We are looking for an Infrastructure Administrator/ Engineer to support and enhance core enterprise systems in Phoenix, Arizona. This contract-to-permanent opportunity is ideal for a detail-oriented individual who can manage server and identity environments while helping maintain secure, reliable access across the organization. The role focuses on Windows-based infrastructure, directory services, messaging platforms, and virtual application technologies, with an emphasis on operational stability and continuous improvement.<br><br>Responsibilities:<br>• Administer and maintain Microsoft Windows Server environments to ensure strong performance, availability, and security.<br>• Manage Active Directory and Azure Active Directory services, including user access, group policies, and identity lifecycle support.<br>• Support Citrix technologies by monitoring virtual application and desktop environments and resolving platform-related issues.<br>• Oversee Microsoft Exchange administration, including mailbox management, system health checks, and issue resolution.<br>• Troubleshoot infrastructure incidents across servers, identity platforms, and end-user access systems to minimize downtime.<br>• Implement system updates, configuration changes, and routine maintenance activities in alignment with operational standards.<br>• Partner with internal teams to strengthen infrastructure reliability, improve service delivery, and support technical initiatives.<br>• Document configurations, procedures, and support activities to promote consistency and effective knowledge sharing.

• Hands-on experience administering Active Directory in a business environment.<br>• Strong working knowledge of Microsoft Windows Server platforms and core system administration practices.<br>• Experience supporting Azure Active Directory, including identity and access management functions.<br>• Familiarity with Citrix technologies used for virtual desktops or application delivery.<br>• Experience administering or supporting Microsoft Exchange environments.<br>• Ability to diagnose and resolve technical issues across infrastructure and user access systems.<br>• Strong communication skills with the ability to work effectively across technical and non-technical teams.

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