Senior IT Infrastructure Engineer

Role Overview

The Senior IT Infrastructure Engineer is responsible for designing, maintaining, and securing core IT infrastructure across hybrid environments. The role focuses on Microsoft Entra ID, Active Directory, DNS, PKI, Exchange Online, and cloud-based services, while supporting automation, cloud migration, and infrastructure optimization.

Key Responsibilities

• Design, deploy, and maintain Hybrid Active Directory, including Domain Controllers, Group Policies, and Entra ID integration.
• Manage Exchange Online, AWS SES messaging, and enterprise email services.
• Maintain DNS infrastructure using Active Directory DNS and AWS Route 53.
• Design and maintain Enterprise PKI and identity services.
• Manage and secure Windows Server environments.
• Support migration of on-premise infrastructure to AWS cloud services.
• Develop automation scripts using PowerShell and ServiceNow.
• Implement mo...