Job Description California applicants: Please click here to review the Costco Applicant Privacy Notice. The jobs listed are examples of the typical kinds of positions that Costco may hire for when openings exist. The listing does not mean that any positions are currently open or available at Costco. Position Summary Assists employees and managers with payroll, personnel, and benefit information and reports. Keys, reviews, corrects, and updates entries to the automated payroll system. Maintains personnel files and OSHA reports. Reviews timekeeping exceptions and keys the adjustments from the Exception and Sick Logs. Provides a high level of member service. Job Duties • Assists employees with payroll, personnel, and benefit questions or concerns. Exercises discretion and confidentiality with all employee information. Directs employees with questions regarding leave of absence and accommodations to management staff. Tracks time, attendance and documents related to leave and accommodation. • Keys new employee information into the computer payroll system, updates for documented changes/initiates documentation for automatic changes. Reviews all documents for accuracy and required approvals prior to keying and filing. • Runs reports for managers on reviews, attendance, benefit eligibility, upcoming raises, and status changes. Issues daily report of payroll by department. • Reviews timekeeping exceptions and keys the adjustments from the Exception and Sick Logs. • Tracks counseling notices prior to filing, purges expired counseling notices. Keys performance reviews, readiness, and relocation preferences into the payroll system prior to filing. • Maintains employee personnel files. Retains payroll report history, timecard books, terminated employee files, organized and stored in boxes. • Issues authorized job/wage confirmations. Completes OSHA reports, including but not limited to OSHA 300 Logs, 300A Summaries, and BLS Reports. Posts work schedules weekly. Assists employees with My Costco Account username and password set-up. Answers Employee Self-Service questions. • Provides prompt, courteous member service when answering phones and assisting members. • Ability to operate vehicles, equipment or machinery. • Assists with department duties as necessary. • Assists in other departments of the warehouse as necessary. For additional information about pay ranges, click here. We offer a comprehensive package of benefits including paid time off, health benefits - medical/dental/vision/hearing aid/pharmacy/behavioral health/employee assistance, health care reimbursement account, dependent care assistance plan, short-term disability and long-term disability insurance, AD&D insurance, life insurance, 401(k), stock purchase plan to eligible employees. Apart from any religious or disability considerations, open availability is needed to meet the needs of the business. If hired, you will be required to provide proof of authorization to work in the United States. Job Description Posting Updated: July 2026 Job Code: 0500