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

Administer Microsoft Teams end-to-end:

- 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.




- Ensure secure sharing across internal/external collaboration scenarios.

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.

Modern Workplace Engineering & Automation

- 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.

Documentation, Standardization & Continuous Improvement

- 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.
- Competitive salary.
- Versátil compensation package, with benefits such as childcare, transportation, or training.
- Continuous working hours and flexible scheduling.
- Hybrid remote working model.
- Opportunity to travel and geographic mobility.

📌 ITEXPERT (España)
🏢 GDELS Santa Bárbara Sistemas
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