[Remote] Senior Payroll Specialist (US Multi-State, Remote)

Note: The job is a remote job and is open to candidates in USA. Sailglobal is a global HR and payroll solutions platform supporting fast-growing companies with EOR, global payroll, compliance, mobility, and HR operations. They are hiring a remote Senior Payroll Specialist to manage multi-state, multi-client US payroll operations from end to end, ensuring payroll accuracy and compliance while providing client advisory support. Responsibilities • Process end-to-end payroll for multiple US clients across multiple states • Ensure payroll accuracy across: • Federal, state, and local taxation • Multiple pay frequencies (weekly / bi-weekly / semi-monthly) • Bonuses, off-cycle payrolls, retro adjustments, garnishments • Support payroll compliance including: • IRS and state filings • W-2, 941, 940, and amended filings • Payroll corrections and notice handling • Set up and manage: • Federal and state withholding tax accounts • State unemployment insurance (SUI) accounts • Local tax registrations where applicable • Support clients expanding into new US states • Participate in payroll software selection, setup, and implementation • Configure earnings, deductions, tax mappings, and payroll rules • Support data migration, parallel runs, and go-live execution • Collaborate with internal product and operations teams • Act as a payroll subject-matter expert for client inquiries • Explain payroll, tax, and compliance matters clearly to clients • Support audits, IRS/state notices, and compliance reviews • Work cross-functionally with HR, finance, and compliance teams Skills • 5+ years of US payroll experience • Proven experience with multi-state, multi-client payroll • Strong understanding of US payroll tax and compliance • Background in PEO, payroll provider, or payroll SaaS strongly preferred • Hands-on experience with platforms such as ADP, Paychex, Rippling, or UKG • Experience with Canada payroll is a strong plus • Experience with other countries' payroll operations and working with global payroll vendors is a plus • CPP or FPC certification is a plus Benefits • Performance-based bonus • Stock option opportunities for high-impact contributors Company Overview • Sailglobal is an emerging one-stop global enterprise and talent service platform. It was founded in undefined, and is headquartered in Shanghai, Shanghai, CHN, with a workforce of 51-200 employees. Its website is Apply tot his job