Senior Payroll Specialist

Core Weave is The Essential Cloud for AI™. Built for pioneers by pioneers, Core Weave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, Core Weave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, Core Weave became a publicly traded company (Nasdaq: CRWV) in March 2025.

Learn more

As Core Weave continues its rapid growth and global expansion, our Finance Operations organization is scaling to support an increasingly complex global workforce. Payroll is a mission-critical function that ensures employees are paid accurately, compliantly, and on time while enabling the business to scale efficiently. This role will play a key part in optimizing payroll operations across the United States and Canada while driving automation, process improvements, and system enhancements that support one of the fastest-growing public companies in the AI infrastructure space.

We are seeking a highly motivated, detail-oriented, and collaborative Senior Payroll Specialist to join our Finance Operations team. This individual will own end-to-end payroll processing across the United States and Canada while serving as a subject matter expert for Workday Payroll, payroll compliance, and cross-border payroll operations. The ideal candidate thrives in a fast-paced environment, enjoys solving complex payroll and compliance challenges, and is passionate about improving processes through automation and technology.

This role offers broad exposure across Payroll, HR, Finance, Accounting, Legal, Equity Administration, and external vendors while providing the opportunity to help scale payroll infrastructure supporting a rapidly growing global organization.

• Own end-to-end bi-weekly payroll processing for employees across the United States and Canada using Workday Payroll
• Process complex payroll transactions, including equity events such as RSU vesting, NSOs, ISOs, and other stock-based compensation activities
• Manage multi-state and cross-border payroll tax compliance, including federal, state, provincial, and local tax requirements
• Establish and maintain payroll tax accounts while ensuring compliance with US and Canadian payroll regulations
• Partner closely with HR, Finance, Accounting, Equity Administration, Legal, and Workday system administrators to ensure payroll accuracy and operational excellence
• Research and resolve payroll inquiries while providing exceptional internal customer support through the payroll ticketing system
• Support month-end payroll accounting activities, including journal entries, general ledger reconciliations, and reporting
• Collaborate with internal and external auditors to support SOX compliance, payroll audits, and contro