Senior Field & Lab Technician – Construction Materials Lead

AET; Sioux Falls (SD); On-site; USD 55,000 - 75,000; Full time

Job summary

American Engineering Testing (AET) is seeking a Technician 3 to perform advanced field and laboratory testing on soils, concrete, bituminous, and masonry products in a Sioux Falls setting. You will lead multi-phase testing, mentor junior staff, and support project management and client communications.

The role emphasizes quality assurance, safety, and adherence to ASTM, AASHTO, and ACI standards, with opportunities to influence project strategies and improve testing processes.

Qualifications

• Senior-level field and lab technician capable of leading complex testing.
• Mentor junior staff and support project management.
• Strong QA, safety, and compliance with standards like ASTM/AASHTO/ACI.

Responsibilities

• Perform and oversee testing of soils, concrete, bituminous, and masonry products.
• Lead field density and Proctor density tests, plastic concrete testing, and bituminous lab analyses.
• Conduct evaluations of excavation sites and correlate with geotechnical data.
• Perform hand auger borings and advanced sampling with minimal supervision.
• Ensure calibration and maintenance of lab equipment.

Job description

American Engineering Testing (AET) is seeking a Technician 3 to perform advanced field and laboratory testing on soils, concrete, bituminous, and masonry products in a Sioux Falls setting. You will lead multi-phase testing, mentor junior staff, and support project management and client communications.

The role emphasizes quality assurance, safety, and adherence to ASTM, AASHTO, and ACI standards, with opportunities to influence project strategies and improve testing processes.