knowledge articles.
• Participate in on-call support and incident response activities as required.

Minimum Requirements:

• 3+ years of hands-on experience administering Microsoft 365 and Exchange Online in an enterprise environment supporting 1,000+ users.
• 2+ years of experience using Power Shell for Microsoft 365 administration, reporting, or automation.
• 2+ years of experience managing Exchange Online mailboxes, mail flow, transport rules, message tracing, and email troubleshooting in a production environment.

Preferred Qualifications:

• Experience supporting Microsoft Entra  (Azure AD), group management, and licensing administration.
• Experience with Microsoft Defender for Office 365, email security, and messaging compliance features.
• Knowledge of hybrid Exchange environments and Microsoft 365 migrations.
• Microsoft 365, Exchange, or Azure certifications are preferred.
• Experience working within ITIL-based support organizations.

This position is fully remote. Candidates located in the Eastern Time Zone are preferred to support team and customer collaboration requirements; however, qualified candidates from other U.S. time zones will be considered. Strong communication skills and the ability to work effectively in a team-oriented environment are essential.

Where required by law, NTT DATA provides a reasonable range of compensation for specific roles. The starting pay range for this role is $61,668– $107,063. Actual compensation will depend on a number of factors, including the candidate's relevant experience, technical skills, and other qualifications. This position is eligible for company benefits including medical, dental, and vision insurance with an employer contribution, flexible spending or health savings account, life and AD&D insurance, short and long term disability coverage, paid time off, employee assistance, participation in a 401k program with company match, and additional voluntary or legally-required benefits.