Operations and Maintenance Assistant; Guest Services

Operations and Maintenance Assistant (Guest Services)

October 29, 2026 - November 12, 2026 @ 11:59 p.m. PT

# of Openings 5

Min USD $27.14/Hr.

Max USD $35.76/Hr.

At the Metropolitan Water District of Southern California, we deliver reliable water to a region with 19 million people—and to accomplish this, we rely on a team of talented employees: innovators, problem-solvers, and collaborators who make it all possible.

This recruitment may result in an Eligibility List*

The Metropolitan Water District's Integrated Operations, Planning and Support Services Group currently has five (5) openings for Operations and Maintenance Assistant (Guest Services) at our Gene Pumping Plant in Parker Dam, California.
Salary: $27.14 - $35.76 per hour

The Operation and Maintenance Assistant (Guest Services) is responsible for performing general maintenance duties across Southern California desert facilities and part of lntregated Operations, Planning and Support Services Group. This multi-faceted role covers building and grounds maintenance, general labor, custodial services, housekeeping, and food services.

The Guest Services Team members support daily operations, ensure cleanliness, and assist various regional teams to maintain facility readiness, particularly during peak operational windows. You must be willing and able to occasionally work at various Desert Region facilities outside of the primary assigned home facility.

What You'll Do

Guest Services Janitorial & Custodial Maintenance

• Provide comprehensive janitorial upkeep for Desert Region kitchens, dormitories, guest lodges, and assembly areas.
• Ensure all common areas, storage areas sleeping quarters, and facilities meet cleanliness and hygiene standards.

Guest Services Food Services & Preparation

• Assist in food preparation and kitchen staging within Desert Region dining facilities.
• Serve meals for personnel and guests in designated dining facilities.
• Maintain clean, sanitized food service environments.

Cross-Functional Team Support & General Labor

• Sort, put away, use First-In, First-Out (FIFO), and weekly.
• Transport supplies.
• Clean, wash, and maintain team vehicles and operational equipment.

Required Knowledge of: Current office technology and equipment.

Required

Skills and Abilities

to: Problem solve; prioritize and multi-task; communicate clearly and concisely, both verbally and in writing; establish and maintain effective working relationships with those contacted in the course of work; work independently and in a team environment; and operate current office equipment including computers and supporting applications. See bullet points below:

Custodial & Janitorial

• Sanitation standards:
  Knowledge of deep-cleaning methods for commercial kitchens, dorms, and guest lodges.
• Chemical safety:
  Experience handling industrial cleaning agents and sanitizers
• Waste management:
  Ability to properly dispose of facilities and kitchen

Food Services

• Food preparation:
  Basic culinary skills to assist with meal prep and kitchen
• Food safety compliance:
  Understanding of safe food handling, temperature controls, and hygiene.
• Guest hospitality:
  Skills in serving meals efficiently in a dining hall

General Labor & Guest Services Support

• Inventory & Store keeping:
  Ability to track, organize, and transport food and
• Vehicle & Equipment Care:
  Basic skills in washing, detailing, and inspecting vehicles, boats, and tools.
• Administrative basics:
  Competency in logging deliveries, and basic clerical
• Cross-functional teamwork:
  Readiness to pivot between housekeeping, kitchen duties, and administrative
• Schedule flexibility:
  Availability to work rotating weekend shifts during peak inspection seasons.
• Mobility:
  Willingness to travel and work across multiple regional facility

Physical Adaptability

• Physical stamina:
  Ability to…