Water Mechanic II - San Marcos, CA

Industry

Water

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical infrastructure and environmental challenges. As an Industrial Pretreatment Coordinator, you'll play a key role in protecting public health and the environment by ensuring industrial wastewater meets regulatory standards before entering treatment systems. Your work directly supports sustainable water management and helps communities thrive.

Jacobs is seeking a Water Mechanic II for a large water treatment facility based in San Marcos CA. This position performs the inspection, maintenance, modification, and repair of the plant's systems, facilities, structures and related equipment, including a wide variety of pumps, instruments, motors, compressors, valves, blowers, and chemical feed equipment.

The facility we operate is a T5 rated100-mgd potable water treatment plant using combined submerged membrane filtration, ozone disinfection, advanced oxidation, and biological activated carbon to meet strict water quality standards for the San Diego metropolitan area. At its completion in April 2008, it was, and continues to be, one of the largest water treatment plants using membrane filtration in the world.

Bring your team-focus, adaptability, and commitment to excellence, and we'll help you grow what drives you - and deliver the world's most challenging Operations Management projects, together.

#ourjacobs #bia #omfs #challengeaccepted

Essential Duties and Responsibilities:

• Performs skilled work in the construction, installation, repair and maintenance of the treatment plant's systems, facilities, structures and related equipment, including a wide variety of pumps, chemical feed/storage systems, motors, compressors, valves, and rotating equipment.
• Under direction, schedules, and carries out a preventive maintenance program; performs inspections of structures, machinery, and equipment; makes recommendations regarding changes in maintenance work procedures.
• Inspects, maintains and repairs hydraulic and pneumatic systems.
• Requests necessary tools, equipment and supplies to perform required maintenance work.
• Plans and lays out jobs from blueprints, drawings, sketches or verbal instructions; maintains records in the form of blueprints, plans and specifications for plant equipment and machinery.
• Creates work orders to perform daily tasks using MAXIMO CMMS software package and track work performed and inventory used on a per job basis.
• Participate in the plant's Hazardous Waste Operations and Emergency Response (HAZWOPER) program.
• Exercise independent judgment and initiative within established guidelines.
• Establishes and maintains cooperative relationship with those contacted during the course of work.
• Responds to emergency situations as necessary, including those occurring after normal working hours.
• Performs other duties as assigned.

Here's what you'll need

• Valid California Driver's License
• High School Diploma or GED
• Two years of journey-level experience in troubleshooting, maintaining, and repairing of mechan¬¬ical systems, equipment and devices common to a large waterworks facility.
• Knowledge of:

o Practices, methods, techniques, tools and equipment used in the installation, maintenance and repair of mechanical systems, equipment, and machinery common to a water/wastewater treatment plant or related facility.

o Machine shop procedures and practices.

o Safety practices, safe work methods and safety regulations pertaining to the work.

o Typical waterworks conversions and calculations.

o Relevant state and federal regulations.

o Computerized Maintenance Management Systems

o Codes, ordinances and regulations pertaining to the work.

o Operation of motorized vehicles and equipment related to maintenance activities.

Ideally, You'll Also Have:

• Experience using oxyacetylene and/or electric arc welding equipment and materials.
• Ability to design and fabricate a variety of brackets, supports and other metal structures, using torches, welding equipment and other fabrication equipment.
• Experience using MAXIMO CMMS.
• CWEA Mechanical Technologists Certification and/or CA SWRCB DDW T2 or D2 certification.

Working Conditions:

Safety is a core value at Jacobs. We are committed to providing a safe and healthy workplace for all employees. This position will spend a substantial amount of time performing safety sensitive labor or services

Posted Salary Range: Minimum

66,560.00

Posted Salary Range: Upper

91,520.00

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision and basic life insurance, 401(k) plan, paid time off (allocated plans start date 17 days per calendar year), seven paid holidays, and caregiver leave and the ability to purchase company stock at a discount as well as legally mandated benefits.

The base salary range for this position is $66,560.00 to $91,520.00; though will be paid hourly based on hours worked. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on July 31, 2026. This position will be open for at least 3 days.

Onsite employees are expected to attend a Jacobs Workplace on a full-time basis, as required by the nature of their role.

Your application experience is important to us, and we're keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.

Locations

CityStateCountrySan MarcosCaliforniaUnited StatesSan DiegoCaliforniaUnited States