Track Lead - Microsoft 365 Administration

Experience: 6 to 10 years

Location: Sholinganallur, India

Skills: Microsoft 365, Exchange Online, SharePoint Online, OneDrive for Business, Microsoft Teams, Azure AD, Entra ID, Conditional Access, MFA, passwordless authentication, Identity Protection, Azure AD Connect, Federation, RBAC, PIM, Microsoft Defender for Office 365, Microsoft Defender for Identity, Microsoft Purview, DLP policies, Information Protection, sensitivity labels, Retention, eDiscovery, PowerShell scripting, Hybrid M365 environments, Security & compliance features, analytical skills, problem-solving skills, knowledge-sharing, Microsoft 365 Certified: Enterprise Administrator Expert, Azure Administrator Associate, Security, Compliance, and Identity Fundamentals, ITIL Foundation

Job Summary
Role Summary The Microsoft 365 L3 Administrator is a senior technical escalation role responsible for the architecture, advanced troubleshooting, security, governance, and optimization of Microsoft 365 services. This role handles complex incidents, drives root‑cause analysis, implements enterprise‑grade solutions, and provides technical leadership to L1/L2 teams.

Key Responsibilities
Key Responsibilities
1. Microsoft 365 Platform Administration
Own and manage Microsoft 365 tenant health, configuration, and lifecycle
Administer core services:
Exchange Online
SharePoint Online
OneDrive for Business
Microsoft Teams
Manage tenant‑level settings, service configurations, and feature rollouts
Design and implement best practices for large‑scale environments
2. Advanced Incident & Problem Management (L3)
Act as final escalation point for L1/L2 teams
Troubleshoot complex, cross‑workload issues (identity, mail flow, Teams calling, SharePoint permissions, sync issues)
Perform deep root cause analysis (RCA) and permanent fix implementation
Work directly with Microsoft Premier / Unified Support on critical cases
Drive post‑incident reviews and preventive actions
3. Identity & Access Management




Administer Azure AD / Entra ID
Conditional Access policies
MFA & passwordless authentication
Identity Protection
Manage hybrid identity environments:
Azure AD Connect
Federation (AD FS – conceptual or operational)
Role‑based access control (RBAC) and privileged access management (PIM)
4. Security & Compliance
Implement and manage:
Microsoft Defender for Office 365
Microsoft Defender for Identity
Microsoft Purview (Compliance)
Configure:
DLP policies
Information Protection & sensitivity labels
Retention & eDiscovery (Standard & Premium)
Monitor security alerts and coordinate with SOC teams
Ensure compliance with organizational and regulatory standards (ISO, GDPR, etc.)
5. Messaging & Collaboration (Advanced)
Exchange Online
Mail flow troubleshooting (connectors, hybrid, spam/phish)
Transport rules, journaling, retention
Hybrid Exchange administration
Microsoft Teams
Teams architecture & governance
Teams calling, Direct Routing (basic/intermediate)
Policy management and troubleshooting
SharePoint & OneDrive
Advanced permissions and site architecture
External sharing governance
Migration troubleshooting
Skill Requirements
Produce knowledge articles for L1/L2 teams
Mentor and guide junior administrators

Required Skills & Experience
Technical Skills (Mandatory) 6–10 years of IT experience, 3+ years in Microsoft 365 Strong expertise in Exchange Online Azure AD / Entra ID Microsoft Teams SharePoint Online Advanced PowerShell scripting
Hybrid M365 environments
Security & compliance features
Troubleshooting complex, enterprise‑scale issues
Soft Skills
Robust analytical and problem‑solving skills
Clear communication with technical and non‑technical stakeholders
Ability to work under pressure during critical incidents
Ownership mindset and decision‑making ability
Documentation and knowledge‑sharing focus

Other Requirements
Certifications (Preferred) Microsoft 365 Certified: Enterprise Administrator Expert Azure Administrator Associate Security, Compliance, and Identity Fundamentals ITIL Foundation (preferred)

📌 Track Lead Microsoft 365 Administration (Chennai)
🏢 HCL Technologies
📍 Chennai