Alongside

Senior Microsoft 365 Administrator

Alongside  •  Porto, PT (Hybrid)  •  3 hours ago
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Job Description

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
Alongside

About Alongside

🚀 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.

Industry
IT & Software
Company Size
11-50 employees
Headquarters
Porto, PT
Year Founded
2023
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