Description We are looking for an experienced and detail-oriented Assistant Controller to join our team in Marin County, California. This role plays a key part in managing financial operations, ensuring compliance, and supporting organizational goals through accurate reporting and analysis. The ideal candidate will have a strong background in accounting, payroll processing, and financial systems, as well as a proven ability to handle multi-state payroll and collaborate across departments. Responsibilities: • Prepare and analyze special financial reports, including cash flow, vendor activity, receivables, and bank fees, as requested by the Controller. • Perform monthly bank and account reconciliations to ensure accuracy and compliance. • Assist in the preparation of financial statements and support the Controller in annual budget planning. • Collaborate with the IT team to maintain and enhance accounting systems for optimal functionality. • Supervise and train accounting personnel responsible for detailed entries and internal financial reporting both locally and at branch offices. • Support the annual review process conducted by external auditors and provide necessary documentation. • Oversee multi-state payroll processing, including calculating wages, bonuses, overtime, and deductions, while ensuring compliance with tax withholding requirements. • Manage vacation and sick leave accruals and prepare payroll billings for branch offices. • Generate and review payroll reports using ADP Workforce Now and related systems, ensuring accuracy and timeliness. • Address employee inquiries related to payroll and prepare semi-monthly reports for employee contribution submissions Requirements • Minimum of 5 years of experience in accounting or financial management. • Proficiency in month-end close processes, general ledger management, and financial statement preparation. • Experience with full-cycle payroll, including multi-state payroll processing and compliance. • Strong knowledge of ADP Workforce Now and Oracle NetSuite systems. • Demonstrated ability to conduct financial reporting and support audits. • Solid understanding of payroll tax regulations, including federal, state, and local requirements. • Excellent analytical and organizational skills with attention to detail. • Ability to effectively train and supervise accounting staff. 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. 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) .