Field Materials Tester: Concrete & Density — Paid Certifications

Construction Material Testing; Hillsboro (OR); On-site; USD 25,000 - 39,000; Full time

Job summary

Construction Material Testing is seeking field technicians to sample fresh concrete, perform slump, air, and temperature tests, and document results the same day. No experience is required; we train and sponsor certifications.

Responsibilities include testing per ASTM standards, verifying field density, preparing daily reports, and communicating results to superintendents on site. This outdoor, physical role offers training and advancement into leadership or inspection paths.

Qualifications

• Valid driver's license and clean driving record.
• Comfortable outdoors in varying weather conditions.
• Reliable, detail-first, and coachable.

Responsibilities

• Sample and test fresh concrete per ASTM C172, C143, C231, C1064, and C31.
• Run field density and moisture tests per ASTM D6938.
• Prepare clear daily field reports tied to placement locations.
• Maintain gauge standardization, cure boxes, and chain of custody.
• Communicate results to superintendents on the spot.

Skills

Driver's license

Outdoor work

Detail-oriented

Job description

Construction Material Testing is seeking field technicians to sample fresh concrete, perform slump, air, and temperature tests, and document results the same day. No experience is required; we train and sponsor certifications.

Responsibilities include testing per ASTM standards, verifying field density, preparing daily reports, and communicating results to superintendents on site. This outdoor, physical role offers training and advancement into leadership or inspection paths.