A part of global technology organization Tietoevry, MentorMate creates durable technical solutions that deliver digital transformation at scale by blending strategic insights and thoughtful design with brilliant engineering. With mature and established practices in enterprise web and mobile development, quality engineering, technical architecture, human-centered design, cloud, DevOps, data, and analytics, the company provides its people with the opportunity to work on impactful, global projects for recognizable brands. We value every team member and share our success through flexible working models, competitive pay and benefits, and advancement opportunities in a team of thousands of experts located around the globe.
About the role
We are looking for a skilled and proactive System Administrator with deep expertise in Microsoft 365 administration to join our team. The ideal candidate will have hands-on experience managing and supporting Microsoft 365 E5 services, including Entra ID (Azure AD), Intune, Exchange Online, SharePoint Online, Microsoft Defender, and other related technologies. This role requires strong troubleshooting and problem-solving skills, a customer-focused approach. You will play a key role in ensuring the smooth operation of our Microsoft 365 environment and providing reliable support to end users.
Responsibilities
Administer and maintain Microsoft 365 services, including:
Entra ID (Azure Active Directory)
Microsoft Intune (device and application management)
Exchange Online (mail flow, mailbox management, policies)
SharePoint Online (site provisioning, permissions, content management)
Microsoft Defender (Endpoint, Identity, Office 365 security)
Monitor system performance, availability, and security across Microsoft 365 services
Provide Tier 2/3 support to end users, troubleshooting and resolving technical issues efficiently
Implement and maintain compliance policies, conditional access, and security baselines
Collaborate with IT teams on infrastructure and cloud initiatives to ensure smooth operations
Document procedures, configurations, and troubleshooting steps for knowledge sharing
Stay up to date with Microsoft 365 updates, new features, and best practices to optimize service delivery
Requirements
Proven experience in Microsoft 365 administration, preferably 3+ years
Strong understanding of cloud identity, device management, and collaboration tools
Experience with PowerShell scripting for automation and administration
Excellent troubleshooting and problem-solving skills
Strong English communication skills, both written and verbal
Relevant Microsoft certifications (e.g., MS-102, SC-300, MD-102) are a plus
Experience working with hybrid environments (on-premises AD + Azure AD)
Knowledge of Microsoft Purview, Defender XDR, and other compliance/security solutions
Ability to work independently, manage multiple priorities, and deliver results
Customer-focused mindset with strong teamwork and collaboration skills
Additional Information
At Tietoevry, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
Diversity, equity and inclusion (tietoevry.com)
Top Skills
What We Do
In a rapidly changing world, technology is everything. It's in the fabric of society. In every part of every business. At the very heart of human evolution. It’s a great power that comes with great responsibility.
At Tietoevry, we believe it’s time to shift perspective. It’s not about what technology can do anymore — but what it should. So that the futures of businesses, societies, and humanity can live and thrive. Side by side.
This is why we're making it our business to create purposeful technology that reinvents the world for good.
https://www.tietoevry.com/en/
#purposefultechnology #Tietoevry
