About the Company

Role operates as Provider L3 under Customer L4/architecture direction. Strategy, target architecture and major design decisions remain customer-governed. The engineer must follow customer policies, security standards, ITSM processes and applicable GxP/validation controls.

About the Role

Provide L3 operational administration and governance for the Microsoft 365 tenant, with focus on CoreView-assisted administration, Microsoft Purview, tenant security baselines, compliance configuration, licensing, auditability and cross-workload service health.

Responsibilities

- Operate tenant-wide configurations and security baselines across Exchange Online, SharePoint Online, OneDrive, Teams, Viva, Power Platform, Copilot and connected services.
- Administer delegated operations and governance through CoreView or equivalent, including role design, policy enforcement, reporting and controlled administrative actions.
- Configure and support Microsoft Purview capabilities including retention, labels, data lifecycle, audit, eDiscovery and information-protection controls as assigned.
- Monitor tenant health, message-center changes, capacity, license usage, feature rollouts and service advisories; coordinate Microsoft escalations.
- Perform security-baseline assessment, configuration drift analysis, remediation planning and evidence-based compliance reporting.
- Support identity integration, app registrations, enterprise applications, conditional-access dependencies and privileged-access controls in coordination with IAM.
- Automate repeatable administration and reporting using PowerShell and Microsoft Graph while maintaining secure credentials and change records.
- Maintain tenant configuration documentation, operational runbooks, audit logs and governance reports.
- Own complex L3 incidents, problem investigations,



root-cause analysis and permanent corrective actions for the assigned service.
- Perform proactive health checks, capacity and performance reviews, trend analysis, vulnerability remediation and service improvement.
- Plan and execute approved changes, releases, upgrades and minor enhancements using formal ITSM, change control and rollback procedures.
- Maintain architecture-aligned configurations, SOPs, runbooks, knowledge articles, configuration records and audit evidence.
- Coordinate with customer L4/architecture, cybersecurity, quality, application teams, service desk and third-party vendors while retaining operational ownership.
- Mentor L1/L2 engineers, conduct knowledge transfer, improve shift-left resolution and support major-incident technical bridges.
- Produce operational dashboards and reports covering availability, capacity, incidents, problems, changes, risks and improvement actions.

Qualifications

- 8+ years of relevant IT experience with current hands-on L3 ownership in a large enterprise managed-services workplace.
- Strong ITIL-based incident, problem, change, release and configuration-management experience.
- Ability to troubleshoot end-to-end across platform, network, identity, security, integration and application layers.
- Experience creating technical documentation, runbooks, RCA reports, implementation plans and operational governance material.
- Clear customer-facing communication, technical leadership, stakeholder coordination and mentoring skills.




- Experience working in regulated or highly controlled environments; awareness of GxP, audit trails, validation evidence, segregation of duties and data privacy is desirable.

Required Skills

- Advanced Microsoft 365 tenant administration across multiple workloads and large user populations.
- Hands-on CoreView or comparable M365 administration/governance platform experience.
- Strong Microsoft Purview compliance, retention, audit, eDiscovery and information-protection knowledge.
- Experience with Microsoft 365 security baselines, Secure Score concepts, RBAC, privileged administration and policy governance.
- Advanced PowerShell and Microsoft Graph automation; strong troubleshooting of service, identity and policy interactions.

Preferred Skills

- Microsoft 365 Administrator Expert and relevant Security/Compliance certifications are preferred.

Pay range and compensation package

Pay range and compensation package: Not specified.

Equal Opportunity Statement

Equal Opportunity Statement: Not specified.

Working model

- Base location: Hyderabad or Delhi NCR, India.
- Work schedule and on-call coverage will align with service requirements.

Key deliverables and success measures

- Stable service operations with timely restoration, high-quality RCA and reduction of repeat incidents.
- Successful execution of approved changes and releases with complete implementation, validation and rollback evidence.
- Current runbooks, configuration records, knowledge articles, support dashboards and audit-ready documentation.
- Measurable automation, reliability, security, compliance and user-experience improvements within agreed BAU capacity.
- Effective technical leadership, stakeholder communication, vendor coordination and capability uplift of L1/L2 teams.

📌 M 365 Platform/Tenant Administrator (India)
🏢 CosMicIT
📍 India