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Senior / Staff Welding & Sealing Equipment Engineer

South Korea💼 Full-time🗓 2026-08-04 → 2026-09-26

Core

Full-cycle development, commissioning, and mass production scaling of automatic welding and sealing equipment for silicon power cell pouch cell lines.

Role type

Senior / Staff IC equipment engineer (welding & sealing)

Builds

Automatic welding and sealing equipment for solid-state battery pouch cells

Domain

Solid-state battery manufacturing / Energy storage

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Laser welding energy tuning, servo motion control, thermal sealing parameter calibration, CAD/SolidWorks fixture design, DOE, PFMEA, 8D root cause analysis, SPC, cross-functional project management

Preferred skills

Experience with silicon anode cell characteristics, rapid multi-spec pouch cell changeover, overseas vendor communication

Technologies

SolidWorks, laser control systems, servo motion systems, constant temperature-pressure control systems

Responsibilities

Lead full-lifecycle development and mass production validation of welding/sealing equipment; Optimize process parameters to eliminate defects (spatter, leakage, wrinkling); Build standardized equipment management systems (SOPs, PFMEA, control plans); Drive equipment technical upgrades to improve OEE and yield; Collaborate with cross-functional teams on new line startup and technical renovation; Resolve equipment failures using 8D and root cause analysis.

Seniority

Senior / Staff, hands-on IC

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