Quality Welding Engineer – UHP Gas Systems & Orbital GTAW

Applied Materials; Austin (TX); On-site; USD 110,000 - 140,000; Full time

Job summary

Applied Materials in Austin, TX is seeking an experienced Quality Welding Engineer to support fabrication of ultra-high-purity gas delivery systems for semiconductor equipment. You will own weld quality across the fabrication lifecycle — from procedure qualification to nonconformance resolution — in a controlled cleanroom environment.

The role requires deep orbital welding and 316L metallurgy expertise, fluency with SEMI standards, and hands-on work with welding equipment from AMI, Polysoude and

Qualifications

• Bachelor’s degree in Welding Engineering, Materials/Metallurgical or Mechanical Engineering, or equivalent experience.
• 5+ years welding engineering or weld quality in semiconductor/high‑purity env.
• Expertise in SEMI F78, F81, E49.8, and F70 standards.
• Hands-on with orbital GTAW welding equipment from AMI, Polysoude, Orbitalum.
• Strong 316L metallurgy knowledge applied to UHP gas line fabrication.
• Experience in a certified cleanroom environment (Class 100/ISO5).
• Familiar with WPS/PQR under AWS D1.2, ASME IX.
• Knowledge of UHP component handling and face-seal fittings.

Responsibilities

• Develop, qualify, and maintain welding procedures for orbital GTAW.
• Audit welder qualification programs for orbital and manual welding.
• Serve as SEMI standards SME for F78/F81/E49.8/F70.
• Own weld quality in cleanroom fabrication cells.
• Perform visual, boroscopic, dimensional weld inspections.
• Provide metallurgical oversight for 316L and passivation.
• Maintain orbital welding equipment and PQ qualifications.
• Partner with manufacturing, QA, and supply chain to qualify weld sources.
• Support 8D/CAPA investigations for weld issues.
• Maintain weld travelers and traceability for audits.

Skills

Welding engineering

Weld quality

SEMI standards

Orbital GTAW welding

316L metallurgy

Cleanroom manufacturing

Root-cause analysis

Education

Bachelor’s degree in Welding/Metallurgical/Mechanical Eng

Tools

AMI Arc Machines

Polysoude

Orbitalum

Job description

Applied Materials in Austin, TX is seeking an experienced Quality Welding Engineer to support fabrication of ultra-high-purity gas delivery systems for semiconductor equipment. You will own weld quality across the fabrication lifecycle — from procedure qualification to nonconformance resolution — in a controlled cleanroom environment.

The role requires deep orbital welding and 316L metallurgy expertise, fluency with SEMI standards, and hands-on work with welding equipment from AMI, Polysoude and