Security Engineer

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Freelance
Microsoft / Active Directory Security Engineer (m/f/d)

Location: Flexible / remote

Employment Type: Full-time

Contract
: B2B

We are seeking a highly skilled Microsoft / Active Directory Security Engineer (m/f/d) to join our security engineering function. In this role, you will design, implement, and maintain advanced security controls across cloud and hybrid environments, ensuring strong identity protection and platform resilience.

• Design and implement digital security controls to protect identities, data, and access across cloud and hybrid infrastructures.
• Provide expert guidance on Office 365 and Azure security
  , including Cloud App Security, Information Rights Management, Intune (MDM & Conditional Access), and Microsoft Enterprise Mobility + Security.
• Configure and manage Azure AD, Microsoft/Office 365 tenants, ATP solutions, Intune, authentication systems, identity management, and DLP frameworks.
• Troubleshoot and support security incidents, contributing to rapid identification and resolution.

• Deep expertise in Microsoft Active Directory and related technologies (Group Policy, Kerberos, DNS, DHCP).
• Proven hands‑on experience with Azure AD, Office 365
  , tenant‑wide configurations, ATP products, Intune, authentication, identity management, and DLP.
• Proficiency with Power Shell scripting
  .
• Strong customer service mindset with a solution‑oriented approach.
• Excellent analytical and problem‑solving abilities.
• Minimum 2 years of experience with Office 365 security features
  .

You will support and execute critical activities such as:

• Account Analysis: Monitoring user accounts for suspicious or anomalous behavior.
• Password Reset Operations: Enforcing secure tenant‑wide password resets.
• Kerberos Reset: Revoking compromised tickets and preventing credential misuse.
• Domain Controller Hardening: Supporting clean builds and replication validation.
• Active Directory Structure Review: Assessing GPOs, OU hierarchies, gMSA usage, site topology, and overall AD health.
• AD Rebuild (if required): Supporting domain or forest rebuilds following severe compromise.

Mid‑Senior level

Contract

Information Technology

IT Services and IT Consulting and Information Services

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