Accounts Payable Specialist

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Aspen is a technology leader in sustainability and electrification solutions. The Company’s aerogel technology enables its customers and partners to achieve their own objectives around the global megatrends of resource efficiency, e‑mobility, and clean energy. Aspen’s Pyro Thin® products enable solutions to thermal runaway challenges within the electric vehicle ("EV") market. The Company’s Cryogel® and Pyrogel® products are valued by the world’s largest energy infrastructure companies.

Aspen’s strategy is to partner with world‑class industry leaders to leverage its Aerogel Technology Platform® into additional high‑value markets. Aspen is headquartered in Northborough, Mass.

At Aspen, our values reflect who we are and how we work both with each other and our customers, suppliers, and communities. They shape our interactions, guide our decisions, and inspire us to bring our best. Whether collaborating internally or externally, our values drive us to make a meaningful impact within Aspen and in all our relationships.

• We Do the Right Thing
• We are Problem Solvers
• We are Allies
• We Drive Forward

The Accounts Payable Specialist position is responsible for day‑to‑day operational efficiency of the Accounts Payable department and the invoice/expense to payment process. This position works closely with purchasing to facilitate and achieve accurate and timely processing of invoices and help identify improvements in functions related to goods receipt and purchase order related spend.

• Reviews all invoices and documentation for proper approval and coding.
• Perform 2‑way or 3‑way match as required by the stated procedures, gather and route invoice packages to appropriate personnel for approval.
• Identify, investigate and resolve purchase order, contract, invoice or payment discrepancies.
• Identify problems and interface with supply chain to resolve in a timely manner.
• Accurately input invoices into accounts payable sub‑ledger, including selecting the appropriate payment terms to take advantage of vendor trade discounts, breaking out sales and use taxes where applicable for sales‑use tax compliance purposes, and ensure appropriate department and GL account coding is applied.
• Process 50+ invoices per day.
• Reconcile and obtain vendor statements.

• Prepare wire and ACH payments for vendor invoices.
• Prepare check runs, coordinate signatures for checks, and subsequently mail the checks per the company’s stated procedures.

• Complies with and helps to achieve internal SOX control and Internal Audit requirements in invoice and payment processing.
• Maintain procedures, relevant work instructions and process documentation.

• Process and audit Travel and Entertainment expenses, ensuring best practices and adherence to T&E policies.

• Reconcile and audit corporate credit card transactions.
• Provide supporting documentation when needed for audits.
• Review invoices for proper sales & use tax and proper exemption classification.
• Assist in year end 1099 mailings and preparation.
• Assists in month end closing including accruals.
• Responds to request for data and resolves issues with supplier/vendor/employee/auditor queries.
• Provides support when required to other member(s) of the AP and Accounting team.
• Corrects postings of invoices, related to purchase order spend and non‑PO spend areas.
• Ensure compliance with all A/P processes and procedures.
• Establishes and maintains effective working relationships with employees, vendors and internal stakeholders.
• Adopt and follow Aspen’s core values of Safety, Quality, Integrity, Teamwork, Customer and Innovation on both a personal and professional level.
• Performs other related duties as assigned by management.

• High school diploma or general education degree (GED), or equivalent combination of education and experience.
• College degree with accounting coursework preferred.
• 3+ years of Accounts Payable experience required.
• Work experience in a manufacturing environment preferred.
• Proficient in…