Job Summary:
The Accounts Payable Specialist III is responsible for ensuring that all vendors are paid in a timely manner, while maintaining strict adherence to internal corporate control policies and procedures.
Duties & Responsibilities:
- Process vendor invoices, including but not limited to inventory, other goods receipts, and service-related items
- Research and reconcile vendor open returns to ensure timely receipt and processing of vendor credit memos
- Conduct independent research, follow-up and resolution of PO/variance/matching/receiving issues
- Process vendor debits based on supporting documentation and clear within vendor accounts as needed
- Interface regularly with business partners, including purchasing, requisitioners and vendors to resolve invoice discrepancies
- Reconcile vendors accounts to statement as necessary, including complex vendor activity and goods receipt/invoice receipt discrepancies
- Monitor vendor prepayments and reconcile to monthly activity
- Ensure all invoices have appropriate authorizations and approvals for payment
- Follow consistent accounting rules and review processes within the AP organization
- Assist with A/P month-end close activities and prepare journal entries and accruals
- Perform A/P staff batch review to ensure policy compliance and adherence to internal controls
- Provide excellent customer service to internal and external customers
- Perform other duties or special projects as assigned
Minimum & Preferred Qualifications and Experience:
Minimum Qualifications:
Minimum 5 years of experience processing accounts payable
Concur experience a plus
Intermediate Microsoft Excel and Microsoft Office skills
Inventory payable processing encouraged
Detail-orientation individual who has strong analytical and judgment skills
Demonstrates a strong desire to learn and assume ownership and responsibility
Excellent communication, interpersonal and organizational skills desired to be able to work independently and as a team player
Preferred Qualifications:
Intermediate knowledge and understanding of accounting procedures
Knowledge of GAAP, business principles and standard operating practices
Complex problem solving and analytical skills
Education:
High school diploma or GED is required. Some Accounting college level courses are preferable.
Compensation:
The anticipated hourly range for this position is $25-$30 per hour plus benefits. Actual placement within the range is dependent on multiple factors, including but not limited to skills, education, and experience. Masimo offers benefits such as Medical, Dental, Vision, Life/AD&D, Disability Insurance, 401(k), Vacation, Sick, Holiday, Paid Maternity Leave, Flexible Spending Accounts, voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet Insurance, on-site Wellness Clinic, Fitness Center, Café. All benefits are subject to eligibility requirements.
Physical requirements/Work EnvironmentThis position primarily works in an office environment. It requires frequent sitting, standing and walking. Daily use of a computer and other computing and digital devices is required. May stand for extended periods when facilitating meetings or walking in the facilities.
The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods. Reasonable accommodation may be made for those individuals with real or perceived disabilities to perform the essential functions of the job described.
Skills Required
- Minimum 5 years of experience processing accounts payable
- Intermediate Microsoft Excel skills
- Intermediate Microsoft Office skills
- Concur experience
- Inventory payable processing experience
- Detail-oriented with strong analytical and judgment skills
- Demonstrates desire to learn and assume ownership and responsibility
- Excellent communication, interpersonal and organizational skills
- High school diploma or GED
- Some accounting college level courses
- Intermediate knowledge and understanding of accounting procedures
- Knowledge of GAAP and standard operating practices
- Complex problem solving and analytical skills
- Ability to work independently and as a team player
Masimo Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Masimo and has not been reviewed or approved by Masimo.
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Healthcare Strength — Comprehensive medical, dental, and vision coverage is offered alongside company‑paid life insurance at 2x salary and long‑term disability coverage. The package reflects broad core health protection.
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Leave & Time Off Breadth — Policies include 15 days of paid vacation to start, up to 10 paid holidays, 40 hours of sick time, and defined paid parental leave components. This structure provides clear, multi‑category time‑off coverage.
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Wellbeing & Lifestyle Benefits — An EAP, corporate discounts, and onsite amenities such as a café, wellness center, and gym are available at certain locations. These perks enhance day‑to‑day support where onsite access exists.
Masimo Insights
What We Do
Masimo (NASDAQ: MASI) is a global medical technology company that develops and produces a wide array of industry-leading monitoring technologies, including innovative measurements, sensors, patient monitors, and automation and connectivity solutions. Our mission is to improve life, improve patient outcomes, reduce the cost of care, and take noninvasive monitoring to new sites and applications. Masimo SET® Measure-through Motion and Low Perfusion™ pulse oximetry, introduced in 1995, has been shown to outperform other pulse oximetry technologies in over 100 independent and objective studies, which can be found at www.masimo.com/evidence/featured-studies/feature. Masimo SET® is estimated to be used on more than 200 million patients around the world each year and is the primary pulse oximetry at all 10 top U.S. hospitals as ranked in the 2025 Newsweek World’s Best Hospitals listing. Additional information about Masimo and its products may be found at www.masimo.com.

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