Messaging Operations Engineer

Tata Consultancy Services; Plano (TX); On-site; USD 85,000 - 105,000; Full time

Benefits offered by this job

Discretionary Incentive

Medical Coverage

Parental Leaves

Insurance Options

Certification & Training Reimbursement

Vacation & Holidays

401K Plan

Job summary

Tata Consultancy Services Limited is seeking an engineer to provide Tier 3/Tier 4 operational support for Microsoft 365 messaging, including Exchange Online and Outlook. The role emphasizes incident troubleshooting, service health, mailbox administration, and mail-flow hygiene.

The candidate will work with Proofpoint and Defender for Office 365, participate in on-call rotations, and contribute to automation and documentation. Located in Plano, TX with on-site responsibilities.

Qualifications

• Must have Tier 3/4 operational support for Exchange Online including incident response and root-cause analysis.
• Administer mailboxes with permissions, delegation, and access reviews.
• Troubleshoot mail-flow issues, including NDRs, delays, connectors, and transport rules.
• Support Outlook (Classic and New Outlook) issues including profiles, shared mailboxes, and calendars.
• Operate email security controls such as Proofpoint and Defender for Office 365, including quarantine reviews and escalation.
• Use PowerShell for Exchange Online and Microsoft 365 administrative tasks and automation.
• Support Microsoft 365 Apps servicing and deployment in coordination with endpoint teams.

Responsibilities

• Provide Tier 3/Tier 4 operational support for Exchange Online, Outlook, and related services.
• Focus on incident troubleshooting, service health, and mailbox administration.
• Drive automation and improve processes through runbooks and knowledge articles.

Skills

Exchange Online operations

RBAC access reviews

Mail-flow troubleshooting

Outlook support

Email security controls

PowerShell

Microsoft 365 Apps

Documentation

Education

Bachelor of Computer Science

Tools

Proofpoint Email Protection

Microsoft Defender for Office 365

Microsoft 365 Admin Center

Job description

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