Accounts Payable Manager: Lead, Automate & Optimize

Quantum--s; San Diego (CA); On-site; USD 105,000 - 125,000; Full time

Benefits offered by this job

Medical/dental/vision insurance

HSA & FSA options

Life and AD&D insurance

Disability coverage

EAP resources

Paid time off & company holidays

Parental leave

401(k) with Roth options

Job summary

Quantum-Si is seeking an Accounts Payable Manager to lead and execute all aspects of the AP function, including vendor onboarding, invoice processing, payments, and employee reimbursements. This hands-on role collaborates with cross-functional teams to improve processes, controls, and automation while managing vendor relationships and close activities.

The role requires 7+ years in AP or procure-to-pay, strong internal controls knowledge, and experience with ERP systems such as NetSuite or AP

Qualifications

• 7+ years of progressive accounts payable or procure-to-pay experience.
• Strong understanding of accounts payable operations, internal controls, and financial close processes.
• Experience working directly within ERP and AP automation systems, NetSuite preferred.
• Experience with Tipalti or other AP automation platforms preferred.

Responsibilities

• Own and execute the day-to-day accounts payable function, ensuring accurate and timely processing of invoices, employee reimbursements, credit memos, and vendor payments.
• Perform and review invoice coding, three-way match validation, exception resolution, and approval workflow management.
• Prepare and process payment runs including ACH, wire transfers, virtual card payments, and checks.
• Review, audit, and process employee expense reports for accuracy, completeness, appropriate business purpose, proper supporting documentation, and policy compliance.
• Partner with Procurement, Accounting, Treasury, Tax and department leaders to improve process efficiency and user experience.
• Execute and maintain key controls within the procure-to-pay cycle in accordance with SOX requirements and company policies.
• Ensure invoices, vendor records, and payments are processed in compliance with approval authority requirements and established controls.
• Manage vendor onboarding and maintenance processes, including validation of banking information, tax forms, and required documentation.
• Support monthly, quarterly, and annual close activities related to accounts payable and accrued liabilities.
• Prepare and analyze AP-related reconciliations, schedules, and reports.
• Coordinate annual Form 1099 reporting activities.
• Support compliance with applicable tax, payment, and regulatory requirements.
• Identify opportunities to leverage technology to reduce manual processing and improve scalability.

Skills

Accounts payable

Internal controls

ERP systems

AP automation

Time management

Communication

Tools

NetSuite

Tipalti

Job description

Quantum-Si is seeking an Accounts Payable Manager to lead and execute all aspects of the AP function, including vendor onboarding, invoice processing, payments, and employee reimbursements. This hands-on role collaborates with cross-functional teams to improve processes, controls, and automation while managing vendor relationships and close activities.

The role requires 7+ years in AP or procure-to-pay, strong internal controls knowledge, and experience with ERP systems such as NetSuite or AP