Job Title : Senior O365 Administrator

Location : Hyderabad, India

Experience : 5 - 8+ years

About the Role :

We are looking for a highly skilled Senior O365 Administrator to administer, support, secure, and optimize the Microsoft 365 environment. The ideal candidate should have strong hands-on experience with Exchange Online, SharePoint Online, OneDrive for Business, Entra ID, Intune, migrations, PowerShell, and Microsoft 365 security and compliance.

Key Responsibilities :

- Administer and maintain Microsoft 365 services including Exchange Online, SharePoint Online, and OneDrive for Business.

- Manage user lifecycle operations including provisioning, mailbox management, groups, permissions, delegations, shared mailboxes, and resource mailboxes.

- Plan and execute tenant-to-tenant and workload migrations involving mailboxes, SharePoint sites, and OneDrive data.

- Handle migration assessment, cutover planning, user communication, post-migration validation, and issue resolution.

- Maintain Microsoft 365 security and compliance controls including MFA, Conditional Access, retention policies, eDiscovery, auditing, and secure sharing.

- Support Microsoft Intune for device enrollment, compliance policies, application deployment coordination, and troubleshooting.

- Perform monthly Microsoft 365 license utilization reviews and optimize license assignments based on business requirements.

- Drive license cost optimization through license right-sizing, reclaiming unused licenses, and optimizing SKU usage.

- Manage employee offboarding and ensure appropriate backup and retention of mailbox, OneDrive, and SharePoint data.

- Provide L2/L3 support for Microsoft 365 incidents and service requests.

- Perform troubleshooting, root cause analysis, corrective actions, and change management activities.

- Maintain SOPs, technical documentation, service health reports, migration documentation, and license optimization reports.

Required Skills & Qualifications :

Microsoft 365 / O365 :

- Strong hands-on experience in Microsoft 365 / Office 365 administration.

- Experience managing Exchange Online, SharePoint Online, and OneDrive for Business.

- Experience supporting medium to large enterprise environments with 1,000+ users is preferred.

- Strong knowledge of Microsoft 365 Admin Center.

Exchange Online :

- Strong knowledge of mailbox management, shared/resource mailboxes, mail flow, transport rules, and anti-spam policies.

- Experience with permissions, delegations, and Exchange Online troubleshooting.

SharePoint & OneDrive :

- Hands-on experience with SharePoint Online and OneDrive administration.

- Knowledge of permissions, external sharing controls, governance, and data management.

Entra ID / Identity :

- Good understanding of Entra ID (Azure AD).

- Experience with user and group administration, authentication, MFA, Conditional Access, and RBAC.

Intune :

- Working knowledge of Microsoft Intune / Endpoint Manager.

- Experience with device enrollment, compliance policies, application deployment coordination, and endpoint troubleshooting.

Migration :

- Experience in tenant-to-tenant and/or Microsoft 365 workload migrations.

- Ability to handle migration planning, assessment, cutover, rollback planning, communication, and post-migration validation.

PowerShell & Automation :

- Proficiency in PowerShell for Microsoft 365 administration and automation is preferred.

- Ability to automate administrative tasks and generate reports.

Security & Compliance :

- Understanding of Microsoft 365 security and compliance controls.

- Knowledge of retention policies, eDiscovery, auditing, secure sharing, MFA, and Conditional Access.

License Management :

- Strong analytical skills for license utilization tracking.

- Experience with license right-sizing, SKU optimization, unused license reclamation, and monthly savings reporting.

General :

- Strong troubleshooting and problem-solving skills.

- Good incident and problem management discipline.

- Strong documentation and SOP writing skills.

- Good stakeholder communication skills.

- Ability to work under IT governance and change management processes.

Educational Qualification :

- Bachelor's degree in IT, Computer Science, or equivalent practical experience.

Preferred Certifications :

- Microsoft Certified: Administrator - MS-102 or equivalent.

- Microsoft Certified: Endpoint Administrator Associate - MD-102 or equivalent Intune certification.

- Microsoft Security, Compliance, and Identity certifications are an advantage.