Senior Payroll Analyst

About Vercel: Vercel is the agentic infrastructure company. We free people and agents to ship what’s next. For more than a decade, Vercel has shaped how the web is built. As the team behind Next.js, v0, and AI SDK, we create products that help builders move from idea to production with speed, security, and exceptional developer experience. Now, software is entering a new era, and the next generation of products will not just be used by people. They will be built, extended, and operated by agents. We are building the platform for that future, trusted by companies like OpenAI, PayPal, Ramp, Supreme, and millions of developers worldwide . Whether you’re building our products, supporting our customers, growing our community, or shaping our story, you’ll help define what comes next. About the Role: As a Senior Payroll Analyst, you’ll be a critical engine keeping our global payroll running accurately and on time. This isn’t a role for someone who wants to maintain the status quo. You’ll own multi-jurisdiction payroll execution across 34 US states and Canada, drive continuous process improvements, and serve as a key partner to HR, Finance, and Legal as we scale. This role collaborates closely with People Operations and Accounting. If you’re based within a pre-determined commuting distance of one of our offices (SF, NY, London, or Berlin), the role includes in-office anchor days on Monday, Tuesday, and Friday. If you're located beyond that distance, the role is fully remote. For location-specific details, please connect with our recruiting team. What You Will Do: Process full-cycle, multi-state US, payroll end-to-end across bi-weekly and semi-monthly pay cycles using ADP Workforce Now and Workday. Work with third party providers to process Canada and LATAM payrolls Reconcile payroll data between Workday HRIS and ADP WFN, ensuring accuracy of earnings, deductions, taxes, and benefits contributions before each pay run. Manage multi-state tax compliance across all 34 active states including new-hire reporting, SUI/SIT registration, local tax setup, and year-end W-2/T4 processing. Administer Canadian payroll in compliance with federal and provincial requirements (source deductions, ROEs, T4s, and year-end remittances). Partner with HR, Total Rewards, and Finance to process payroll changes including new hires, terminations, LOAs, equity compensation events, and off-cycle payments. Identify, document, and lead process improvement initiatives that increase accuracy, reduce manual effort, and scale with company growth - you’ll be expected to leave each process better than you found it. Support payroll audits, internal controls reviews, and SOX-adjacent compliance activities as the company moves toward an IPO-ready finance posture. Serve as a tier-2 escalation point for employee payroll inquiries, resolving issues with speed and professionalism. Monitor regulatory changes in federal, state/provincial, and local tax law and proactively flag impacts to the team. Contribute to the buildout of payroll infrastructure to support international expansion beyond the US and Canada. About You: 4 - 7 years of payroll experience, with at least 3 years handling multi-state US payroll at scale (1,000+ employees). Hands-on proficiency with ADP Workforce Now (WFN); you know it deeply, not just surface-level. Experience with Workday as an HRIS, including integration data flows between Workday and a payroll processor. Demonstrated experience processing Canadian payroll, including provincial compliance and year-end requirements. A track record of owning and shipping process automations & improvementsStrong grasp of US payroll tax concepts: federal withholding, FICA, SUI/SIT, imputed income, supplemental wages, and equity-related taxation (RSUs, NSOs, ISOs). Meticulous attention to detail paired with the ability to prioritize in a fast-moving environment. Excellent cross-functional communication skills; comfortable explaining payroll nuance to non-payroll audience