Description We are looking for an experienced Senior Payroll Administrator to join our team in Long Beach, California. The ideal candidate will excel in managing complex payroll operations across multi-state and multi-entity environments while ensuring compliance with wage and tax regulations. This role is perfect for someone who thrives in a fast-paced environment, has exceptional attention to detail, and possesses strong technical skills. Responsibilities: • Oversee and execute payroll processing for multi-state and multi-entity organizations, ensuring accuracy and timeliness. • Utilize ADP Workforce Now for payroll management, including imports, exports, reporting, and time & attendance systems. • Ensure compliance with federal and state wage and hour laws, as well as tax regulations. • Process union payrolls and handle associated reporting requirements. • Conduct payroll audits, general ledger reconciliations, and year-end processing to maintain financial accuracy. • Create and analyze payroll reports using tools like Excel and Crystal Reports. • Collaborate with teams to integrate and optimize timekeeping systems. • Manage benefit functions, including 401(k) and RRSP administration. • Provide support during payroll system transitions or upgrades, ensuring seamless operations. • Maintain a high level of accuracy while meeting tight deadlines in a dynamic environment. Requirements • Minimum of 10 years of payroll experience, including multi-state and multi-entity operations. • At least 5 years of hands-on experience with ADP Workforce Now. • Strong knowledge of wage and hour laws as well as federal and state tax compliance. • Prior experience with union payroll processing is highly preferred. • Advanced proficiency in Excel for payroll reporting and analysis. • Familiarity with payroll audits, general ledger reconciliations, and year-end processing. • Preferred qualifications include an ADP certification, fluency in Spanish, and industry experience in construction, business services, or maritime. • Knowledge of integrated timekeeping systems and accounting software is advantageous. Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .