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AAR

System Administrator

1100 N Wood Dale Rd, Wood Dale, IL 60191

On-site · Full-time

First seen by offpeak October 6, 2026

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The System Administrator will serve as an integral member of the infrastructure management and support team, with a primary focus on Windows servers, backup solutions, Microsoft 365 (O365), and VMware environments. In this role, the individual will collaborate with team members to design, deploy, oversee, and support technology infrastructure across a 75 site organization. Responsibilities include installing and configuring hardware and software, deploying and maintaining application infrastructure, and providing comprehensive support for both cloud-based and on-premises systems to ensure reliability, security, and optimal performance across the enterprise.

This position is based at our Corporate Headquarters in Wood Dale, IL, with a planned relocation to the Merchandise Mart (Chicago) in early 2027.

What you will be responsible for:

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