Senior Metallurgist / Welding Inspector
micro1 · 100% remote · Contract · Posted
- Pay
- $80–130/hr
- Location
- Worldwide; US-based preferred
- Languages
- English
- Hours
- Flexible
- Openings
- 20
- Level
- Expert
Summary
Provide metallurgy and welding inspection judgments for AI training. Assess microstructures, heat treatment, welds, coatings, and additive manufacturing defects against relevant standards. US-based contributors are preferred.
What you'll do
- Evaluate metallographic microstructures for acceptability.
- Review heat treatment against AMS 2750 and ASTM E112.
- Assess weld macro etches using CWI acceptance criteria.
- Inspect coatings using NACE/AMPP and SSPC protocols.
- Assess LPBF additive manufacturing defects.
- Document and explain acceptance or rejection decisions.
- Apply NADCAP, AWS, ASTM, and AMS standards.
Requirements
- Preferred 8+ years making technical acceptance or rejection decisions.
- Advanced knowledge of ASTM, AMS, AWS, NADCAP, NACE/AMPP, and SSPC standards.
- Current or prior AWS CWI credentials, or equivalent metallurgical certification.
- Experience in metallography, heat treatment, weld inspection, and coating assessment.
- Familiarity with LPBF processes and defect mechanisms.
- Clear written and verbal communication.
- Attention to detail.
- Ability to collaborate remotely and work independently.
Skills
- Metallographic Microstructure Evaluation
- Heat Treatment Acceptance AMS 2750
- ASTM E112
- Weld Macro Etch & CWI Acceptance
- Coating Inspection NACE/AMPP
- SSPC
- Additive Manufacturing (LPBF) Defect Disposition
Full description
Role Title: Senior Metallurgist / Welding Inspector
Role Type: Contractor
Location: Remote (US based preferred)
micro1 is engaging expert Senior Metallurgists and Welding Inspectors to participate in a high-impact project for a customer in advanced manufacturing and materials engineering. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.
Scope of Work
- Evaluate and interpret metallographic microstructures to determine material acceptability and conformance to standards.
- Conduct heat treatment process analysis and acceptance reviews in accordance with AMS 2750, ASTM E112, and related US specifications.
- Assess weld quality through macro etch evaluation and apply CWI acceptance criteria to real-world case studies.
- Perform coating inspection tasks aligned with NACE/AMPP and SSPC protocols, ensuring surface integrity and protection requirements are met.
- Review and disposition additive manufacturing (LPBF) defects based on detailed build and cross-sectional data.
- Provide clear, well-documented written and verbal feedback on accept/reject decisions, supporting data-driven insights for AI model training.
- Reference and apply NADCAP, AWS, ASTM, and AMS standards to a variety of metal samples, weldments, coatings, and AM builds.
Preferred Qualifications
- At least 8 years of hands-on experience making high-stakes accept/reject calls on micrographs, weld macros, fracture surfaces, coatings, or LPBF additive builds.
- Advanced knowledge of US and international standards including ASTM, AMS, AWS, NADCAP, NACE/AMPP, and SSPC.
- Current or prior AWS Certified Welding Inspector (CWI) credentials, or equivalent metallurgical certification.
- Proven experience in metallographic analysis, heat treatment evaluation, weld inspection, and industrial coating assessment.
- Familiarity with additive manufacturing processes, especially laser powder bed fusion (LPBF) and associated defect mechanisms.
- Exceptional written and verbal communication skills, with a keen eye for detail and the ability to explain technical reasoning clearly.
- Experience in remote or digital project collaboration, with strong self-direction and accountability for deliverables.
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