Quality Control Inspector I

ESL POWER SYSTEM INC•Corona, CA

2d•$24 - $26•Onsite

About The Position

Power Your Career with Purpose at ESL Power Systems. At ESL Power Systems, we’re more than a workplace — we’re an employee-owned community committed to building high-quality electrical solutions and strong careers. When you join ESL, you don’t just take a job — you become an owner, sharing in the success you help create. Our culture is grounded in five core values that guide how we work, collaborate, and grow: Ownership, Adaptability, Teamwork, Continuous Improvement, and Excellence in Customer Experience. These values aren’t just words — they show up in our daily decisions, our teamwork on the floor, and how we support one another. As an employee-owned company since 2019, ESL contributes annually to your ESOP account at no cost to you — allowing you to build long-term wealth alongside company growth. Your contributions directly support critical electrical infrastructure projects that power communities and industries. We’re a growing company with strong leadership, long-term vision, and meaningful projects. From training to internal growth opportunities, we invest in building careers, not just filling roles. We support our employee-owners with a competitive and comprehensive benefits package. At ESL, we believe work should be challenging, rewarding, and human. We celebrate wins, support growth, and foster a workplace where people feel valued and connected. Join ESL Power Systems — where your work has impact, your voice matters, and your career grows with ownership.

Requirements

1–2 years of relevant experience.
Working proficiency reading technical drawings, schematics, and specifications.
Foundational knowledge of QC principles, inspection techniques, and industry standards.
Proficient with standard measuring tools and test equipment (calipers, multimeter, etc.).
Ability to follow SOPs, Work Instructions, and verbal direction.
Strong attention to detail; ability to identify and report discrepancies.
Basic math skills and data recording accuracy.
Computer proficiency including Microsoft Office and ERP/MES systems.
Effective written and verbal communication skills.
Ability to work independently within established processes.
Ability to travel locally as needed

Responsibilities

Perform receiving, in-process, final, and RMA inspections per established procedures.
Read and interpret drawings, schematics, specifications, and quality documentation.
Verify dimensions, material types, finishes, labels, quantities, assembly workmanship, and wiring against requirements.
Conduct electrical testing (120V–480V) using Hi-Pot testers, Meggers, multimeters, phase rotation testers, and load banks.
Perform receiving inspections using AQL sampling plans.
Process inspection transactions in Epicor/MES and maintain accurate records.
Create DMRs and evaluate RMAs per department procedures.
Capture and upload photographs and supporting documentation for traceability.
Assist with padmount inspections and point-to-point verification.
Identify and communicate discrepancies to appropriate personnel.
Follow all established quality, safety, and testing procedures.
Maintain compliance with energized testing procedures, barriers, and PPE requirements.
Support inspection activities across both buildings as required to meet business needs.
Adhere to all department protocols, safety requirements, and work instructions.
Support torque calibration and preventive maintenance of inspection equipment.
Maintain a clean, organized work area per 5S standards.
Document inspection and test results accurately in required systems.
Communicate nonconformances to Leads, Supervisors, and Engineering as needed.
Participate in continuous improvement activities.
Assist with training and contribute to work instruction development where proficiency is demonstrated.
Perform other duties as assigned.