Manufacturing Engineer — Lean, High‑Mix, Scalable Ops

Chemical Guys; Fontana (CA); On-site; USD 105,000 - 115,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

PTO + 5 sick days

Employee discount

Job summary

Chemical Guys is looking for a Manufacturing Engineer in Fontana, California, responsible for driving process optimization and operational scalability.

This role includes improving manufacturing processes, leading initiatives on labor efficiency, and ensuring a high-quality production environment.

The ideal candidate has 3–7+ years of experience in manufacturing engineering, strong knowledge of Lean principles, and a passion for process improvement.

Qualifications

• Experience supporting manual assembly, kitting, packaging, or fulfillment operations preferred.
• Strong analytical, problem-solving, and process improvement skills.
• Experience improving throughput, labor productivity, and operational performance in fast-paced environments.

Responsibilities

• Analyze and improve manufacturing and kitting processes.
• Identify and eliminate bottlenecks impacting production flow.
• Lead initiatives focused on cycle time reduction and labor optimization.

Skills

Manufacturing Engineering

Lean manufacturing principles

Process improvement

Time studies

Labor analysis

Education

3–7+ years of experience in Manufacturing Engineering

Tools

ERP systems

Job description

Chemical Guys is looking for a Manufacturing Engineer in Fontana, California, responsible for driving process optimization and operational scalability.

This role includes improving manufacturing processes, leading initiatives on labor efficiency, and ensuring a high-quality production environment.

The ideal candidate has 3–7+ years of experience in manufacturing engineering, strong knowledge of Lean principles, and a passion for process improvement.