Accounts Receivable Specialist

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

As an Accounts Receivable Specialist you'll support the company’s cash flow by ensuring timely and accurate billing and payment collection. This position requires strong attention to detail, effective communication skills, and an understanding of basic accounting principles to ensure accurate invoicing, resolve payment discrepancies, and manage customer accounts.

Key Responsibilities

• Prepare invoices for clients based on contracts and system data.

• Coordinate billing and client information with relevant teams.

• Respond to client inquiries related to billing.

• Enter and maintain master data for clients.

• Manage the collection of outstanding balances from clients

• Check daily to see if expected payments have been received.

• Contact clients about any overdue amounts according to procedures.

• Identify and solve discrepancies in current accounts, investigating and addressing potential issues related to invoices or payments.

• Prepare month-end closing schedules and necessary adjustments.

• Clarify with internal and external departments.

• Ensure transactions comply with financial policies and procedures.

• Support the compilation of financial information for the annual audit.

• Continuous improvement of team procedures and processes.

Your Profile

• Associate degree in accounting, Finance, or a related field; relevant certifications (e.g., A/R certification) are a plus.

• 2-4 years in billing, accounts receivable, or a related financial role.

• Proficiency in accounting software (e.g., NetSuite) and Microsoft Excel for data analysis and reporting.

• Strong accuracy in managing invoices, payments, and financial records.

• Effective verbal and written communication skills for liaising with clients and internal teams.

• Ability to manage multiple tasks and prioritize effectively in a fast-paced environment.

• Strong problem-solving skills to identify issues and discrepancies in billing and accounts.

• Focus on providing excellent service to clients and resolving billing inquiries promptly.

• Capable of meeting deadlines and handling a high volume of transactions efficiently.

• Excellent written and verbal communications skills in English.

We Offer

• Integration in a highly motivated team

• Working in an international environment

• Employee benefits package

• Career development

If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31th August 2026