Payroll & Accounts Payable Specialist

About AROA
Aroa Biosurgery is a soft-tissue regeneration company that develops, manufactures, sells, and distributes medical and surgical products to improve healing in complex wounds and soft tissue reconstruction. Committed to ‘unlocking regenerative healing for everybody, Aroa’s products make a meaningful impact on the lives of patients, surgeons, and clinicians by delivering high quality, simple to use products that significantly improve healing outcomes.

We’re seeking a Payroll & Accounts Payable Officer to support our US operations from San Diego. This role works closely with our New Zealand head office, so some overlap with NZ working hours is required.

You’ll play a key role in supporting US payroll through our PEO partner, TriNet, while also contributing to accounts payable and finance processes.

Why this role stands out!

• Part-time flexibility with meaningful, high-impact work


• Global collaboration with NZ-based teams


• Work with a PEO – exposure to a well-established US payroll model


• Variety – payroll support, AP, expenses, and finance


• Purpose-driven medtech making a real difference

What you’ll be doing

• Support US & Canadian payrolls via our PEOs – coordinate inputs, review outputs, and ensure accuracy and compliance


• Manage payroll queries – act as a key contact for US employees and liaise with TriNet


• Support accounts payable – process invoices, payments, and supplier reconciliations


• Oversee expenses & corporate cards – review, approve, and ensure policy compliance


• Assist with month-end – support reconciliations and financial reporting


• Collaborate globally – work closely with NZ Finance and HR teams


• Drive improvements & compliance – strengthen processes and maintain controls

What you’ll bring

• 3–5+ years’ experience in US payroll and/or accounts payable


• Experience working with a PEO (TriNet highly regarded)


• Strong understanding of US payroll processes and compliance


• Experience with finance/payroll systems and Excel proficiency


• Strong attention to detail and ability to work independently


• Comfortable working across time zones and managing priorities


• Clear communicator who can build relationships across teams

Why Join Us?

At AROA, we’re proud to be making a real difference in patients’ lives by advancing healing in complex wounds and soft tissue reconstruction. You'll be joining a collaborative team that values agility, innovation, and continuous improvement—and your work will directly support those at the forefront of our mission.

We have great health benefits (including dental and vision), PTO entitlements, your birthday off, 401k and 401k matching.

Aroa Biosurgery is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.