Details:

Job Description

M365 System Admin

DESCRIPTION______________________________________________

Part of Stefanini's Infrastructure Services division, the Digital Workplace Platform (DWP) team continues to grow, and we are seeking M365 System Admin to perform technical support activities key to delivering Microsoft 365 Services to customers according to specific agreements with them.

This role operates under 12x5 + on call rotating shifts schedule with 9 hours shifts.

Job Responsibilities

Monitor and analyze M365 environments and services to maintain service quality in line with Stefanini values and client agreements.
Collaborate with other support teams (Service Desk, Infrastructure, DevOps, etc.) to ensure seamless, end-to-end service delivery.
Provide Level 3 technical support and platform administration for M365 Services including:
Hybrid Exchange Server infrastructure
All other M365 Collaboration Services part of M365 licenses (Viva, Loop, Forms, etc.), M365 Copilot
Microsoft Teams
SharePoint Online
OneDrive for Business
Azure AD / Entra ID
Report operational issues, risks, and concerns to operational or account management as needed.
Coach more junior team members
Perform advanced troubleshooting using Microsoft 365 admin portals, PowerShell, and diagnostic tools.
Manage and troubleshoot:
Mail flow and transport rules
End User issues related to M365 services
Monitor M365 Service Health
Work with Microsoft Support on Platform related issues
Teams policies and voice configurations
SharePoint permissions and site issues
Identity and authentication issues (MFA, Conditional Access, SSO)
Ensure strict adherence to client-specific policies, practices, and procedures at all times.
Maintain a continuous learning mindset, staying up to date with best practices and new developments in the industry.
Contribute ideas to improve existing processes, tools, and team performance.
Actively share knowledge, expertise, and best practices within the team to support growth and consistency.
Assist team members during escalations or complex issues, promoting teamwork and knowledge transfer.
Handle incidents, service requests, and problem records through the ticketing system in accordance with SLA and priority definitions.
Regularly report on task progress, operational issues, and challenges to the line manager.
Provide suggestions to optimize service delivery and operational processes.

Job Requirements

Details:

Job Requirements

Proficiency in English (spoken and written) is essential.
Availability to work rotational 12x5 rotations with on-call.
Experience working with Microsoft 365 Admin Center and related service portals.
Understanding of Exchange Online administration (mailboxes, mail flow, distribution groups).
Basic administration of Microsoft Teams policies and collaboration features.
Familiarity with SharePoint Online / OneDrive permissions and sharing models.
Understanding of Microsoft Entra ID (Azure AD) concepts such as:

Identity management
MFA
Conditional Access (basic understanding).

Experience working within ITSM frameworks (ITIL knowledge is a plus).
Ability to manage incidents, service requests, and escalations through a ticketing system.
Experience working with SLAs, priorities, and escalation procedures.
Ability to troubleshoot Microsoft 365 service issues using logs, diagnostics tools, and PowerShell.
Experience troubleshooting authentication and identity related issues (MFA, login failures, account synchronization, permissions).
Familiarity with core technologies such as:

Microsoft 365
Active Directory
Exchange
Microsoft Teams
Windows Server & Client OS
DNS
Mobile operating systems (iOS/Android).

Strong analytical skills and a proactive, problem-solving mindset.
Customer-oriented attitude with the ability to prioritize and manage tasks in a dynamic environment.
Insight into Stefanini's business and service delivery models is a plus.
Demonstrated ability to adapt and remain flexible in a fast-paced, changing environment.
Certifications such as the following are considered an advantage:
Microsoft MS-900 - Microsoft 365 Fundamentals
Microsoft AZ-900 - Azure Fundamentals
MS-900 - Security Compliance and Identity Fundamentals
Optional but good:
Experience supporting enterprise environments with large user bases.
Experience providing remote troubleshooting and user support.

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

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