Job Description
We are looking for a cybersecurity specialist with extensive experience in Microsoft technologies, particularly in the advanced deployment and operation of Microsoft Sentinel, XDR, and other solutions within the Defender ecosystem. The selected candidate will be responsible for protecting client data and infrastructures by developing defense strategies, managing incidents, and ensuring compliance with security best practices, Zero Trust principles, and applicable regulations.
Key Responsibilities
* Administration, optimization, and daily operation of Microsoft Sentinel (SIEM/SOAR) and the Defender suite (Defender for Endpoint, Identity, Cloud Apps, Office 365).
* Management, response, and analysis of security incidents, from advanced detection to closure and remediation.
* Development and tuning of detection rules, analytics, playbooks, and automations in Sentinel and XDR.
* Implementation of conditional access policies and Zero Trust strategies in Entra ID (Azure Active Directory).
* Hardening of Microsoft 365, Azure, and hybrid environments, including vulnerability management and secure configurations.
* Integration of data sources, endpoint telemetry, networks, and identities, as well as onboarding of new systems into the SIEM.
* Proactive threat hunting, forensic analysis, reporting, and preparation of technical recommendations for clients.
* Continuous updates on emerging threats and participation in improvement plans and internal training.
Minimum Requirements
* Proven experience (ideally 3+ years) in security administration with Microsoft products: Sentinel, Defender XDR, Intune, Entra ID, and Azure.
* Practical knowledge of KQL, automation with PowerShell/Python, and frameworks such as MITRE ATT&CK.
* Ability to implement and maintain security architectures based on Zero Trust standards and regulatory compliance.
* Experience in incident response, threat hunting, playbook development, and advanced alert management.
* Desirable: official Microsoft Security certification (e.g., SC-200, SC-100, AZ-500).
* Ability to work independently, remotely, and results-oriented in collaborative environments.
What we offer:
* Permanent contract, stable position, and participation in cutting-edge projects.
* Flexible schedule, 100% remote work option.
* Specialized training and professional development plan.
* Optional health insurance and conditions adapted for work-life balance.
* Join our Wellness programme which promotes both emotional and mental health and offers free legal and financial advice.
* Refreshing beverages and a variety of fruits are available for all employees to support a healthy lifestyle.
* Advancing your professional growth through language training and technological certifications.
* Celebrate with us during our annual events and festive holidays, including Easter, Halloween, Thanksgiving and more.