Senior AP Specialist

About The Role

The Senior Accounts Payable Specialist plays a critical role in ensuring the accuracy, continuity, and scalability of the company’s procure-to-pay operations. This role is responsible for managing complex, high-volume AP activities and serves as a key operational partner to the Sr. AP Manager during periods of growth and organizational change.

This position operates with a high degree of autonomy while collaborating closely with Procurement, Supply Chain, Operations, Accounting, and other cross-functional teams to resolve invoice discrepancies, maintain strong vendor relationships, and ensure compliance with internal controls and accounting standards. The Senior AP Specialist also contributes to process documentation and knowledge transfer to support a resilient and scalable AP function.

Responsibilities 

• Manage the end-to-end invoice lifecycle, including high-volume invoice processing, accurate GL coding, proper sales tax/VAT treatment, and 3-way PO/receipt matching in accordance with established SLAs.
• Independently investigate and resolve invoice discrepancies, including PO variances, pricing or quantity mismatches, and receiving issues, by partnering with Procurement, Supply Chain, and Operation teams.
• Serve as a primary operational point of contact for vendors, handling inquiries, vendor statement reconciliations, and issue resolution, while escalating high-risk or systemic issues with context and recommended solutions.
• Execute AP-related payment activities, including checks, ACH, wires, and online payments, ensuring accuracy, timeliness, and adherence to approval and internal control requirements.
• Perform cash and AP-related account reconciliations, identify timing differences, and proactively investigate and resolve reconciling items.
• Support corporate credit card and expense-related transaction uploads into the ERP system, ensuring completeness, accurate coding, and alignment with supporting documentation.
• Manage prepaid expense processing, including reviewing invoice terms, validating amortization schedules, and ensuring accurate setup and monthly amortization in the ERP system.
• Support monthly and year-end close activities, including preparing accruals, AP-related journal entries, and reconciling the AP subledger to the general ledger.
• Create, maintain, and continuously improve AP process documentation, SOPs, and checklists for assigned areas to ensure consistency, auditability, and effective knowledge transfer.
• Proactively identify process improvement opportunities that increase efficiency, reduce manual effort, and strengthen internal controls, partnering with the Sr. AP Manager on implementation.
• Support AP automation and system enhancement initiatives by participating in process reviews, testing, documentation, and adoption of new tools or workflows.
• Support onboarding and training of new AP team members or contractors by providing process guidance, documentation, and day-to-day operational support.

Skills And Qualifications   

• 5+ years of progressive Accounts Payable experience, including strong hands-on expertise with 3-way matching in a high-volume environment.
• Proficiency with ERP systems such as NetSuite, SAP, or Oracle.
• Experience with vendor reconciliations, prepaid accounting, accruals, and month-end close support.
• Strong analytical and problem-solving skills with the ability to independently resolve discrepancies.
• Demonstrated ability to work cross-functionally and communicate clearly with internal stakeholders and external vendors.
• High attention to detail, strong organizational skills, and the ability to manage multiple priorities effectively.
• Experience in semiconductor, hardware, manufacturing, or other complex supply-chain-driven environments.
• Exposure to AP process improvement initiatives, backlog cleanup efforts, or system enhancements.
• Familiarity with AP automation tools, OCR or AI solutions, or workflow optimization.
• Bachelor’s degree in Accounting, Finance, or equivalent practical experience.