AP Specialist

William Charles Construction, a MasTec Company, is currently hiring for an AP Specialist to support our Rockford, IL office.

The AP Specialist is responsible for processing vendor invoices, maintaining accurate financial records, and ensuring timely payments while supporting day-to-day accounting operations. The ideal candidate will possess strong organizational skills, a commitment to accuracy, and the ability to collaborate effectively with internal teams and external vendors in a fast-paced construction environment. This role plays a key part in supporting the financial integrity and operational success of the organization.

This is an on-site position out of our Rockford office, with hybrid flexibility available. 

Company Overview

With more than a century of exceptional work on our resume, William Charles Construction remains guided by the pursuit of excellence. Our “Do it Right the First Time” work ethic has been the cornerstone of our business philosophy since 1892. With our broad background in heavy civil construction, environmental management, and mining and materials production, we have the expertise to help our customers complete their most complex projects. 

William Charles Construction is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor). 

• Receive invoices daily and analyze to ensure all needed information is included
• Code invoices to correct job /GL account
• Verify sales & use tax rates, calculate additional tax accruals as necessary
• Monitors pack hold list to use 3-way match to prove proof of delivery or BOL tickets to invoices
• Reviews monthly vendor statements
• Communicates clearly and effectively with vendors to resolve billing issues, while maintaining positive relationships
• Maintain an organized electronic filing system
• Various other administrative duties as requested
• Establish and maintain a good working relationship with field employees

• Associate degree or equivalent from two-year college or technical school
• One to two years related experience and/or training or equivalent combination of education and experience