Senior Microsoft 365 Administrator Experience Required: 8-10 years

Location: Hyderabad

Employment Type: Full-time

About the Role We are seeking an experienced Senior Microsoft 365 Administrator with a strong engineering mindset and deep hands-on expertise across the Microsoft 365 ecosystem. The ideal candidate will be responsible for the end-to-end administration, optimization, and support of M365 services, including Exchange Online, SharePoint Online, Teams, and integration with Proofpoint. This role requires strong problem-solving skills, a proactive approach to service improvement, and the ability to work across cross-functional technical teams.

Knowledge of Power Apps and broader Power Platform components is a strong plus.

Key Responsibilities Microsoft 365 Administration

- Manage, administer, and optimize the full suite of Microsoft 365 services including Exchange Online, SharePoint Online, Teams, OneDrive, Azure AD, and security/compliance services.
- Oversee user provisioning, licensing, mailbox management, workload configuration, and system integrations.
- Implement best practices for M365 architecture, governance, security, and operational efficiency.

Exchange Online

- Provide hands-on administration, troubleshooting, and maintenance of Exchange Online, including mail flow, connectors, transport rules, and retention policies.
- Lead migration, consolidation, and modernization initiatives within Exchange workloads.

SharePoint Online

- Manage SharePoint Online site collections, permissions, content lifecycle, and configuration.
- Collaborate with business stakeholders on site design, governance, and optimization of collaboration solutions.

Proofpoint Administration

- Administer and support Proofpoint email security and archiving solutions.
- Monitor email hygiene, threat protection, quarantines,



and policy configurations.

Engineering & Automation

- Apply an engineering-first mindset to streamline operations, automate tasks, and improve service reliability.
- Develop scripts, workflows, and automation using PowerShell and/or Power Platform tools.

Security, Compliance & Monitoring

- Partner with security teams to implement M365 security features, DLP, eDiscovery, and compliance controls.
- Monitor service health, performance, and usage trends to ensure system stability and scalability.

Collaboration & Cross-Functional Support

- Work closely with infrastructure, security, application, and business teams to deliver seamless M365 experiences.
- Serve as a senior escalation point for complex M365-related issues.

Required Qualifications

- 8-10 years of hands-on experience with Microsoft 365 administration in mid-to-large-scale enterprises.
- Strong understanding of Exchange Online, SharePoint Online, and Azure Active Directory.
- Demonstrated experience with Proofpoint (security, email hygiene, archiving).
- Strong PowerShell scripting skills and experience in automation.
- Solid understanding of cloud identity, authentication, hybrid environments, and security best practices.
- Engineering-oriented mindset with a passion for solving complex problems and improving systems.

Preferred / Nice-to-Have Skills

- Experience with Power Apps, Power Automate, or broader Power Platform capabilities.
- Knowledge of compliance frameworks, M365 E5 security features, and advanced threat protection.
- Exposure to Teams administration, governance, and voice configurations.
- Microsoft certifications (e.g., MS-203, MS-700, MS-100/101, SC-300) are a plus.

Soft Skills

- Solid communication and documentation skills.
- Ability to lead technical discussions and mentor junior administrators.
- Customer-focused mindset.

📌 Lead Administrator (Support &Operations) (India)
🏢 HCL Technologies
📍 India