Finance & Accounting

Senior Accountant (2162-N-840-FINA)

ArsenalBio’s mission is to develop efficacious and safe cellular therapies for patients with chronic diseases, initially cancer.  Our products are being designed to herald the transition of adoptive cell therapy from a hospital based treatment to outpatient therapy, like most other cancer treatments. 

Our people are our greatest asset, they bring scientific talents in molecular biology, immunology, pharmacology, protein chemistry, computational biology, automation, genome engineering, software and other fields to make the future happen now.

This is a new opportunity to join our growing Company within our Accounting team.  

What You Will Do:

  • Responsible for semi-monthly payroll processing including payroll journal entries preparation and account reconciliations
  • Review AP invoice coding and resolve any invoices with PO issues
  • Assist in monthly financial close process for G&A accrual and account reconciliations
  • Responsible for approved employee expenses review and corporate credit card reconciliation
  • Prepares deliverables with respect to quarter and year-end financial statement
  • Respond to audit requests• Maintain payroll and tax regulation updates
  • Prepare year-end payroll tax reporting and 1099 filing
  • What You Will Bring:

  • Bachelor’s degree in accounting, Finance, or equivalent experience.
  • 7+ years payroll/general ledger experience (Rippling, Netsuite preferred)
  • Certified Payroll Professional (CPP) designation preferred
  • Knowledgeable in Federal and State tax reporting including 941’s, W-2’s
  • Experience with payroll related audits.
  • Experience in researching payroll and tax updates from IRS and various State jurisdictions.
  • Working knowledge of MS Office products with strong proficiency in Excel.
  • Self-starter and able to work in a fast-paced environment with the ability to multitask.
  • Excellent communication skills, both verbal and written. time management, organizational, and interpersonal skills.
  • Strong analytical abilities, including the ability to troubleshoot problems and recognize areas for process improvements.
  • Maintain confidential information and high degree of professionalism.
  • Effectively prioritize and execute tasks in a high-pressure environment.
  • Ability to research, reconcile and resolve payroll discrepancies within tight deadline
  • We are committed to hiring the best talent from diverse backgrounds. A diverse workforce engenders richness of thought, creativity and discovery. We invite individuals who embrace intellectual achievement to bring their unique personal and professional journeys and together we will build transformative cell therapies for cancer patients.

    We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

    To all recruitment agencies: ArsenalBio does not accept agency resumes. Please do not forward resumes to our jobs alias, or Arsenalbio employees. ArsenalBio is not responsible for any fees related to unsolicited resumes.


    ArsenalBio was formed by its investors and scientific founders to discover, develop and commercialize curative and safe cellular therapies for patients with life threatening diseases, initially cancer.

    We believe the most productive and secure route to achieving this goal is to build scaled platforms of technologies challenged with scientific questions to yield informative data from hypothesis driven, well controlled experiments. These data will inform the design of ambitious, best-in-class, lead compositions. Our leads will be rigorously evaluated and honed until we are convinced our matured leads, called development candidates, can be prepared for testing in needy, and vulnerable patients.

    Our products will be designed to speed the transition of cell therapy from hospital-based to outpatient treatments, increasing access to more patients at lower cost to patients, health systems, and insurers.

    To achieve this mission, we are building diverse teams of talented, curious, and caring individuals who believe in our mission and our vision to be sustainable in our business plan, our work habits, and our personal lives.

    Our values create: a foundation for mutual respect, an engaging harmony from many voices, and unselfish behavior to aid our colleagues.

    This is ArsenalBio.
    This is our Company.

    Ken Drazan, MD
    Founding CEO


    Best in Class Health & Wellness Plans

    Flexible Office Hours

    Paid Parental Leave

    Healthy Kitchen Snacks

    Daily Catered Lunches

    Free Onsite Fitness Center

    Unlimited Vacation Days

    Generous compensation and equity packages

    Commuter Benefits

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