IT Infrastructure Engineer

📋 Description

• Lead the administration and evolution of Microsoft Active Directory in a complex enterprise environment.
• Own Exchange and Exchange Hybrid (on-prem and Online) with reliability and security.
• Design, operate, and maintain PKI, including certificate lifecycle management.
• Administer and develop Microsoft 365 / Entra ID identity services.
• Implement and support ADFS / SSO and federation for internal and external apps.
• Ensure secure access, authentication, and authorization across platforms.

🎯 Requirements

• Strong hands-on expertise in Active Directory (architecture, trusts, GPO).
• Proven Exchange (on-prem) and Exchange Hybrid experience.
• Solid PKI experience (Root/Issuing CAs, templates, CRL/OCSP).
• Production experience with Microsoft 365 / Entra ID in hybrid environments.
• Practical knowledge of ADFS / SSO, federation, and claims-based authentication.
• Strong Windows Server background in enterprise environments.

🎁 Benefits

• Office or remote — it's up to you.
• Remote onboarding.
• Performance bonuses for everyone.
• Health and life insurance.
• Wellbeing program and corporate psychologist.
• Reimbursement of expenses for Kyivstar mobile communication.