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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IT M365 EXPERT - **Company:** Gdels Santa Barbara Sistemas - **Location:** Spain - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Microsoft Azure, Content Delivery Networks, Cyber Security, Content Migration, Continuous Availability, Data Security, Document Management Systems, Domainkeys Identified Mail, Domain-Based Message Authentication Reporting and Conformance (DMARC), File Server, Identity and Access Management, Intrusion Detection and Prevention, Windows PowerShell, Anti-Phishing, Zero Trust Network Access, Microsoft SharePoint, Management of Software Versions, Software Vulnerability Management, Data Classification, Microsoft Onedrive, Sender Policy Framework (SPF), Information Technology, Integration Frameworks, Graphql - **Published:** October 8, 2026 - **Apply:** https://www.jobleads.com/es/job/it-m365-expert--spain--e9556bec5ae9e27272b393fc031fef6c0 ## About the Role * Bachelor's degree in Computer Science, IT, or related field * Minimum 5+ years of experience as a System Engineer with a focus on Microsoft M365. * Good understanding of IT security, Zero Trust, and cloud governance. * PowerShell scripting * Experience with automation (PowerShell, Graph API). * Excellent problem-solving and analytical skills * Strong communication and collaboration skills * IT certifications (Microsoft MS-102, SC-300, MD-102, AZ-104) and ITIL Foundation * Ready to occasionally work late hours or on weekends for Patches/Updates/Rollouts * Highly committed * Advanced English written and spoken, Spanish and/or German is a plus * Strong analytical and conceptual thinking. * High degree of initiative and responsibility. ## Description As an IT M365 Expert, you are responsible for the design, development, and reliable operation of our cloud-based Modern Workplace environment built on Microsoft 365. You ensure that employees have secure, efficient, and high-performing digital workplace solutions. You collaborate closely with IT Security and Networking team. What your work will consist of? * Core Microsoft 365 Platform Ownership * Operate, maintain, and optimize all core M365 workloads, with specialized mastery in Microsoft Teams, SharePoint Online, OneDrive for Business, Exchange Online, and Entra ID. * Ensure continuous availability, performance, scalability, and reliability of the entire M365 ecosystem, including collaboration workloads and content services. * Oversee tenant-wide configuration, service health monitoring, adoption governance, and lifecycle management. Microsoft Teams Expertise * Team lifecycle, templates, naming conventions, expiration & archival * Channel governance, granular permission models, and private/shared channels * Teams meeting policies, voice configurations, Teams Rooms, and compliance recording * Teams App governance: policies, app permission setups, third-party integrations * Ensure seamless collaboration by configuring Teams SharePoint integrations, inheritance models, and permissions alignment. (Aligned with your organization's use of Teams as primary data workspace) * Provide expert guidance in Teams-driven document management, versioning, secure sharing, and data classification. SharePoint Online Expertise * Architect, implement, and manage SharePoint Online site collections, hubs, information architectures, metadata structures, libraries, lists, and DLP-enforced collaboration policies. * Oversee permission governance using Azure/Entra groups, role-based access, and scalable permission models. (Supports the defined model of RW/RO Azure Security Groups for SharePoint inheritance) * Support organizational initiatives such as intranet evolution, content migration, data restructuring, and site administration for business units. OneDrive for Business Expertise * Govern OneDrive environments, including synchronization controls, sharing restrictions, storage policies, and user onboarding. * Enable user adoption and transition away from legacy file servers, supporting organizational strategy to promote Teams + OneDrive modern data access models. Exchange Online (EOX) Ownership * Full administrative control of mail flow, transport rules, connectors, accepted domains, compliance integrations, message tracing, and security configurations. * Oversee hygiene controls (DKIM, DMARC, SPF), anti-phishing, and secure email routing. * Lead mailbox provisioning, migration, hybrid coexistence, and associated governance. * Compliance, Retention & Governance (Microsoft Purview) * Design, implement, and enforce retention policies, retention labels, records management, and legal hold strategies across all M365 workloads. * Maintain data lifecycle governance using Purview capabilities such as audit, eDiscovery, Insider Risk, communication compliance, and sensitivity labels. * Ensure compliance with corporate, legal, and regulatory retention requirements, including defensible deletion and immutable record preservation. * Collaborate with Legal, Data Protection, and Security teams to respond to audits and discovery requests. Identity & Security (Entra ID + Zero Trust) * Implement and maintain identity governance, including access reviews, entitlement management, identity lifecycle, and privileged identity management. * Configure Conditional Access, MFA enforcement, Identity Protection, and secure collaboration policies. * Contribute to Zero Trust strategy across identity, devices, applications, and data. * Lead design, implementation, and enhancement of Modern Workplace standards, operational frameworks, and administrative automation. * Develop automation solutions using PowerShell, Graph API, Power Platform, and workflow integrations. * Evaluate, pilot, and deploy new Microsoft 365 features, ensuring proper change management, communication, and documentation. Cross-Team Collaboration & Operational Support * Support Service Desk and operational teams with deep-dive issue resolution, root-cause analysis, and best-practice guidance. * Deliver training, workshops, user enablement content, and capability development for internal teams. * Maintain close collaboration with IT Security, Networking, and Architecture teams to ensure a unified and secure digital environment. * Create and maintain comprehensive technical documentation, governance guidance, support runbooks, and user guides. * Continuously identify areas for improvement in collaboration, compliance, automation, and overall M365 service maturity. * Lead or participate in projects related to cloud transformation, collaboration modernization, and digital workplace optimization Maintain IT assets inventory via ITAM practices. * Ensure clear, consistent IT communication aligned with GDELS IT strategy. * Use predefined templates and standards for announcements, outages, and updates. * Promote inter-site collaboration and knowledge sharing across IT teams. * Facilitate onboarding and training sessions for new users and technologies. * Collaborate with security teams on vulnerability management and threat detection. What is the profile required? * Bachelor's degree in Computer Science, IT, or related field * Minimum 5+ years of experience as a System Engineer with a focus on Microsoft M365. * Good understanding of IT security, Zero Trust, and cloud governance. * PowerShell scripting * Experience with automation (PowerShell, Graph API). * Excellent problem-solving and analytical skills * Strong communication and collaboration skills * IT certifications (Microsoft MS-102, SC-300, MD-102, AZ-104) and ITIL Foundation * Ready to occasionally work late hours or on weekends for Patches/Updates/Rollouts * Highly committed * Advanced English written and spoken, Spanish and/or German is a plus * Strong analytical and conceptual thinking. * High degree of initiative and responsibility. What do we offer? * Be part of a large international group, a leader in the defense sector. * Participate in major national and international projects. * Join a highly qualified team where you can develop a solid professional career. * Excellent working environment in a proactive and collaborative setting. * Flexible compensation package, with benefits such as childcare, transportation, or training. * Continuous working hours and flexible scheduling. * Opportunity to travel and geographic mobility.