Accountant & LATAM Accounting Coordinator

Milestone One is a Site Enabling Services organization with global headquarters in Zug, Switzerland. We understand what clinical study sites need and our overall mission is to support sites in stronger study delivery.

Please submit CV in English.

We are looking for an Accountant & LATAM Accounting Coordinator to join our team in Argentina and support the establishment and ongoing financial operations in the LATAM region.

This is a hands-on accounting position with an additional regional LATAM coordination scope. You will be responsible for managing local accounting activities supporting group reporting requirements, and coordinating selected accounting processes with external providers across the LATAM region, particularly in Brazil and Mexico.

The role will suit someone who enjoys working independently, pays close attention to detail, and is comfortable coordinating with both internal stakeholders and external accounting partners in an international environment.

Key responsibilities

Argentina – Local Accounting

• Manage day-to-day accounting activities for the Argentine legal entity.

• Work with SAP and ensure accounting data is accurately recorded and maintained.

• Prepare accounting data, analyses, and reports required for group reporting.

• Support month-end and other periodic closing and reporting activities.

• Cooperate with external accounting and tax providers where required.

• Potentially support payroll-related activities in cooperation with an external payroll provider.

• Ensure accounting documentation and data are complete, accurate, and delivered on time.

LATAM – Regional Coordination

• Coordinate selected accounting processes across the LATAM region, particularly Brazil and Mexico.

• Act as a key point of contact for external accounting firms supporting these countries.

• Coordinate the exchange of financial and accounting information with external providers.

• Monitor the timeliness, completeness, and quality of data received from local providers.

• Follow up on outstanding information and clarify accounting-related questions.

• Support the preparation and consolidation of information required for group reporting across LATAM.

• Work closely with internal Finance stakeholders to ensure consistent and timely reporting.

What we are looking for

• Previous experience in accounting, ideally in an international organization or environment.

• Good understanding of accounting processes and financial reporting.

• Practical experience with SAP.

• Strong attention to detail and a structured approach to work.

• Ability to work independently and take ownership of assigned responsibilities.

• Strong communication and coordination skills.

• Ability to work effectively with external service providers and stakeholders across different countries.

• Fluent or strong English skills, both written and spoken.

• Comfortable working in a changing, international environment.

Nice to have

• Experience with payroll processes.

• Experience working with accounting providers or shared service environments.

• Exposure to LATAM accounting, particularly Argentina, Brazil, or Mexico.

• Experience supporting group reporting or working with multinational organizations.

What you can expect

• The opportunity to take ownership of the accounting function for a newly established legal entity in Argentina.

• A role combining hands-on accounting responsibilities with regional LATAM exposure.

• Collaboration with international teams and external partners across multiple countries.

• The opportunity to help build and shape accounting processes as the Argentine entity is established and develops.

• A dynamic and international working environment with scope for professional growth.