Tata Consultancy Services

Messaging Operations Engineer

Tata Consultancy Services$85K — $105K *
Plano, TX 75025In-Person
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience providing Tier 3/Tier 4 operational support in Exchange Online and Microsoft 365 environments.
  • Proficiency in PowerShell for automation and administrative tasks related to Microsoft 365.
  • Experience in troubleshooting email flow issues, including connectors and transport rules.
  • Familiarity with email security tools like Proofpoint and Microsoft Defender for Office 365.
  • Hands-on experience with Outlook support and user mailbox administration.

Responsibilities

  • Provide operational support for Exchange Online and Outlook in a large enterprise setting.
  • Conduct incident response and troubleshooting for email issues with a focus on continuous improvement.
  • Administer user and shared mailboxes, ensuring adherence to least-privilege practices.
  • Manage email hygiene controls and policy troubleshooting for enhanced security.
  • Document processes, known issues, and contribute to knowledge management resources.

Benefits

  • Discretionary annual incentive for performance recognition.
  • Comprehensive medical coverage, including health, dental, and vision benefits.
  • Parental leave policies to support family needs.
  • Training reimbursement for professional development and certifications.
  • Flexible time off policies including sick leave and vacation.
Full Job Description
Must Have 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 to least-privilege practices (RBAC).
• Troubleshoot mail-flow issues (NDRs, delays, routing, connectors, 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 (e.g., 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/updates via the Microsoft 365 Apps admin center (Cloud Update) in coordination with endpoint teams.
• Document operational procedures, known errors, and configuration standards; contribute to runbooks and knowledge articles.

Good to Have:
• Microsoft Certifications for M365, Exchange, etc.
• Hands-on experience administering Proofpoint Email Protection (e.g., policy tuning, impersonation/BEC rules, URL defense, quarantine workflows, and message trace/investigations).
• Microsoft Defender for Office 365 (MDO) features and tools (Safe Links/Safe Attachments, anti-phishing, investigation workflows).
• Advanced understanding of retention policies, eDiscovery/legal hold, and data loss prevention (DLP) concepts in Microsoft Purview.
• Understanding of email authentication and deliverability (SPF, DKIM, DMARC) and tenant mail-flow design.
• Experience analyzing new Microsoft 365 features/changes and translating impact to 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/resource scenarios and AV/calendar integration.

Comfort operating in an On-Call rotation and supporting after-hours changes, as required

Roles & Responsibilities

Support a large enterprise Microsoft 365 messaging environment, providing Tier 3/Tier 4 operational support for Exchange Online, Outlook, and related services. This 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.

Generic Managerial Skills, If any

Must be able to manage tasks and assignments with minimal supervision.

Base Salary Range : $85,000 to $105,00 0 Per Annum

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.

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About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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