TCS is looking for a Microsoft 365 Specialist Sr.

(Candidate needs to be located or relocate to Querétaro, CDMX, Guadalajara or Monterrey, it will be requested to attend office at least 2 day per week)

Key Responsibilities

Administer and optimize Microsoft 365 services, with deep hands-on ownership of:

SharePoint Admin Center (Online sites, permissions, governance, storage, sharing)
Exchange Admin Center (Online mailboxes, transport rules, retention, hybrid configurations)
Teams Admin Center (Policies, voice, meetings, apps, and integrations)

Design, implement, and maintain M365 configurations aligned with organizational standards and best practices

Manage tenant-wide settings, service health, licensing, and capacity planning

Act as the highest-level escalation point for complex M365 incidents and service degradation

Perform root cause analysis (RCA) and implement long-term corrective actions

Engage Microsoft Premier/Unified Support as needed and manage cases to resolution

Security, Compliance & Governance

Partner with security teams to implement and maintain:

Conditional Access policies

Retention and eDiscovery policies

Ensure compliance with organizational and regulatory requirements

Support audits and security reviews related to M365 services

Develop and maintain automation using PowerShell, Microsoft Graph, and M365 APIs

Improve operational efficiency through scripting,



standardization, and self-service tooling

Evaluate and deploy new M365 features and capabilities

Required Qualifications

Advanced English (interviews will be conducted in this language)

5+ years of experience administering Microsoft 365 in an enterprise environment

Expert-level experience with:

SharePoint Online and SharePoint Admin Center

Exchange Online and Exchange Admin Center

Microsoft Teams and Teams Admin Center

Strong PowerShell scripting skills for M365 administration

Solid understanding of Azure AD / Entra ID (identity, authentication, and access management)

Experience troubleshooting hybrid environments (on-prem AD, Exchange hybrid)

Strong analytical, documentation, and communication skills

What we offer to you

Direct contract

Benefits above law

Tata Consultancy Services is an equal opportunity employer, our commitment to diversity & inclusion drives our efforts to provide equal opportunity to all candidates who meet our required knowledge & competency needs, irrespective of any socio-economic background, race, color, national origin, religion, sex, gender identity/expression , age, marital status, disability, sexual orientation or any others. We encourage anyone interested to build a career in TCS to participate in our recruitment & selection process.

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📌 Microsoft 365 Admin Sr. (Ejido de la Finca)
🏢 Tata Consultancy Services
📍 Ejido de la Finca