Payroll & Equity Administration Specialist

Category: Finance

Type: Full-time

Experience: Some Experience

Position Title: Payroll & Equity Administration Specialist

Location: Hybrid/Philadelphia, PACabaletta Bio (Nasdaq: CABA) is a late-stage clinical biotechnology company focused on developing and launching curative targeted cell therapies designed specifically for patients with autoimmune diseases. The CABA platform encompasses two complementary strategies which aim to advance the discovery and development of engineered T cell therapies with the potential to become deep and durable, perhaps curative, treatments for a broad range of autoimmune diseases. The lead CARTA (Chimeric Antigen Receptor T cells for Autoimmunity) strategy is prioritizing the development of rese-cel, a 4-1BB-containing fully human CD19-CAR T cell investigational therapy. Rese-cel is currently being evaluated in the RESET (REstoring SElf-Tolerance) clinical development program spanning multiple therapeutic areas, including rheumatology, neurology and dermatology. Cabaletta Bio's headquarters and labs are located in Philadelphia, PA. For more information, please visit and connect with us on LinkedIn. Uniquely Differentiated. Rapid. Elegant. At Cabaletta, we are driven by the shared mission of developing cures, where a patients' own cells are used to fight disease. We are building a culture grounded in the knowledge that successful cures can be achieved for patients if every member of the Cabaletta is focused on the success of the team. To nurture this, we make an active commitment to the well-being and continuous growth of each employee who joins the team. In this way, we are not only working to improve the lives of patients, but of everyone involved. #Cabaletta Crew. We're proud to be a Great Place to Work-Certified company! #GPTWcertified Check out what our employees say makes working here so great: Working at Cabaletta Bio Inc | Great Place to Work

About the Position: The Payroll & Equity Admin Specialist is a key addition to Cabaletta's Finance team as we move towards an integrated HR technology and payroll platform (Rippling). This role owns accurate and compliant payroll processing for our growing biotech workforce, including multi-state tax filings, while partnering closely with Finance, HR, and IT. This person supports every Cabaletta employee by making sure they are paid accurately and on time, equity transactions are processed and recorded correctly, and travel and expense reimbursements are handled promptly and in compliance with company policy. This role will also play a hands-on role in configuring and optimizing our new payroll infrastructure. This is a highly collaborative role within a patient-focused culture that is committed to improving every day — and an exciting opportunity to help shape foundational systems at a growing biotech ahead of commercialization.

Responsibilities: Payroll Support Own end-to-end payroll processing for all U.S. employees, ensuring accurate, timely, and compliant payroll across multiple pay cycles. Manage multi-state statutory payroll tax compliance, including registrations, withholding, unemployment insurance, and other required filings. Coordination with international payroll providers for small workforce outside the U.S. Partner with Finance to ensure accurate general ledger entries and reconciliations within NetSuite. Track and reconcile PTO balances, benefits deductions, and garnishments Ensure correct processing of wages, bonuses, equity income and complex or non-standard pay scenarios Serve as the primary point of contact for payroll-related employee inquiries, resolving issues with accuracy, discretion, and urgency. Partner with HR and Finance on audits (financial, tax, workers' compensation) and year-end payroll processes, including W-2s and ACA reporting. Identify and implement process improvements as Cabaletta scales its payroll and HR technology infrastructure. Stock/Equity Administration Manage employee demographics in Shareworks equity platform Maintain accurate records of stock option activity in Shareworks Process new equity grants and terminations in coordination with Legal and Finance Ensure payroll impact of equity transactions is processed accurately and timely Travel & Expense Reporting Review and process employee expense reports ensuring policy compliance using ConcurFlag and follow up on missing receipts, out-of-policy spend, or coding errors Manage corporate card program, including card-issuance and cancellations. Reconcile corporate card transactions and follow up with employees for support as needed

Required Qualifications: 3+ years of hands-on payroll processing experience, ideally within a biotech, pharmaceutical, or life sciences company. Strong working knowledge of multi-state statutory payroll tax requirements, filings, and registrations. Proficiency with core payroll and HRIS systems; experience with Rippling, Shareworks, NetSuite and Concur strongly preferred. High degree of accuracy, attention to detail, and discretion in handling confidential employee data. Strong communication skills and the ability to collaborate cross-functionally with Finance, HR, and IT.

Preferred Qualifications: Direct experience transitioning payroll off a PEO model onto an in-house HR technology/payroll platform. Experience supporting payroll through a period of rapid headcount growth or commercial launch Our name – Cabaletta – is derived from the operatic term that represents a rapid, repetitive, and technically challenging section of an operatic aria, designed to showcase the skills of the lead singer. Analogously, Cabaletta Bio strives to achieve rapid and repetitive product development, building on our indication prioritization and biologic platform that targets the driver of specific autoimmune diseases without the need for long-term immunosuppression. For more information, please visit Our most important asset is our people, and we offer competitive benefits, PTO, and stock option plans. Cabaletta Bio is an equal opportunity employer. We do not discriminate on the basis of race, color, gender, gender identity, sexual orientation, age, religion, national or ethnic origin, disability, protected veteran status or any other basis protected by applicable law. Cabaletta Bio, Inc. does not accept unsolicited resumes from recruiters, employment agencies, or staffing firms. To conduct business with Cabaletta, a Master Services Agreement (MSA) must be executed and confirmed prior to submitting any information relating to a potential candidate. Without a signed MSA, Cabaletta shall not be responsible to any individual or entity for any payment relating to any form of fee or compensation. And, if a resume or candidate is submitted by a recruiter, an employment agency, or a staffing firm without a fully executed MSA, Cabaletta has the unrestricted right to pursue and hire any of those candidate(s) without any legal or financial responsibility to the recruiter, agency, and/or firm. For the Recruiter:#LI-HYBRID