Remote Metallurgist & Welding Inspector (Part-Time)

OpenTrain AI, Inc.; Northern (KY); Hybrid; USD 110,000 - 179,000; Part time

Job summary

OpenTrain AI, Inc. seeks a remote, part-time contractor to evaluate technical materials and inspection decisions used to train AI systems for advanced manufacturing.

You will combine professional inspection judgment with clear written and verbal explanations. Requirements include metallographic analysis, heat treatment evaluation, weld inspection, and coating assessment, plus applying AMS/ASTM/NADCAP/NACE/AMPP/SSPC standards.

Qualifications

• At least eight years making accept/reject decisions involving micrographs, weld macros, fracture surfaces, coatings, or laser powder bed fusion additive builds.
• Experience applying AMS, ASTM, NADCAP, NACE/AMPP, and SSPC standards.
• Strong technical writing and verbal communication skills are essential.
• Knowledge of metallographic analysis, heat treatment evaluation, weld inspection, and coating assessment required.

Responsibilities

• Evaluate metallographic microstructures and decide material acceptability and conformance.
• Analyze heat treatment processes and evidence using AMS 2750, ASTM E112, and related US specs.
• Assess weld quality through macro etch evaluation using CWI acceptance criteria.
• Review coating inspection evidence against NACE/AMPP and SSPC protocols.
• Identify and disposition defects in laser powder bed fusion builds from build and cross-sectional data.
• Document accept or reject decisions with clear written and verbal explanations.
• Apply NADCAP, AWS, ASTM, and AMS standards across samples, weldments, coatings, and additive builds.

Skills

Technical writing

Verbal communication

Attention to detail

Explain inspection reasoning

Job description

OpenTrain AI, Inc. seeks a remote, part-time contractor to evaluate technical materials and inspection decisions used to train AI systems for advanced manufacturing.

You will combine professional inspection judgment with clear written and verbal explanations. Requirements include metallographic analysis, heat treatment evaluation, weld inspection, and coating assessment, plus applying AMS/ASTM/NADCAP/NACE/AMPP/SSPC standards.