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.
Requirements
- 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).
Benefits
- 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
Skills Required
- 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.
- 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).
What We Do
Alongside | Build Great Products with Great Teams Alongside helps VC-backed start-ups, scale-ups and digital-first enterprises accelerate their roadmaps by assembling elite, time-zone-aligned teams of software engineers, product managers and UX/UI designers, often in under 14 days. Our Porto HQ sits in Europe’s fastest-growing tech hub and taps a vetted global talent pool that lets you ship faster, reduce burn and stay laser-focused on product-market fit. Why high-growth companies choose Alongside • Top 1 % practitioners: rigorously screened full-stack, mobile, blockchain & AI/ML engineers, plus senior designers and product leaders.  • Flexible engagement models: scale a single specialist, an entire squad, or an autonomous build-and-ship pod. • End-to-end ownership: discovery → design → development → launch, with weekly velocity reports and transparent KPIs. • Cost-efficient remote talent: New York, Porto, Pune & Hanoi offices give you round-the-clock progress without Silicon-Valley price tags.  • Proven track record: core Alongside team took Arkive, the world’s first decentralised museum, from idea to funded product. We helped Circuit Security to secure 4.5M in funding and many other startups.
