Process Engineer - Injection Molding

Jobot; Lynchburg (VA); On-site; USD 90,000 - 115,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401K

PTO

Job summary

Jobot is seeking a hands-on Process Engineer with strong injection molding experience to develop, optimize, and troubleshoot molding processes in a fast-paced manufacturing environment. This role will have significant impact on process stability, quality, productivity, scrap reduction, and new mold/product launches.

The ideal candidate takes a scientific approach to molding, enjoys solving complex problems on the production floor, and focuses on identifying root causes rather than temporary

Qualifications

• 3–5+ years of injection molding process engineering or process development experience.
• Degree in Plastics Engineering, Manufacturing Engineering, Mechanical Engineering, or related field; equivalent hands‑on experience considered.
• Strong knowledge of thermoplastic materials, mold construction, cooling systems, hot runners, material handling, and auxiliary equipment.
• Experience with hydraulic, electric, or hybrid injection molding equipment.
• Strong troubleshooting, root‑cause analysis, and problem‑solving skills.

Responsibilities

• Develop, validate, and optimize injection molding processes using scientific molding principles.
• Lead new mold trials, sampling, qualification, and production launches.
• Establish and maintain robust process windows based on materials, molds, and equipment capabilities.
• Troubleshoot molding defects including short shots, flash, burns, splay, warpage, sink, voids, weld lines, and dimensional variation.
• Identify root causes related to equipment, molds, materials, methods, and processing conditions.
• Optimize cycle times, scrap, startup waste, downtime, and overall process efficiency.
• Develop and maintain process documentation, setup sheets, troubleshooting guides, and standard work.
• Support PFMEAs, control plans, capability studies, DOE, corrective actions, and process validations.
• Analyze production and process data to identify opportunities for continuous improvement.
• Partner with Production, Quality, Tooling, Maintenance, Materials, and Automation teams.
• Provide technical guidance and mentorship to Process Technicians and other manufacturing personnel.

Skills

Injection molding

Process engineering

Troubleshooting

Root-cause analysis

DOE/CP experiments

Education

Bachelors in Plastics Engineering

Bachelors in Manufacturing Engineering

Bachelors in Mechanical Engineering

Tools

RJG eDART

Job description

Jobot is seeking a hands-on Process Engineer with strong injection molding experience to develop, optimize, and troubleshoot molding processes in a fast-paced manufacturing environment. This role will have significant impact on process stability, quality, productivity, scrap reduction, and new mold/product launches.

The ideal candidate takes a scientific approach to molding, enjoys solving complex problems on the production floor, and focuses on identifying root causes rather than temporary