Controls Technician

Greif; Fontana (CA); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

Comprehensive benefits package including medical and dental

Paid time off

Job summary

Greif is looking for a Controls Technician in Fontana, California. The successful candidate will troubleshoot and repair electrical and mechanical equipment, perform instrumentation installations, and execute maintenance tasks.

With a high school diploma and at least 4 years of experience, candidates should be bilingual and skilled in diagnostics and repairs. Greif offers a competitive wage and a comprehensive benefits package from day one.

Qualifications

• Typically possesses High School diploma (or equivalent) and 4 or more years of experience.
• Certifications and training are an advantage.
• Bilingual - Spanish / English.

Responsibilities

• Troubleshoots and repairs equipment to restore operation.
• Executes preventive and predictive maintenance.
• Conducts root cause analyses of failures.
• Plans and prioritizes work orders.
• Mentors colleagues in troubleshooting and reliability.
• Performs other assigned duties.

Skills

Troubleshoots, repairs, and rebuilds electrical/electronic equipment

Instrumentation and controls work

Diagnoses PLC/HMI/drive issues

Executes preventive and predictive maintenance

Conducts root cause analyses

Plans and prioritizes work orders

Completes calibrations and documentation

Identifies and requests critical spares

Reads and updates technical drawings

Mentors colleagues and shares best practices

Education

High School diploma or equivalent

Job description

Controls Technician (Open Date: 06/15/2026)

Key Responsibilities

• Troubleshoots, repairs, and rebuilds electrical/electronic, mechanical, hydraulic, and pneumatic equipment to restore safe and reliable operation.
• Performs instrumentation and controls work, including installation, calibration, configuration, and loop checks of sensors, transmitters, analyzers, valves, and related devices.
• Diagnoses PLC/HMI/drive issues at the I/O and device level; isolates faults using schematics, P&IDs, ladder logic, and diagnostic tools; implements corrective actions or partners with controls specialists as needed.
• Executes preventive and predictive maintenance (e.g., vibration, infrared, oil analysis, ultrasound) and translates findings into work orders that reduce unplanned downtime.
• Conducts root cause analyses of recurring failures; recommends and implements reliability improvements (design changes, condition monitoring routes, spare‑part strategies).
• Plans and prioritizes work orders, determines repair approach (repair/replace/upgrade), and coordinates with operations to schedule equipment access and safe startup.
• Completes calibrations and documentation to required standards; maintains as‑found/as‑left records and updates CMMS histories and asset hierarchies.
• Identifies and requests critical spares; provides technical input to MRO inventory, vendor selection, and service contract needs.
• Reads and updates technical drawings (electrical schematics, P&IDs, single‑line diagrams) and suggests design improvements for maintainability and reliability.
• Partners with production, engineering, quality, and EHS to ensure safe work practices (e.g., lockout/tagout) and compliance with company procedures and applicable standards.
• Mentors colleagues and shares troubleshooting/reliability best practices; may lead small maintenance tasks or contractor activities on shift.
• Performs other duties as assigned.

Education And Experience

• Typically possesses High School diploma (or equivalent) and 4 or more years of experience.
• Certifications and training are an advantage.
• Bilingual - Spanish / English.

Knowledge & Skills

• Troubleshoots, repairs, and rebuilds electrical/electronic, mechanical, hydraulic, and pneumatic equipment to restore safe and reliable operation.
• Performs instrumentation and controls work, including installation, calibration, configuration, and loop checks of sensors, transmitters, analyzers, valves, and related devices.
• Diagnoses PLC/HMI/drive issues at the I/O and device level; isolates faults using schematics, P&IDs, ladder logic, and diagnostic tools; implements corrective actions or partners with controls specialists as needed.
• Executes preventive and predictive maintenance (e.g., vibration, infrared, oil analysis, ultrasound) and translates findings into work orders that reduce unplanned downtime.
• Conducts root cause analyses of recurring failures; recommends and implements reliability improvements (design changes, condition monitoring routes, spare‑part strategies).
• Plans and prioritizes work orders, determines repair approach (repair/replace/upgrade), and coordinates with operations to schedule equipment access and safe startup.
• Completes calibrations and documentation to required standards; maintains as‑found/as‑left records and updates CMMS histories and asset hierarchies.
• Identifies and requests critical spares; provides technical input to MRO inventory, vendor selection, and service contract needs.
• Reads and updates technical drawings (electrical schematics, P&IDs, single‑line diagrams) and suggests design improvements for maintainability and reliability.
• Partners with production, engineering, quality, and EHS to ensure safe work practices (e.g., lockout/tagout) and compliance with company procedures and applicable standards.
• Mentors colleagues and shares troubleshooting/reliability best practices; may lead small maintenance tasks or contractor activities on shift.
• Performs other duties as assigned.

Compensation Range

The pay range for this position is . Typically, a competitive wage for new hires will fall between $0.00 to $0.00. Offers for this position may vary based on market data and other factors such as job‑related knowledge, skills, experience, and geographic location. If the competitive wage is equal in both fields, the starting rate is the same for all applicants that apply for this role. The starting rate is not representative of future compensation increases. The position may also be eligible for a short‑term incentive.

Benefits Statement

Greif offers a comprehensive benefits package, including medical, dental, paid time off, and other competitive benefits which are available for eligible colleagues effective day one.

EEO Statement

Equal Employment Opportunity Policy PDF: https://www.greif.com/wp-content/uploads/2023/04/HR-101-Equal-Employment-Opportunity-Policy-English.pdf

We offer a competitive salary, excellent benefits and opportunity for growth. Greif is an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of sex, race, religion, age, national origin, color, disability, veteran status or any other legally protected characteristic. For more information read Greif’s Equal Opportunity Policy.