New 
Messaging Operations Engineer
 Tata Consultancy Services | |
$85,000 - $105,000
| |
sick time, 401(k)
| |
 United States, Texas, Plano | |
 Oct 28, 2026 | |
|
Job Description
Must Have Technical/Functional Skills * Provide Tier 3/Tier 4 operational support for Exchange Online, including incident response, troubleshooting, and root-cause analysis. * Administer user, shared, and resource mailboxes, including permissions, delegation, and access reviews aligned with least-privilege practices (RBAC). * Troubleshoot mail-flow issues, including NDRs, delays, routing, connectors, and transport rules, and perform message trace and email-header analysis. * Support Outlook (Classic and New Outlook) issues, including profiles, shared mailboxes, add-ins, and calendaring. * Operate email security and hygiene controls, such as Proofpoint and Microsoft Defender for Office 365, including quarantine review, policy troubleshooting, and escalation to security partners as needed. * Use PowerShell to perform Exchange Online and Microsoft 365 administrative tasks, reporting, and operational automation. * Support Microsoft 365 Apps servicing and organizational deployment and updates through the Microsoft 365 Apps admin center (Cloud Update), in coordination with endpoint teams. * Document operational procedures, known errors, and configuration standards, and contribute to runbooks and knowledge articles. Good to Have * Microsoft certifications for Microsoft 365, Exchange, or related technologies. * Hands-on experience administering Proofpoint Email Protection, including policy tuning, impersonation and BEC rules, URL Defense, quarantine workflows, and message trace and investigations. * Experience with Microsoft Defender for Office 365 features and tools, including Safe Links, Safe Attachments, anti-phishing, and investigation workflows. * Advanced understanding of retention policies, eDiscovery and legal hold, and data loss prevention (DLP) concepts in Microsoft Purview. * Understanding of email authentication and deliverability, including SPF, DKIM, and DMARC, and tenant mail-flow design. * Experience analyzing new Microsoft 365 features and changes and translating their impact for stakeholders and business workflows. * Familiarity with Teams, Outlook calendaring dependencies, and Entra ID (Azure AD) identity concepts used in messaging operations. * Experience supporting conferencing, room, and resource scenarios and AV/calendar integration. * Comfort participating in an on-call rotation and supporting after-hours changes as required. Roles & Responsibilities Support a large enterprise Microsoft 365 messaging environment by providing Tier 3/Tier 4 operational support for Exchange Online, Outlook, and related services. The role focuses on incident troubleshooting, service health, access and mailbox administration, mail-flow hygiene, and continuous improvement through automation, documentation, and participation in delivery and migration initiatives. Salary Range: $85,000 - $105,000 per year
TCS Employee Benefits Summary: Discretionary Annual Incentive. Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans. Family Support: Maternal & Parental Leaves. Insurance Options: Auto & Home Insurance, Identity Theft Protection. Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement. Time Off: Vacation, Time Off, Sick Leave & Holidays. Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing. Location
Plano, TX
Function
TECHNOLOGY
Role
Engineer
ID
437055
Skills
Operations
Salary Range
$85,000 - $105,000 Desired Candidate Profile
Qualifications BACHELOR OF COMPUTER SCIENCE | |