Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail-served landfill in Ohio!  IWS is committed to delivering high-quality waste, recycling and environmental services, while prioritizing the safety of our employees, customers and communities. We cater to a diverse range of industrial, medical and commercial/ residential customers.

Founded in 1998, IWS has grown over the years through acquisitions , many of which were family-owned business that remain part of our team today. We’re proud to combine the resources of a large company with the values and care of a family-run business.

We are seeking an experienced Accounts Payable Supervisor who will be responsible for overseeing a staff of Accounts Payable professionals with a hands-on approach for ensuring the accurate and timely processing of invoices and payments to our suppliers. You will collaborate closely with members of our finance team, suppliers, other departments within the organization to maintain efficient accounts payable operations.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.  Other duties may be assigned. 

• Supervise daily activities of AP staff.  This includes work assignments, performance evaluation, training and administration.
• Evaluate existing processes and recommend improvements.
• Support corporate initiatives as AP SME.
• Ensure the accurate and timely processing of invoices and payments in compliance with company policies and procedures.
• Review and approve invoices, ensuring appropriate coding, documentation, and authorization before processing for payment.
• Manage supplier relationships, including addressing inquiries, resolving discrepancies, and partnering within the organization.
• Reconcile accounts payable transactions and resolve any discrepancies or variances with suppliers and/or internal stakeholders.
• Improve accounts payable processes, procedures, and controls to improve efficiency, accuracy, and compliance with relevant regulations.
• Collaborate with the finance team to ensure accurate accruals, month-end closing, and financial reporting related to accounts payable.
• Stay updated with changes in accounting regulations, best practices, and technology related to accounts payable, recommending and implementing process improvements.
• Provide support during internal and external audits, assisting in the preparation of audit schedules and addressing audit queries.

• Previous experience supervising/managing Accounts Payable staff is preferred.
• Degree in accounting, finance, related field, or equivalent experience
• 5+ years of experience in accounts payable for a middle market growth-oriented company
• In-depth knowledge of accounts payable principles, practices, and regulations
• Proficiency with accounting software and MS Office suite, with advanced knowledge of Excel
• Excellent project management, organizational and time management skills
• Strong interpersonal and communication skills, with the ability to collaborate effectively with cross-functional teams and suppliers.
• Experience with D365, TMT a plus
• Strong attention to detail

This job description is intended to be an accurate representation of the general functions of the job, rather than exhaustive list of duties, responsibilities, or experience. Other duties may be assigned, requested, or required. Aspects of the job may be altered without notice.

Interstate Waste Services provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training