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.

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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?

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- 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

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- 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

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- 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

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- 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

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- 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)

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- 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

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- 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

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- 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

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- 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.

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- 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?

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- 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?

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- 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.

- Flexible compensation package, with benefits such as childcare, transportation, or training.

- Continuous working hours and flexible scheduling.

- Hybrid remote working model. xhfqzwm

- Opportunity to travel and geographic mobility.

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