Job Title: M365 Specialist
Reports to: Hiring Manager
Location: Banglore (Hybrid)
Direct Reports: No
Department: IT
Experience Range: 6 - 8 Years
Company Description:
Resillion is a global provider of digital assurance, cybersecurity, and testing services. We help organisations strengthen their security posture, protect critical assets, and deliver high-quality digital solutions. Our teams operate across multiple specialist disciplines, including Digital Forensics, Incident Response, SOC Operations, Quality & Compliance, and Technical Consultancy. We are committed to excellence, continuous improvement, and delivering trusted, customer-focused services that meet the highest professional and accreditation standards.
About the Role
We are looking for a highly skilled Senior Microsoft 365 Tenant Administrator with little Azure expertise to manage and optimize our Microsoft 365 environment. This role focuses on end-to-end tenant administration and tenant-to-tenant migrations, ensuring security, complaint, and seamless collaboration experience across the organization. Azure administration knowledge is an advantage.
Key Responsibilities
Microsoft 365 Administration
- Manage and maintain core M365 services — Exchange Online, SharePoint Online, Teams, OneDrive, Intune, and Security & Compliance Center.
- Implement and monitor governance, security, and compliance policies to ensure regulatory adherence and data protection.
- Oversee system health, performance monitoring, and capacity planning for M365 workloads.
Tenant Migrations
- Plan and lead Microsoft 365 tenant-to-tenant migrations with minimal user disruption.
- Perform pre-migration assessments, execute detailed migration plans, and validate post-migration performance.
- Manage mail flow, identity synchronization, and ensure data integrity during migration projects.
- Experience in Merger and Acquisition is an advantage
Azure & Identity Management
- Administer Azure Active Directory (Entra ID) for identity and access management.
- Configure and manage Conditional Access, MFA, and role-based access controls (RBAC).
- Support hybrid identity solutions including Azure AD Connect and ADFS.
Device & Security Management
- Administer Microsoft Intune for device compliance, application deployment, and endpoint protection.
- Enforce security baselines and compliance policies across devices and applications.
Automation & Optimization
- Develop and maintain PowerShell scripts to automate administrative tasks and reporting.
- Monitor and optimize licensing utilization, cost management, and resource allocation across M365 and Azure environments.
Support & Troubleshooting
- Provide Tier-3 support and advanced troubleshooting for M365 and Azure-related issues.
- Serve as the escalation point for complex incidents and collaborate with Microsoft Support when necessary.
Qualifications
- 7–11 years of hands-on experience in Microsoft 365 administration and tenant migrations (M365-to-M365, Google Workspace-to-M365, On-prem-to-Cloud, etc.).
- In-depth knowledge of Azure Active Directory, identity management, and security best practices.
- Proven experience with Intune, Conditional Access, MFA, and compliance frameworks.
- Strong PowerShell scripting skills for automation and reporting.
- Excellent troubleshooting, documentation, and communication skills.
Preferred Certifications & Skills
- Microsoft Certified: MS-102 (Microsoft 365 Administrator) — required.
- Experience managing hybrid environments and complex migration scenarios.
- Azure Administration knowledge or certification (e.g., AZ-104) will be highly preferred.
- Familiarity with Azure CLI and automation/orchestration tools.
- Understanding of security and compliance frameworks (ISO 27001, GDPR, etc.) is a plus.
