Construction Materials Testing Technician (Lead) Saint Louis

Construction Materials Testing Technician (Lead)

Full Time • Saint Louis
Construction Materials Testing Technician Lead
St. Louis, MO. 

Position Summary:
We are seeking an experienced Construction Materials Technician (CMT) to serve as the lead technician on a high-profile, out-of-town construction project. This role requires full-time travel and on-site presence for the duration of the assignment. The ideal candidate has a strong background in construction materials testing, including drilled pier observation and rebar inspection, and is confident working independently as the primary technician on site.
Key Responsibilities:
  • Serve as the lead field technician, overseeing all on-site testing and reporting.
  • Perform field and lab testing on soil, concrete, asphalt, aggregate, and grout.
  • Conduct nuclear gauge compaction testing, moisture/density testing, and concrete sampling.
  • Observe and document drilled pier installation and perform rebar inspections to verify compliance with project specifications.
  • Monitor construction activities including earthwork, paving, and structural concrete work.
  • Maintain detailed and accurate field logs, test reports, and documentation.
  • Coordinate daily with project managers, site supervisors, and engineers.
  • Enforce and follow all site safety standards and proper use of testing equipment.
  • Represent the company professionally with clients and subcontractors.
Requirements:
  • 2+ years of Construction Materials Testing (CMT) experience in the field.
  • Proven experience with drilled piers, rebar inspection, and soil/concrete/asphalt testing.
  • Comfortable working independently on remote job sites for extended periods.
  • Proficiency with nuclear density gauge and familiarity with common test methods (ASTM, AASHTO, etc.).
  • Strong communication, time management, and documentation skills.
  • Valid driver's license and clean driving record.
  • Preferred certifications: ACI Concrete Field Testing Technician – Grade I, NICET Level I/II, Nuclear Gauge Safety Training.
Compensation & Benefits:
  • Competitive hourly pay: Up to $23.50/hr
Compensation: $20.00 - $23.50 per hour




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