Apprentice Instrument Technician Jobs in Modesto, CA

Job Summary

A Medium/High Voltage Electrician installs, maintains, tests, and repairs electrical systems and equipment operating at medium to high voltages (typically above 600V). The role involves working on power distribution systems, transformers, switchgear, substations, and related infrastructure to ensure safe and reliable electrical supply

Essential Duties and Responsibilities

1. Responsible for electrical, wiring maintenance and repair decisions affecting equipment for plant operations.

2. Receives wiring diagrams, specifications and instructions from supervisor covering emergencies and scheduled repairs, installation, and electrical inspection work to be performed.

3. Process Instrument calibration and repair

4. Analyzes circuits, wiring diagrams and drawings to install, repair, calibrate, service or replace electronic devices and systems.

5. Performs work requiring a thorough knowledge of electrical theory and principles, statutory codes, properties of materials and principles of operation of electrical equipment. Starts up and shuts down equipment in accordance with company safety procedures for machine activation and shutdown and in line with OSHA requirements.

6. Is willing to perform mechanical repairs and other duties as assigned.

7. Services electronic equipment by checking, testing, and replacing faulty components, circuits, printed circuit boards, and similar electronic devices.

8. Fabricates parts if not commercially available, using machine and hand tools common to the trade.

9. Determines need for, analyzes, and makes necessary running adjustments, repairs and overhauls.

10. Notifies supervisors of potentially dangerous electrical equipment noted and corrective actions to take.

11. Demonstrate a personal commitment to the Company values; promote an environment that appreciates diversity and treats all people with respect, prohibiting discrimination and harassment of any kind.

12. Ensure a safe, healthy work environment by following all safety, health and environmental policies, procedures and regulations per the Company’s IIPP, job safe practices and other related programs.

13. Install, maintain, and repair medium/high voltage electrical systems and equipment.

14. Inspect, test, and troubleshoot transformers, switchgear, circuit breakers, and substations.

15. Perform preventive maintenance on electrical distribution systems.

16. Diagnose electrical faults and implement corrective actions.

17. Read and interpret electrical schematics, wiring diagrams, and technical manuals.

18. Ensure compliance with electrical codes, safety standards, and company policies.

19. Perform lockout/tagout (LOTO) procedures before working on energized equipment.

20. Operate testing equipment such as insulation testers, multimeters, and relay test sets.

21. Assist with installation and commissioning of new medium/high voltage systems.

22. Maintain accurate maintenance records and inspection reports.

23. Coordinate with engineers, technicians, and other maintenance personnel

Education/Experience

1. Calibration, configuration, and repair of measurement/control instruments for flow, level, pressure, temperature, and pH including associated valves and valve actuator experience a must

2. High School diploma or equivalent

3. 4 years electrical experience/California State electrical license - Manufacturing Plant Journeyman. Typically 3–5+ years of experience working with medium/high voltage electrical systems.

4. Technical certification or apprenticeship in electrical or power systems.

5. Valid Electrician License (where required by state or region).

6. Certification in medium/high voltage switching or electrical safety preferred.

7. Experience in industrial plants, utilities, substations, or power generation preferred.

Minimum Knowledge/skills/abilities

1. Excellent organizational skills

2. Detailed oriented and multi-tasking is a must

3. Excellent verbal and written communication skills

4. Ability to learn data entry

5. Valid California driver’s license

6. Must have the ability to work different shifts and overtime. This includes the possibility of short-term and long-term shift reassignment to match the needs of the business.

7. Strong knowledge of medium/high voltage power distribution systems.

8. Ability to troubleshoot complex electrical faults.

9. Familiarity with safety standards such as OSHA and NFPA 70E.

10. Ability to work independently and in a team environment.

11. Strong attention to detail and safety awareness.

Physical Requirements

1. Able to walk, stand and move around the plant facility freely.

2. Able to climb stairs and ladders to check equipment and gauges and to work on equipment.

3. Able to use hands to handle, feel objects; use tools, work with controls and gauges; must be able to reach.

4. Able to kneel, crouch, stoop, crawl around equipment to do work.

5. Able to hear equipment and determine problems.

6. Work in hot and cold weather conditions.

7. Sit at a desk for part of the day to write reports.

8. Must have good vision and be able to see clearly in close and distant situations; and distinguish colors.

9. Able to communicate with others by phone and in person, in noisy conditions.

10. Able to lift and/or move up to 50 pounds alone.

11. Ability to work at heights, in confined spaces, and outdoors in varying weather conditions.

12. Ability to lift heavy tools and equipment.

13. Must be able to wear personal protective equipment (PPE) including arc-flash gear.

Working Conditions

1. Work may involve shift schedules, emergency call-outs, and overtime.

2. Exposure to medium/high voltage environments requiring strict adherence to safety protocols.