Part Time Costco Janitor Jobs (NOW HIRING)

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

Job Duties

• Performs routine maintenance and repairs for warehouse and ancillary business machinery and equipment, such as forklifts, HVAC equipment, refrigeration units, ovens, scales, wrappers, compactor, baler, and dock plates.
• Builds and repairs fixtures, structures, and displays using hand and power tools. Measures, cuts, affixes, shapes, sands and paints various materials.
• Repairs plumbing problems, installs and maintains plumbing fixtures. Repairs electrical systems under 50 volts.
• Participates in janitorial duties, cleans floors with the floor scrubbing machine, empties garbage, pulls cardboard, cleans office, break room and restrooms. Follows departmental procedures and standards for cleanliness and performance of duties. Cleans and maintains grounds and building, performs roof checks. Participates in snow and ice removal.
• Follows safety and security procedures, such as tagging and locking off power access when working on electrical equipment or contracting out electrical work, wearing safety goggles when using compactor and baler and product disposal. Responds quickly to clean up spills.
• Checks daily schedule for assigned tasks, construction, maintenance, and repair jobs.
• Ensures proper cleanup and disposal of hazardous materials.
• 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: 0508