Battery Manufacturing Engineer: Lean & Quality

Harbinger Motors; Garden Grove (CA); On-site; USD 85,000 - 115,000; Full time

Benefits offered by this job

HDV health plan

Stock options

Retirement plan

PTO & parental leave

Vacation bonus

Wellness & fertility benefits

Cell phone stipend

Meals & stocked kitchen

Job summary

Harbinger Motors in Garden Grove, California, is seeking a Manufacturing Engineer to support daily production and drive continuous improvement across safety, quality, delivery, and cost.

You will work with Operations, Quality, Supply Chain, Maintenance, and Product Engineering to optimize processes, implement ECOs, and ensure products meet specifications while leading Lean, Six Sigma, and root-cause analyses.

Qualifications

• Bachelor's degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, or related field.
• 3+ years of manufacturing engineering experience.
• Experience in high-volume manufacturing, automotive, EV, aerospace, or industrial production environments preferred.
• Strong knowledge of Lean Manufacturing, Six Sigma, and root cause analysis methodologies.
• Experience with MES, ERP, quality systems, and manufacturing data analysis.
• Strong communication and cross-functional leadership skills.

Responsibilities

• Serve as the primary engineering resource for manufacturing issues impacting safety, quality, delivery, and productivity.
• Develop and maintain work instructions, standard work, process flows, PFMEAs, control plans, and manufacturing documentation.
• Develop, implement, and validate corrective and preventive actions.
• Support containment and recovery activities related to quality, supplier, and production issues.
• Escalate critical production risks and drive timely resolution.
• Drive continuous improvement initiatives focused on throughput, labor efficiency, cycle time, OEE, first-pass yield, and cost reduction.
• Lead Lean Manufacturing, Six Sigma, and waste reduction initiatives.
• Support MES, traceability, process controls, and manufacturing system improvements.
• Validate new equipment, tooling, suppliers, processes, and product changes.
• Lead capacity, line balancing, workflow, and ergonomic improvement projects.
• Support new product introductions and manufacturing readiness activities.
• Lead root cause investigations using structured problem-solving methodologies including 5 Why, Fishbone, DOE, and Pareto analysis.

Skills

Lean Manufacturing

Six Sigma

Root cause analysis

Communication

Cross-functional leadership

Education

Bachelor's degree in Manufacturing/Mechanical/Industrial Engineering

Tools

MES

ERP

Quality systems

Manufacturing data analysis

Job description

Harbinger Motors in Garden Grove, California, is seeking a Manufacturing Engineer to support daily production and drive continuous improvement across safety, quality, delivery, and cost.

You will work with Operations, Quality, Supply Chain, Maintenance, and Product Engineering to optimize processes, implement ECOs, and ensure products meet specifications while leading Lean, Six Sigma, and root-cause analyses.