PART-TIME MAINTENANCE WORKER - AQUATICS

City of San Marcos; San Marcos (CA); On-site; USD 21,000 - 34,000; Part time

Job summary

The City of San Marcos Public Works Department is seeking a part-time Maintenance Worker - Aquatics to support daily maintenance and operation of Woodland Park Pool and Cerro de Las Posas Park Pool. The role involves routine maintenance, troubleshooting, and minor repairs, with a focus on pool chemistry and safety.

Typical duties include maintaining records, inventory, and assisting with event setups. The schedule is 15-20 hours per week, including a mandatory 4-hour Saturday shift, with some

Qualifications

• Education equivalent to high school graduation.
• One year of responsible maintenance experience is desirable.
• Possession of a valid Class C driver's license with satisfactory driving record.
• Certified Pool Operator (CPO) certification or ability to obtain within 3 months of hire.

Responsibilities

• Perform routine maintenance including backwashing, filter cleaning, vacuuming, and pool chemical checks.
• Troubleshoot and resolve mechanical or chemical issues related to pool operations.
• Repair or replace pool equipment including pumps, slide features, lane lines, and splash pad systems.
• Maintain accurate maintenance records (written and electronic).
• Monitor and maintain pool chemical inventory and equipment; coordinate resupply with the Recreation Supervisor.
• Transport supplies, deck furniture, and small equipment between aquatic facilities.
• Assist with pool setup for events or public activities, including occasional weekends.
• Operate a City vehicle for tasks such as supply pickups and deliveries.

Skills

Pool maintenance

Mechanical aptitude

Safety awareness

Communication

Education

High school diploma or equivalent

Tools

Beck controllers

Pool filtration systems

Job description

The City of San Marcos Public Works Department welcomes qualified applications for the position of part-time Maintenance Worker - Aquatics!

This position supports the daily maintenance and operation of the Woodland Park Pool and Cerro de Las Posas Park Pool. The Maintenance Worker will perform routine preventative maintenance, basic repairs, and troubleshooting of mechanical and chemical pool issues. This is a great opportunity for someone with aquatics facility experience who is mechanically inclined, enjoys hands‑on work, and can work independently. Experience with aquatic filtration systems, Beck controllers, and pool chemistry is highly desirable.

Schedule: 15-20 hours per week, including a mandatory 4-hour Saturday morning shift.

Part‑time positions with the City of San Marcos are limited to an average of 20 hours per week and no more than 999 hours within the fiscal year (July 1 - June 30). Hours are scheduled based on department need and budget approval. This position will be scheduled to work 15-20 hours per week, which may include nights and weekends depending on the special event schedule.

Interviews: September 29, 2026

The following duties are typical for this classification. Incumbents may not perform all of the listed duties and/or may be required to perform additional or different duties from those set forth below to address business needs and changing business practices.

• Perform routine maintenance including backwashing, filter cleaning, vacuuming, and pool chemical checks.
• Troubleshoot and resolve mechanical or chemical issues related to pool operations.
• Repair or replace pool equipment including pumps, slide features, lane lines, and splash pad systems.
• Maintain accurate maintenance records (written and electronic).
• Monitor and maintain pool chemical inventory and equipment; coordinate resupply with the Recreation Supervisor.
• Transport supplies, deck furniture, and small equipment between aquatic facilities.
• Assist with pool setup for events or public activities, including occasional weekends.
• Operate a City vehicle for tasks such as supply pickups and deliveries.

The following generally describes the knowledge and ability required to enter the job and/or be learned within a short period of time in order to successfully perform the assigned duties.

Knowledge of:
Basic pool chemistry, electrical, plumbing, and construction repairs; methods, techniques, and skills in the use of tools and equipment used in day‑to‑day maintenance activities; and safety precautions necessary in working with chemicals and basic power tools.
Ability to:

• Lift and carry up to 90 lbs
• Work in confined or mechanical areas (e.g., pump rooms)
• Maintain focus and productivity without direct supervision
• Communicate clearly with pool staff, supervisors, and the public
• Interpret Safety Data Sheets (SDS) and safety protocols

Any combination of education and experience that would likely provide the required knowledge and abilities is qualifying. A typical way to obtain the knowledge and abilities would be:

Education/Trainin
Education equivalent to high school graduation.

Experience

One (1) year of responsible maintenance experience is desirable. Experience involving aquatic facilities, pool systems, mechanical equipment, plumbing, electrical systems, or similar maintenance work is highly desirable.

License or Certificate

Possession of an appropriate, valid driver's license, Class C, with satisfactory driving record.

Possession of a Certified Pool Operator (CPO) certification, or ability to obtain certification within three (3) months of hire.