Accounts Receivable Specialist in Pottstown, Pennsylvania at M.J. Nester Specialty Contractors

M.J. Nester is a specialty industrial contractor providing millwright, mechanical, electrical, and automation services to clients across the United States. Since its founding in 2015, the company has expanded from a niche installation contractor into a full-service provider with capabilities including welding and fabrication, rigging, pipefitting, plant relocation, industrial cleaning, and PLC-based controls and automation. The company operates with a strong focus on safety, execution, and field performance, supported by OSHA-certified crews and a collaborative approach between estimating, operations, and project teams. M.J. Nester delivers end-to-end industrial solutions, supporting projects from early-stage planning and estimating through installation, commissioning, and ongoing facility support.

The Accounts Receivable Specialist is responsible for overseeing the company's invoices and accounts receivable functions to ensure timely billing, accurate cash application, and effective collection of outstanding balances. This hands-on role manages the full customer billing lifecycle while maintaining financial records within QuickBooks in collaboration with the Accounts Payable Specialist. The position reports directly to the General Manager and plays a key role in supporting the company's cash flow and overall financial performance.

· Manage the full customer billing and invoicing process, ensuring accuracy and timeliness.

· Review and process project billings, including contract, progress, and time-and-material invoices.

· Generate and distribute customer invoices in accordance with contractual requirements and company policies.

· Monitor accounts receivable aging reports and lead collection efforts on outstanding balances.

· Communicate with customers, project managers, and operations teams to resolve billing discrepancies and collection issues.

· Oversee cash application activities and ensure customer payments are posted accurately and promptly.

· Maintain accurate customer records and supporting documentation within QuickBooks.

· Partner with the Accounts Payable Specialist to ensure the integrity and accuracy of financial data and accounting records.

· Prepare and analyze accounts receivable reports, aging schedules, and cash flow metrics for leadership review.

· Assist with month-end close activities, account reconciliations, financial reporting, and audit preparation.

· Support lien waiver processing, customer compliance requirements, and project documentation as needed.

· Develop, maintain, and improve billing and collections procedures to enhance efficiency and strengthen cash flow.

· Identify opportunities for process improvements within invoicing and receivables functions.

· Collaborate with leadership on initiatives that support company growth and financial performance.

· Perform other accounting and administrative duties as assigned.

This position reports directly to the General Manager and works closely with the Accounts Payable Specialist and operations team to support the company's accounting and financial objectives.

· Minimum of 3 years of experience in accounts receivable, billing, collections, or related accounting functions.

· Experience with construction, industrial service, or project-based billing strongly preferred.· Working knowledge of invoicing processes, collections practices, account reconciliations, and financial reporting.

· Proficiency with QuickBooks and Microsoft Excel required.

· Strong attention to detail with excellent organizational and problem-solving abilities.

· Effective communication skills with the ability to interact professionally with customers, project teams, and leadership.

· Demonstrated ability to manage multiple priorities and meet deadlines in a fast-paced environment.

· Previous leadership experience or the ability to train and mentor others is preferred.

· Associate's or Bachelor's degree in Accounting, Finance, or a related field preferred; equivalent experience will be considered.