Senior Windows Administrator

This role has direct ownership across Windows Server, VMware, Active Directory, Exchange, VDI, backup, storage, security, and infrastructure troubleshooting within a regulated environment. A global financial services organization is seeking a hands-on Senior Windows Infrastructure Administrator to support a broad enterprise technology environment.

Title: Senior Windows Infrastructure Administrator

Office Status: Onsite New York City, NY

Pay Rate: Up to $65/hour

Contract Length: Not specified

ABOUT THE ROLE

A global financial services organization is seeking a hands-on Senior Windows Infrastructure Administrator to support a broad enterprise technology environment. This role has direct ownership across Windows Server, VMware, Active Directory, Exchange, VDI, backup, storage, security, and infrastructure troubleshooting within a regulated environment. The ideal candidate brings 5+ years of enterprise systems administration experience, strong VMware and Windows/AD expertise, and professional Mandarin-speaking ability.

RESPONSIBILITIES

• Install, configure, patch, upgrade, and troubleshoot enterprise Windows Server environments.
• Administer VMware vSphere infrastructure, virtual machines, and related production systems.
• Support VMware Horizon or comparable enterprise VDI environments.
• Manage Active Directory, Group Policy, users, groups, permissions, and access controls.
• Administer and troubleshoot on-premises Microsoft Exchange Server and related messaging services.
• Diagnose and resolve complex server, operating system, application, networking, and infrastructure issues.
• Maintain security baselines, endpoint protection, antivirus, access controls, and patching standards.
• Support enterprise backup operations and assist with SAN storage and server hardware.
• Provide escalated end-user and desktop support when issues require infrastructure-level troubleshooting.
• Coordinate technical issues and solutions with vendors and internal technology, security, and infrastructure teams.
• Maintain infrastructure inventory, licensing records, procedures, and technical documentation.