Engineering Field Technician

Company: JARBO
Location: Saint Louis
Posted on: February 14, 2026

Job Description:

Job Description Job Description A leading geotechnical engineering firm in the St. Louis metro area seeks an Engineering Field Technician - Construction Materials Tester (CMT) to join our growing team. This entry-level position provides on-the-job training for candidates interested in construction quality control and materials testing. You'll perform field and laboratory testing on concrete, soil, asphalt, and aggregate materials across commercial and infrastructure projects throughout the region. WHAT WE OFFER (BENEFITS & COMPENSATION) Competitive hourly compensation Comprehensive on-the-job training program for entry-level candidates Certification sponsorship including ACI, NICET, and ICC credentials Safety training provided: OSHA 10 Hour, CPR/First Aid, defensive driving Career advancement opportunities in geotechnical engineering KEY RESPONSIBILITIES - ENGINEERING FIELD TECHNICIAN (CMT) Perform field quality control tests on plastic concrete including slump, air content, and cylinder preparation Conduct field density testing on soil, asphalt, and aggregate using nuclear density gauges Execute routine laboratory tests on construction materials per ASTM and AASHTO standards Prepare written daily field observation reports and project summary documentation Obtain and maintain required safety certifications within specified timeframes QUALIFICATIONS - ENGINEERING FIELD TECHNICIAN (CMT) High school diploma or equivalent required Valid driver's license with clean driving record and ability to operate company vehicles Capability to lift, push, and pull up to 50 pounds regularly Proficiency with commonly used computer software programs and reporting systems Ability to work outdoors in varying weather conditions with extended standing and walking PREFERRED QUALIFICATIONS - CONSTRUCTION MATERIALS TESTING TECHNICIAN ACI (American Concrete Institute) Level I certification or ability to obtain within 6 months Nuclear Density Gauge (Troxler) certification and operational experience NICET or ICC certification is a plus Previous field experience in construction material testing or soil sampling PHYSICAL REQUIREMENTS - ENGINEERING FIELD TECHNICIAN (CMT) Ability to stand and walk for extended periods throughout work shifts Manual dexterity to control, handle, and operate testing equipment with hands and fingers Physical capability to lift, push, and pull materials up to 50 pounds when necessary Willingness to work outdoors in all weather conditions at active construction sites Local travel within St. Louis metro area required; reliable transportation necessary IND1

Keywords: JARBO, Saint Peters , Engineering Field Technician, Engineering , Saint Louis, Missouri