Staff Accountant

Winning the race to bring new healthcare products safely to a waiting world drives Rapid Micro Biosystems (RMB) to combine today’s innovative technologies as never before. Your career at RMB puts you at the center of diverse global teams that span robotics, AI, Machine Learning, imaging, microbiology, and more, reshaping how urgently needed pharmaceuticals are made, tested, and released for decades to come.

The sky's the limit.

Careers at RMB are fast-moving, with the high growth you’d expect from a world leader in microbiology automation. Advancement at RMB affords an opportunity to achieve your personal goals and develop your passions, in an inclusive environment where every employee has the resources and opportunities to hone their skills. You’ll do more, learn more, and have the ability to make a profound impact on our business.

The Staff Accountant is responsible for supporting the Company’s accounting operations through a combination of general accounting, financial close, and accounts receivable responsibilities. This role plays a key part in the monthly close process by preparing journal entries, performing account reconciliations, analyzing financial data, and ensuring the accuracy and completeness of the Company’s financial records in accordance with U.S. GAAP.

In addition, the Staff Accountant supports the Company’s order-to-cash process, including customer invoicing, collections, cash application, and receivables analysis. The role partners closely with Finance, Sales, Customer Success, and other cross‑functional teams to promote accurate financial reporting, timely collections, and effective cash flow management.

The Staff Accountant reports directly to the Accounting Supervisor and works closely with the Senior Accounting Manager and Controller, providing broad exposure to the accounting organization and opportunities for professional growth and development.

• Prepare journal entries and supporting documentation as part of the monthly, quarterly, and annual financial close process
• Prepare and maintain balance sheet account reconciliations, investigating and resolving reconciling items on a timely basis.
• Analyze general ledger activity and account balances to ensure transactions are recorded accurately and exercise professional judgement in accordance with U.S. GAAP and Company policies related to accounting transactions.
• Assist with financial reporting, audit support, and other accounting projects as assigned. Analyze financial results and identify accounting issues requiring research and resolution.
• Identify and implement process improvements to enhance efficiency, accuracy, and internal controls.
• Collaborate cross‑functionally with Finance and other departments to support business objectives.

• Manage the full‑cycle accounts receivable process, including invoicing, collections, and cash application.
• Prepare customer invoices and review sales orders, purchase orders, and invoices for accuracy.
• Analyze customer cash activity, prepare related accounting entries and reconciliations, and resolve complex discrepancies to ensure accurate financial reporting.
• Analyze customer payment trends, evaluate delinquent accounts, and recommend collection strategies and reserve adjustments as appropriate.
• Evaluate collectability of receivables and recommend bad debt reserve and write‑off adjustments based on professional accounting judgment.
• Review credit memos and make recommendations ensuring appropriate support and documentation is maintained.
• Prepare accounts receivable analyses and forecasting in support of the Company’s short‑term cash forecasting process by monitoring expected customer collections.
• Lead accounts receivable and order‑to‑cash process improvement initiatives and projects as needed.

• Bachelor’s degree in Accounting, Finance, Economics, or a related business discipline required.
• 3+ years of progressive accounting or finance experience.
• Experience supporting the monthly financial close process, including preparing journal entries and account reconciliations.
• Working knowledge of U.S. GAAP and the…