Quality Control Technician: ASTM Testing & Lab Ops

Cemex US; Tucson (AZ); On-site; USD 42,000 - 62,000; Full time

Benefits offered by this job

Competitive pay

Medical

Dental

Vision

401(k)

PTO

Holiday pay

Wellness program

Job summary

Cemex US is seeking a detail-oriented Quality Control Technician to join our cement production team. You will perform testing and inspections to ensure products meet quality standards, working closely with the Quality Control Supervisor.

This on-site role requires familiarity with ASTM testing, strong numerical skills, attention to detail, and the ability to operate lab equipment. You may assist with mix design oversight, documentation, safety compliance, and reporting as part of a dynamic

Qualifications

• Associate degree and 2 years of cement plant experience required.
• ASTM certification (or ability to obtain within the first year) required.
• 2–4 years of quality-related experience in cement or heavy manufacturing preferred.

Responsibilities

• Safety compliance: follow Cemex, OSHA, and MSHA policies and wear PPE.
• Perform ASTM, AASHTO, and ACI testing at cement and Ready Mix plants.
• Verify product compliance with quality specs and report deviations.
• Assist with product mix design and understand impact on kiln processes.
• Maintain detailed records of tests and inspections; prepare related reports.
• Lab/field equipment housekeeping and basic maintenance tasks.
• Train new team members and complete audits and inspections.
• Respond to callouts and support plant outages and other duties as assigned.

Skills

Numerical skills

Testing skills

Excel

Lab software

Attention to detail

ASTM standards

Mobile equipment

Education

Associate degree in applied science

2 years cement plant experience

Tools

Excel

Job description

Cemex US is seeking a detail-oriented Quality Control Technician to join our cement production team. You will perform testing and inspections to ensure products meet quality standards, working closely with the Quality Control Supervisor.

This on-site role requires familiarity with ASTM testing, strong numerical skills, attention to detail, and the ability to operate lab equipment. You may assist with mix design oversight, documentation, safety compliance, and reporting as part of a dynamic