Senior Microsoft 365 Administrator

Alongside partners with organizations to drive digital transformation and build high-performing tech teams.

We are looking for a Senior Microsoft 365 Administrator to join a project at a company specializing in financial market operations. In this role, you will be responsible for the administration, support, optimization, and evolution of Microsoft cloud services, ensuring a secure, scalable, and highly available collaboration environment.

As a senior technical reference, you will play a key role in complex incident resolution, cloud modernization initiatives, security improvements, and process automation.

Responsabilities:

• Administer, maintain, and optimize the Microsoft 365 environment.
• Manage and support Microsoft Entra ID, including identity lifecycle, Conditional Access, PIM, SSO, and MFA.
• Administer Exchange Online, including troubleshooting, mail flow, connectors, security, eDiscovery, and compliance policies.
• Configure, support, and govern Microsoft Teams, including voice, telephony integration, and security policies.
• Manage SharePoint Online, including site administration, permissions, governance, and migrations.
• Develop and maintain automation using PowerShell, Power Automate, Logic Apps, and Microsoft Graph API.
• Participate in Microsoft cloud migration, modernization, and integration projects.
• Implement security best practices and ensure compliance with governance, GDPR, and audit requirements.
• Troubleshoot and resolve complex technical issues while acting as a senior escalation point.
• Contribute to the continuous improvement, performance, and reliability of the Microsoft cloud environment.

• 10+ years of experience administering Microsoft 365 environments.
• Strong expertise in Microsoft Entra ID, including identity management, Conditional Access, PIM, SSO, and MFA.
• Advanced hands-on experience with Exchange Online, including troubleshooting, connectors, mail flow, security, eDiscovery, and compliance.
• Solid experience configuring and managing Microsoft Teams, including governance, voice, telephony integration, and security.
• Strong knowledge of SharePoint Online administration, permissions, governance, and migrations.
• Hands-on experience with PowerShell scripting and automation using Power Automate, Logic Apps, and Microsoft Graph API.
• Good understanding of cloud security best practices, including Zero Trust, Microsoft Defender for Microsoft 365, and Microsoft Defender for Cloud.
• Experience delivering migration projects from on-premises environments to Microsoft 365 and Azure.
• Ability to produce technical documentation and follow operational best practices.
• Fluent English (minimum B2 level).

• Strong analytical and problem-solving skills.
• Proactive mindset with a continuous improvement approach.
• Excellent communication and collaboration skills.
• Strong focus on security, governance, and operational excellence.
• Hybrid work model: Porto office
• Salary range: 45k – 60k per year