Production Supervisor

Woojin IS America, Inc; Carson (CA); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Competitive compensation package

Health, dental, and vision insurance

Paid time off and retirement plan

Collaborative work environment

Job summary

A rail manufacturing company located in California is seeking a Production Supervisor to oversee daily manufacturing operations. This role entails ensuring safety, quality, productivity, and employee engagement in production areas. Candidates should possess a high school diploma, with an Associate or Bachelor's degree preferred, and 3-5 years of supervisory experience in a production environment. A commitment to continuous improvement and effective leadership skills are essential. Competitive benefits and a collaborative work environment are offered.

Qualifications

• 3-5 years of supervisory experience in rail manufacturing or production environment.
• Working knowledge of production processes and quality standards.
• Commitment to safety, quality, and continuous improvement.

Responsibilities

• Plan and direct daily production activities for railcar refurbishment.
• Enforce safety protocols and ensure proper employee training.
• Track and report key performance indicators (KPIs).

Skills

Leadership

Communication

Problem-solving

Analytical abilities

Interpersonal skills

Education

High school diploma

Associate or Bachelor’s degree in Manufacturing, Industrial Engineering or Business

Tools

ERP systems

Manufacturing software

Job description

Location: Carson, CA (Santa Fe Springs, CA for first 6 months)

Reports To: Head of Operations – Carson facility

Department: Production

Employment Type: Full-Time / Exempt

About Us

Woojin IS America, Inc. (WISA), headquartered in Santa Fe Springs, CA, is a fast‑growing manufacturer specializing in electric equipment for rolling stock and light rail vehicles. We proudly serve North American customers with advanced technologies that deliver safe, reliable, and long‑lasting transportation equipment.

About the Role

The Production Supervisor is responsible for overseeing day‑to‑day rolling stock and light rail manufacturing operations, ensuring safety, quality, productivity, and employee engagement within assigned production areas. This position plays a critical role in meeting customer commitments, optimizing resources, and driving continuous improvement across processes and teams.

Key Responsibilities

Production Supervision

• Plan and direct daily production activities for railcar refurbishment, overhaul, and modification projects, schedules, staffing and priorities to meet delivery and quality targets.
• Monitor progress against established goals, identifying variances and developing recovery plans for schedule, cost, and quality performance.
• Ensure efficient use of manpower, machines, and equipment while maintaining a high standard of product quality.
• Coordinate production activities with cross‑functional teams such as Engineering, Quality, Purchasing, and Warehouse.

Safety and Compliance

• Enforce all safety protocols and ensure employees are properly trained and certified.
• Conduct regular safety audits, maintain a clean and organized work environment, and drive compliance with 5S principles.
• Promote a culture of zero incidents through proactive hazard identification and corrective actions.
• Supervise, coach, and develop production staff to achieve individual and team performance goals.
• Conduct regular performance evaluations in coordination with HR, providing constructive feedback and development plans.
• Foster a positive, motivated, and collaborative work environment that supports employee engagement and retention.
• Partner with Methods, Engineering, and Quality teams to enhance process efficiency, work cell optimization, and overall throughput.
• Lead daily production meetings to review safety, quality, material availability, and improvement opportunities.
• Implement continuous improvement initiatives to increase productivity, reduce waste, and strengthen quality.

Reporting and Analysis

• Track and report key performance indicators (KPIs), including productivity, efficiency, and labor utilization.
• Review and approve employee time reports to ensure accurate project and cost tracking.
• Support long‑term production planning and capacity forecasting.

Qualifications

• High school diploma required; Associate or Bachelor’s degree in Manufacturing, Industrial Engineering, or Business preferred.
• 3–5 years of supervisory experience in rail manufacturing or production environment.
• Strong leadership, communication, and interpersonal skills with the ability to motivate and manage diverse teams.
• Excellent problem‑solving and analytical abilities in a fast‑paced environment.
• Working knowledge of production processes, quality standards, and ERP or manufacturing software systems.
• Commitment to safety, quality, and continuous improvement.
• Ability to manage multiple priorities and adapt to changing production needs.

Performance Expectations

• Ensure all safety, quality, and productivity targets are met or exceeded.
• Maintain an organized and efficient work area in compliance with company standards.
• Demonstrate visible leadership presence on the production floor.
• Support a culture of accountability, teamwork, and operational excellence.

What We Offer

• Competitive compensation package commensurate with experience.
• Comprehensive health, dental, and vision insurance.
• Paid time off, holidays and retirement plan.
• Opportunity to work in a growing, innovative rail manufacturing company.
• Collaborative, team‑oriented environment focused on safety, quality, and continuous improvement.