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Production Supervisor

Job in Corona, Riverside County, California, 92878, USA
Listing for: ESL Power Systems, Inc.
Full Time position
Listed on 2026-03-01
Job specializations:
  • Manufacturing / Production
    Electrical Engineering
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

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 Values Drive Everything We Do

Our culture is grounded in five core values that guide how we work, collaborate, and grow:

  • Ownership – We think long-term and take pride in our work.
  • Adaptability – We embrace change and solve problems together.
  • Teamwork – We win as one team across departments.
  • Continuous Improvement – We’re always learning and getting better.
  • Excellence in Customer Experience – Quality and accountability matter.
Why ESL?
  • Employee Ownership (ESOP):
    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.
  • Meaningful Work:
    Your contributions directly support critical electrical infrastructure projects that power communities and industries.
  • Career Growth and Stability:
    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.
What We Offer

We support our employee-owners with a competitive and comprehensive benefits package
, including:

  • Medical, Dental, and Vision coverage
  • 401(k) with company match
  • Employee Stock Ownership Plan (ESOP)
  • Bonus potential tied to company performance
  • Paid Time Off, holidays, and work-life balance
  • Training, development, and recognition programs
  • Year-round employee engagement events

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 Summary

Responsible for leading the Accessories Department, which includes the Module Line, Min-Max system, and Kits & Receptacle Line. Ensures efficient production flow, material control, and quality output in alignment with ESL’s production standards and delivery goals.

Essential Duties and Responsibilities
  • Supervise daily operations across the Accessories Department, including Module Line, Kits, and Receptacle Line, ensuring production efficiency and adherence to quality standards.
  • Manage and oversee the department’s Min-Max process to maintain proper inventory levels, reduce shortages, and support on-time manufacturing.
  • Plan, organize, and monitor production schedules to meet delivery commitments and align with company goals.
  • Estimate manpower and material requirements based on workload and forecast; communicate needs to Scheduling and Operations.
  • Track departmental performance metrics such as On-Time Manufacturing (OTM), On-Time Delivery (OTD), and Cost of Poor Quality (COPQ).
  • Coordinate with Planning, Engineering, and Customer Service to ensure production meets customer expectations and internal schedules.
  • Monitor machine and equipment performance; coordinate necessary repairs or preventive maintenance with the Operations Manager.
  • Maintain 5S standards and promote a culture of safety, quality, and continuous improvement.
  • Train and develop team members for skill advancement and promote high levels of performance, accountability, and morale.
  • Evaluate employee performance, recommend promotions or disciplinary actions as necessary, and maintain team alignment with company values.
  • Recommend process improvements, tools, or technology to enhance efficiency and quality.
  • Ensure finished products are completed and transferred to Quality Control and Shipping on schedule.
  • Collaborate with Quality Control to address any non-conformance or rework issues.
  • Engage and model ESL’s Core Values daily, reinforcing ownership and teamwork throughout the department.
  • Implement and uphold all Company Safety and Health Programs and policies.
  • Perform other duties or special projects as assigned.
Qualifications

To perform this job successfully, an individual must be able to perform each essential duty…

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