Senior Injection Molding Process Engineer

Jobot; Lynchburg (VA); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401K

PTO

Job summary

Jobot seeks a hands-on Process Engineer in Lynchburg, VA to develop, optimize, and troubleshoot injection molding processes in a fast-paced manufacturing environment. The ideal candidate has 3–5+ years of injection molding process engineering experience, a plastics/manufacturing degree, and a track record of reducing scrap and improving cycle times.

This permanent on-site role offers competitive pay, comprehensive benefits, and opportunities to lead mold trials, DOE studies, and continuous

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.
• Ability to interpret drawings, specifications, tolerances, and process data.
• Comfortable working hands‑on in a production environment.

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.

Job description

Jobot seeks a hands-on Process Engineer in Lynchburg, VA to develop, optimize, and troubleshoot injection molding processes in a fast-paced manufacturing environment. The ideal candidate has 3–5+ years of injection molding process engineering experience, a plastics/manufacturing degree, and a track record of reducing scrap and improving cycle times.

This permanent on-site role offers competitive pay, comprehensive benefits, and opportunities to lead mold trials, DOE studies, and continuous