Billing and Invoice Reconciliation Specialist - all levels

QISG leverages Quanta’s comprehensive resources to deliver collaborative solutions for our partners' energy infrastructure needs. We use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct projects.

Our turnkey service capabilities provide our customers with efficiency, consistency, attention to detail and safe execution. The QISG team brings together Engineering, Safety, Quality, Material Procurement, QA/QC, Right-of-Way Acquisition, Scheduling, Environmental Planning, Permitting, Title and Land Management expertise that ensure outstanding results for our clients.

Full Time Onsite:  3500 Colonnade Pkwy, Birmingham, Alabama 35243

Quanta Infrastructure Solutions Group (QISG), a division of Quanta Services, delivers turnkey engineering, procurement, and construction (EPC) solutions for power generation projects across North America. We specialize in utility-scale construction, driven by a commitment to safety, innovation, and operational excellence.

QISG is seeking both Junior and Senior Billing & Invoice Reconciliation Specialists to join our Project Controls team. These roles are key to ensuring billing accuracy, financial compliance, and contract alignment across complex power generation and infrastructure projects. You’ll manage AIA billing, retainage, lien waivers, and invoice reconciliation to keep projects financially on track and clients properly invoiced.

• Prepare, review, and manage client billing for multiple large-scale EPC projects.

• Ensure billing accuracy and compliance with contract terms, change orders, and project milestones.

• Manage retainage, lien waivers, and related documentation.

• Review vendor invoices for accuracy and resolve discrepancies against purchase orders or budgets.

• Track project billing progress and reconcile invoices to budgets and forecasts.

• Maintain visibility into project billing status and provide updates to project teams.

• Collaborate with Project Controls, Procurement, and Accounting teams to resolve issues and support audits.

• Identify and implement process improvements that enhance billing efficiency and accuracy.

• 2-10+ years of billing and invoicing experience in industrial, utility, or power generation projects.

• Strong understanding of AIA billing, retainage, lien waivers, and change order management.

• Experience with construction contract terms and PO change management.

• Advanced proficiency in Microsoft Excel; ERP experience (e.g., Oracle, SAP, or JD Edwards) preferred.

• Excellent attention to detail, organization, and analytical skills.

• Ability to manage multiple projects in a fast-paced, deadline-driven environment.

• EPC project experience highly preferred.

• Comprehensive Benefits: Medical, Dental, and Vision (PPO & HSA options)

• Retirement Savings: 401(k) with company match

• Time Off: PTO and 10+ Paid Holidays

• Employee Programs: Wellness & Assistance initiatives

• Career Growth: Ongoing training and professional development opportunities

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.

We are an Equal Opportunity Employer, including disability and protected veteran status.

We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact us the Company’s Human Resources department.