Staff Accountant
Rapid Micro Biosystems ‚Ä¢ Lexington, Massachusetts ‚Ä¢ Full Time ‚Ä¢ $70,000–$80,000 / year
Posted on Tue, Jul 21, 2026
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.
Position Summary
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.
Responsibilities
General Accounting
- 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 exercises 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. Analyzes financial results and identifies 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.
Accounts Receivable & Cash Management
- 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.
Qualifications
- 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 ability to apply Generally Accepted Accounting Principles.
- Accounts receivable experience, including billing, cash application, or collections, preferred.
- SAP experience preferred.
- Must be able to adapt to new and different computer programs and software to enable efficient data gathering and analysis.
- Ability to research, compile, analyze, and interpret financial data.
- Strong written, verbal, communication, and collaborative skills.
- Advanced proficiency in Microsoft Excel and other Microsoft Office applications.
- Strong organizational skills with exceptional attention to detail.
- Ability to work cross-functionally across several departments.
Rapid Micro Biosystems is proud to offer a competitive total compensation package designed to attract, inspire, and retain the best talent in our industry. In addition to base pay, our full-time regular employees are eligible for an attractive benefits package, cash incentive opportunities, and an equity grant.
The base annual salary hiring range for this position is $70,000 - $80,000.
Starting salaries are determined based on skills, experience, budget, and other job-related factors. More information about our total compensation package will be shared with candidates during the recruitment process.
ABOUT RAPID MICRO BIOSYSTEMS:Rapid Micro Biosystems creates, sells, validates, and services innovative products for fast, accurate, and efficient detection of microbial contamination in the manufacture of pharmaceuticals, biologics, biotechnology products, medical devices, and personal care products.The company’s Growth Direct™—the first and only growth-based system to automate rapid compendial QC Micro testing—ensures data integrity, compliance, and operational efficiencies driven by rapid methods and automation.
Rapid Micro Biosystems is dedicated to providing groundbreaking technology and products to support companies in their journey to achieve greater reliability, efficiency, and better predictability, ultimately providing higher quality products for improved patient outcomes.
Rapid Micro Biosystems is headquartered in Lexington, Massachusetts. Our research & development, and manufacturing operations are located in Lowell, Massachusetts. Additionally, we maintain field offices in Freising, Germany; Switzerland, and Singapore.
Equal Opportunity:Rapid Micro Biosystems is committed to the principle of equal employment opportunity. Applicants for employment and employees are reviewed on their individual qualifications for a position. Under no circumstances will Rapid Micro Biosystems discriminate against qualified persons on the basis of race, color, religious creed, retaliation, national origin, ancestry, sexual orientation, gender identity, disability, mental illness, genetics, choice of health insurance, marital status, age, veteran status, or any other basis prohibited under applicable law.We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.