William Charles Construction, a MasTec Company, is hiring an Administrative Assistant for its Springfield, Illinois office. The role provides administrative and general office support to site and area operations, directly supporting field teams and business operations. The Administrative Assistant serves as a primary point of contact for site personnel, Operations Managers, and Regional Support Managers. The position supports office administration, vendor relations, correspondence, customer requests, project paperwork and invoicing, meeting coordination, expense reporting, and payroll timesheet processing. It also supports field management with project and daily business needs, helps maintain a safe work environment, and provides backup support to other office employees as needed.
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Job Type
Full-time
Career Level
Entry Level
Education Level
High school or GED