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M365 administrator

M365 administrator

MUSOFT CONSULTINGVadodara, IN
4 days ago
Job description

O365 Administrator (L3) – Exchange Online, Teams, OneDrive, SharePoint

Experience : 5-10 years

Salary : Up to 30 LPA

Location : Remote / Hybrid / Onsite (Specify your preference)

Mode : Full-time / Part-time

Skill Level : L3

About the Role

We are seeking a highly skilled Office 365 Administrator (L3) to manage and maintain our enterprise Microsoft 365 environment, focusing on Exchange Online, Microsoft Teams, OneDrive, and SharePoint . This role requires an expert-level administrator capable of handling maintenance, troubleshooting, and business-as-usual (BAU) tasks while ensuring the smooth operation and security of the environment.

As an L3 Administrator, you will be responsible for resolving complex issues, optimizing workflows, implementing best practices, and ensuring compliance within the Microsoft 365 suite. You will work closely with internal IT teams, security teams, and business stakeholders to maintain system performance and reliability.

Key Responsibilities

O365 Administration & Maintenance

  • Manage and support Exchange Online, Teams, OneDrive, and SharePoint environments, ensuring optimal performance and uptime.
  • Handle day-to-day BAU activities , including user provisioning, license management, access control, and policy enforcement.
  • Perform system health checks, security audits, and compliance monitoring to maintain a robust M365 environment.
  • Configure and optimize email security (Exchange Online Protection, Defender for Office 365) to protect against phishing and malware threats.
  • Administer Teams governance policies, external sharing settings, and Teams lifecycle management .
  • Oversee SharePoint Online permissions, content migrations, and site administration .
  • Manage OneDrive for Business policies, user access, and storage allocation.

L3 Support & Troubleshooting

  • Act as an escalation point for complex L3 issues , providing deep-dive troubleshooting and resolution.
  • Analyze system logs, error reports, and performance metrics to identify and resolve technical problems.
  • Collaborate with Microsoft Support (Premier / FastTrack) for advanced troubleshooting when needed.
  • Develop and document SOPs, troubleshooting guides, and knowledge base articles for internal IT teams.

    • Security, Compliance & Governance

  • Implement and enforce M365 security best practices , including MFA, Conditional Access, DLP, and retention policies.
  • Ensure compliance with data governance and regulatory requirements (GDPR, ISO, SOC, etc.).
  • Monitor and manage audit logs, SIEM integrations, and security alerts from the Microsoft Defender suite.
  • Assist in incident response and recovery plans in case of security breaches or system failures.

    • Automation & Optimization

  • Develop PowerShell scripts to automate repetitive administrative tasks and improve efficiency.
  • Optimize Microsoft 365 configurations to improve performance, scalability, and cost-effectiveness .
  • Identify opportunities for automation and integration with other IT tools and services.

    • Required Skills & Qualifications

  • 5-10 years of hands-on experience in Microsoft 365 Administration, focusing on Exchange Online, Teams, OneDrive, and SharePoint .
  • Strong expertise in PowerShell scripting for automation, reporting, and bulk administration.
  • In-depth understanding of Microsoft 365 security, compliance, and governance policies .
  • Experience with Azure Active Directory (AAD), Conditional Access, and Identity Management .
  • Proven ability to troubleshoot and resolve complex L3-level issues.
  • Hands-on experience with email security (Defender for O365, ATP, spam filtering, DKIM, DMARC, SPF settings) .
  • Strong knowledge of Teams administration, guest access policies, and integration with third-party apps .
  • Experience in OneDrive and SharePoint Online administration, permission models, and data migrations .
  • Strong problem-solving, analytical, and documentation skills .
  • Ability to work independently and as part of a team in a fast-paced environment.

    • Preferred Qualifications (Nice to Have)

    Microsoft certifications such as MS-100, MS-101, AZ-104, or equivalent .

    Experience working with hybrid Exchange and SharePoint environments .

    Familiarity with Intune, Microsoft Endpoint Manager, and M365 Security Center .

    Knowledge of Power Automate, Microsoft Graph API, or other automation tools .

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    Administrator • Vadodara, IN