Mail Processing Assistant Jobs in Springfield, IL

William Charles Construction, a MasTec Company, is currently hiring an Office Coordinator in our Springfield, IL office.  

This is an on-site position Monday-Friday. 

The Office Coordinator supports daily office operations and construction project teams by managing incoming calls, mail, guests, and shipments while maintaining organized filing systems. The role provides administrative support across departments, including assisting with jobsite setups, project documentation, subcontractor payment verification, and project closeout activities. The Office Coordinator ensures efficient communication between internal teams and external vendors to support smooth project execution.

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.

MasTec’s Clean Energy & Infrastructure (CE&I) segment generates more than $4.5 billion in annual revenue, providing construction services across our operating groups: Renewables, Industrial, Infrastructure and General Building. 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). 

• Responsible for receiving and routing incoming phone calls received by field personnel
• Greets guests and establishes their needs to direct them to the appropriate person
• Responsible for picking up and sorting incoming mail as well as delivering mail to appropriate interoffice recipients, including post office pickup/drop off
• Creates UPS and FedEx shipments and delivers received packages as needed
• Responsible for entering data into computer programs for various projects
• Responsible for supporting various departments on tasks including new jobsite trailer setups/field site needs
• General office duties such as ordering/maintaining office supplies
• Work with project controls and compliance to verify payment status for subcontractors
• Assist Project Managers and Project Engineers with project closeout documentation
• Cross-functional support with Accounts Payable and Project Management teams
• Communicate with vendors regarding closeout, startup, and other documentation across contracts
• Serve as point of contact for administrative and operations across project teams
• Maintain both physical and digital filing systems
• Will provide other duties as assigned

• High School Diploma or equivalent
• 1 to 3 years Office Coordinator/Reception experience in a fast-paced environment

Knowledge/Skills/Abilities

• Working knowledge of Microsoft Office
• Working knowledge of basic office practices
• Ability to effectively communicate orally and in writing, in person and by telephone
• Operating telephone equipment and receiving/transferring of incoming calls
• Any combination of equivalent education and work experience will be considered
  

What's in it for you:

Financial Wellbeing

• Competitive pay - $23.00 – $27.00/hour, commensurate with experience
• 401(k) with company match & Employee Stock Purchase Plan (ESPP)
• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children
• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave
• Military Leave, including Differential Pay and Benefits Continuation
• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment
• Voluntary life insurance, accident, critical illness, hospital indemnity coverage
• Emergency Travel Assistance Program
• Group legal plan

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact ceicareers@mastec.com. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information. 

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at https://reportfraud.ftc.gov/.

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