CMT Technician

About the role

Construction Materials Testing (CMT) Technician responsible for daily oversight of construction materials testing and inspection activities on active construction sites to ensure compliance with project specifications, industry standards, and quality requirements. Candidates must demonstrate flexibility and willingness to work on multiple projects as needed.

Responsibilities

• Perform field testing of construction materials using a nuclear density gauge.
• Obtain concrete samples from ready‑mix trucks and prepare concrete test cylinders.
• Conduct concrete testing and transport samples to the laboratory for further analysis.
• Collect, document, and deliver soil samples from job sites to the laboratory.
• Observe construction activities and accurately record performance data.
• Observe proof‑rolling and evaluate pavement, slab, and foundation subgrades as needed.
• Perform visual inspections of reinforcing steel (rebar).
• Observe and document post‑tensioning operations.
• Perform masonry inspections and grout and mortar sampling and testing.
• Perform spray‑applied fireproofing testing as needed.
• Perform stormwater monitoring in accordance with NPDES requirements.
• Maintain detailed daily field diaries documenting project activities.
• Prepare and submit daily reports and required documentation to the Team Leader in accordance with project specifications.
• Ensure quality and quantity standards are met on all assigned work.
• Proactively review project documents and testing procedures to understand technical requirements.
• Communicate professionally and ethically with clients, contractors, and team members.
• Maintain company‑owned equipment in safe, proper working condition.
• Report any required corrective actions to the Team Leader to ensure work quality meets company standards.
• Follow all written procedures, company policies, and safety requirements.
• Complete field activities and reports accurately and in a timely manner.
• Perform all duties in a professional, ethical manner.
• Establish personal goals for continuous improvement and job performance.
• Maintain reliable, punctual, and regular attendance.
• Attend and actively participate in safety meetings and training programs.
• Perform other duties as assigned.

Minimum Requirements

• High school diploma or equivalent.
• Minimum of ten (10) years of construction materials testing experience.
• ACI Level I Certification.
• Nuclear Gauge Certification.
• Ability to communicate effectively both verbally and in writing.
• Valid driver’s license.
• Ability to read and write in English.
• Willingness to travel to various job sites as required.

Typical Requirements

• NICET Level I – CMT Asphalt.
• NICET Level II – CMT Soils.
• NICET Level II – CMT Concrete.
• ICC Soils Special Inspector.
• ICC Reinforced Concrete Special Inspector.
• ICC Structural Masonry Special Inspector.
• ICC Spray‑Applied Fireproofing Special Inspector.
• GSWCC NPDES - Level 1B Certified Inspector.
• GDOT Roadway Testing Technician.

Physical Requirements

• Ability to work flexible schedules and overtime as required by operational needs.
• Ability to lift and carry a minimum of 50 pounds.
• Ability to safely operate a company vehicle.
• Ability to push or pull up to 400 pounds using a wheelbarrow.
• Ability to walk, stoop, bend, and climb stairs and ladders.
• Ability to work on uneven terrain including concrete, gravel, dirt, and grass.
• Ability to work at elevated heights and in open structures.
• Ability to work outdoors for extended periods in varying weather conditions.
• Ability to wear required personal protective equipment (PPE).

About Thompson Engineering

Founded in 1953, Thompson Engineering provides quality assurance and professional services for construction projects supporting industrial, infrastructure, and community development. Services include drilling, materials testing, construction inspection, chemistry laboratory services, engineering design, environmental assessments, surveying, geotechnical studies, and construction management. The company is recognized for leadership on projects that define skylines, coastlines, and transportation networks across the Southeast, delivering innovative solutions for industrial, commercial, transportation, federal, and municipal clients.