Concrete Quality Control Technician – Field & Plant

Knight’s Companies Inc.; South Carolina; On-site; USD 42,000 - 54,000; Full time

Benefits offered by this job

Competitive pay

Medical, Dental, and Vision Insurance

Paid Time Off (PTO) and Paid Holidays

401(k) with Company Match

Short-Term Disability (STD)

Long-Term Disability (LTD)

Company-Paid Life Insurance

Voluntary insurance programs including

Job summary

Knight’s Companies Inc. is seeking a Quality Control Technician to inspect concrete products at plant sites and on job locations.

You will perform testing of slump, air content, unit weight, and compressive strength to ensure adherence to specs and customer requirements. Responsibilities include monitoring production and delivery, coordinating with plant and dispatch teams, conducting trial batches, and maintaining records while upholding safety and environmental policies.

Qualifications

• High school diploma required; Associate's degree preferred.
• ACI Concrete Field Tech Level I certification required.
• Minimum 1 year experience in quality control.
• Ability to read and interpret construction specs and concrete mix designs.
• Proficient in basic math and measurements and in English communication.

Responsibilities

• Perform QC testing on concrete and aggregates (slump, air content, unit weight, compressive strength).
• Monitor production and delivery to ensure consistent product quality.
• Coordinate with plant and dispatch teams for quality adjustments.
• Conduct trial batches and evaluate mix designs.
• Oversee third-party testing services and maintain records.
• Ensure compliance with NRMCA Plant Certification requirements.
• Maintain lab equipment and work areas per industry standards.
• Uphold safety and environmental policies.
• Deliver customer-focused service at all times.

Skills

Quality control testing

Communication skills

Organizational skills

English proficiency

Math calculations

Team player

Driver's license

Education

High school diploma

Associate's degree preferred

Tools

Microsoft Office

Job description

Knight’s Companies Inc. is seeking a Quality Control Technician to inspect concrete products at plant sites and on job locations.

You will perform testing of slump, air content, unit weight, and compressive strength to ensure adherence to specs and customer requirements. Responsibilities include monitoring production and delivery, coordinating with plant and dispatch teams, conducting trial batches, and maintaining records while upholding safety and environmental policies.