Senior Petrographer & Materials Forensics Lead

AET; Saint Paul (MN); On-site; USD 87,000 - 100,000; Full time

Benefits offered by this job

Health benefits

Insurance

ESOP (Employee Stock Ownership Plan)

Job summary

AET in the United States is seeking a Senior Petrographer to lead forensic investigations, mentor junior petrographers, and provide high-level consulting on material performance.

This role focuses on strategic petrographic research, advanced microscopy, and leadership in materials analysis, guiding internal teams and supporting business development with clients and research institutions.

Qualifications

• Master's or Bachelor's degree in Geology, Materials Science, Civil Engineering, Chemistry, or a related field.
• 8-12+ years of experience in petrography, forensic materials analysis, and construction materials assessments.
• Expertise in PLM, SEM, thin section analysis, and advanced failure investigations.
• Strong understanding of ASTM standards (C295, C856, C457, and related methodologies).
• Experience mentoring, peer review, and leadership within a laboratory setting.

Responsibilities

• Lead advanced forensic petrographic investigations for concrete, aggregates, cementitious materials, and related structures.
• Perform high-level microscopy work, including thin section analysis using PLM and SEM.
• Provide expert assessments of construction materials failures, performance issues, and deterioration mechanisms.

Skills

Petrography expertise

Forensic investigations

Leadership/mentoring

Technical reporting

Education

Master's or Bachelor's degree in Geology, Materials Science, Civil Engineering, Chemistry, or related field

Tools

PLM

SEM

Thin section analysis

Job description

AET in the United States is seeking a Senior Petrographer to lead forensic investigations, mentor junior petrographers, and provide high-level consulting on material performance.

This role focuses on strategic petrographic research, advanced microscopy, and leadership in materials analysis, guiding internal teams and supporting business development with clients and research institutions.