Senior Accounting Manager

Rapid Micro Biosystems

Accounting Senior Manager overseeing accounts payable, payroll, and expenses for Rapid Micro Biosystems. Collaborating with financial teams to ensure compliance and financial reporting accuracy.

Posted 6/15/2026full-timeLexington • Massachusetts • 🇺🇸 United StatesSenior💰 $155,000 - $175,000 per yearWebsite

Tech Stack

Tools & technologies

Flux

About the role

Key responsibilities & impact

Manage Accounts Payable, Payroll, Accounts Receivable and general accounting functions;
Develop, mentor, and train staff;
Obtain and maintain a thorough understanding of the financial reporting and general ledger structure;
Manage accurate and timely monthly, quarterly and year end close, including ownership of close calendar; preparation of monthly consolidations/reporting, ownership of the FloQast close tracker, and monthly flux analyses;
Perform certain higher risk, and review team’s account reconciliations, including routine monthly journal entries;
Support and oversight of the global payroll function, including review of payroll processing and compliance, including equity reporting; serve as processing backup for Payroll, Concur, and Egencia expense processing back-up;
Provide oversight over and maintain process documentation for the accounting team to ensure clear allocation of responsibilities, and appropriate tracking to deliverables;
Collaborates with the other finance department managers to support overall department goals and objectives;
Drive continuous improvement initiatives, including process optimization, system upgrades and implementations, enhanced reporting capabilities, and special projects in support of the Corporate Controller;
Responds to inquiries from the business regarding financial results and ad-hoc reporting requests;
Track and report on monthly debt compliance with our debt provider;
Collaborate with the Controller, the accounting operations team, and outside tax advisors to ensure compliance with federal, state, and international tax issues;
Collaborate with the Controller/participate in business insurance renewal process;
Involvement in certain global treasury processes as relevant such as preparing/reviewing wires;
Supports budget and forecasting activities as needed;
Collaborate with the Controller and Reporting Manager in preparing SEC reporting/10-Q and 10-K filings, including face of the financials, footnotes, and MD&A, as well as the GAAP checklist;
Collaborate with the Controller and Reporting Manager on the revenue recognition process, including annual ASC 606 SSP analyses for system sales, and review of SSP analysis for individual system sales, including ensuring the appropriate identification of non-standard terms;
Collaborate with the Controller and Reporting Manager on SOX 404(a) internal controls over financial reporting are documented, monitored and adhered to;
Working closely with legal/compliance and Reporting Manager in ensuring appropriate accounting for GAAP equity reporting, which includes the Company’s stock option, RSU, and ESPP plans
Advises staff regarding the handling of non-routine reporting transactions; work closely with the Controller and Reporting Manager on developing positions for and drafting technical accounting memos;
Collaborate with the Reporting Manager on managing through quarterly reviews and annual audits with independent auditors, and preparing routine deliverables for our annual tax provision

Requirements

What you’ll need

Candidate will have BS: Accounting or Finance, and at least 7+ years of progressive accounting experience; 3-5 years in public accounting preferred; experience managing staff required
CPA preferred; Big 4 accounting experience preferred
Experience working in public company environment, including SOX compliance
Proficiency in SAP HANA, Concur, UKG, and Workiva preferred
Demonstrate understanding of GAAP accounting and financial reporting principles and practices
Excellent analytical skills
Attention to detail to ensure accuracy and effectiveness of accounting tasks
Proven ability to stay organized in a fast-paced environment
Willingness to learn and continued desire to grow
Maintain a questioning mindset and desire to challenge the status quo

Benefits

Comp & perks

Attractive benefits package
Cash incentive opportunities
Equity grant

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

accounts payablepayrollaccounts receivablefinancial reportinggeneral ledgerjournal entriesbudgetingforecastingGAAPSOX compliance

Soft Skills

mentoringtraininganalytical skillsattention to detailorganizational skillswillingness to learnproblem-solvingcollaborationcommunicationcontinuous improvement

Certifications

BS in AccountingBS in FinanceCPA