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Senior Metallurgist / Welding Inspector

$130
per hour
Contractor Remote Last verified 21 Jul 2026
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About the Role

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.

What You'll Do

  • 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.

You're a Good Fit If You

  • Required 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
  • 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.

Role Highlights

Pay
$80-$130/h
Contract
Contractor
Location
Remote
Category
Model evaluation
Posted
16 days ago
Job ID
WE-7506

Pay & Payout

Engaged directly through micro1. Apply via the link below - micro1 handles onboarding and payment.

Common Questions

micro1 has a reliability rating of reliable based on the listings we track, with an onboarding time of 1-3 days. See our full micro1 review for the details behind that rating.

Applying takes you to micro1's own website, where the application is completed. We are not a recruiter or employer and do not process applications directly - we may be recorded as the referring source.

$80-$130/h - Engaged directly through micro1. Apply via the link below - micro1 handles onboarding and payment.

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.

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