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Silvi Materials

Vertical-integrated supplier of concrete and aggregates

Concrete Quality Control Intern

Inspection & TestConfirmed live in the last 24 hours
Internship · Summer 2027No salary listed

About the Job

Requirements

  • Enrollment in a collegiate program, preferably in Concrete Industry Management, Chemical Engineering, Civil Engineering, General Engineering, Construction Management, or Materials Science.
  • A valid driver's license.
  • Ability to lift 50 pounds regularly and up to 100 pounds occasionally.
  • Ability to grasp, move, or assemble objects using one or two hands; stand for long periods; kneel, stoop, crouch, bend, stretch, twist, or crawl; hear and distinguish sounds; see nearby object details; and distinguish colors, shades, and brightness.

Responsibilities

  • Participate in an ACI Level 1-aligned training outline with exposure to the industry testing curriculum.
  • Handle concrete directly during various tests.
  • Perform initial and ongoing aggregate and/or concrete testing for gradation, moisture, slump, air content, and temperature.
  • Maintain contact with plant operations and quality-control team members to ensure necessary mixture adjustments are made after test results are evaluated.
  • Place a portion of the concrete batch in cylinders when it arrives at a job site.
  • Perform tests measuring the compressive strength of concrete cylinders.
  • Compare measured compressive strength with the design value to ensure compliance with specifications.
  • Sample and test finished concrete in the field and analyze raw materials in a laboratory setting.

About the Company

Silvi Materials

Vertical-integrated supplier of concrete and aggregates

Silvi Materials is a family-owned supplier of construction materials with a vertically integrated supply chain, offering ready-mix concrete, sand, stone, cement, and rock salt. Its products are produced and delivered through divisions like Silvi Concrete, Sahara Sand, Gibraltar Rock, and Riverside Cement, using cement import terminals, rail, and barge logistics to manage sourcing, manufacturing, and distribution. The company differentiates itself through long family ownership, strategic acquisitions, and a broad suite of services—including stevedoring, transloading, real estate, and materials sourcing—that go beyond just making concrete. Its goal is to reduce environmental impact and achieve carbon neutrality for all its concrete within the next decade, supported by initiatives such as solar-powered facilities, a CNG truck fleet, concrete recycling, and Environmental Product Declarations.

Company size
201-500
Company stage
Not listed
Total funding
Not listed
Headquarters
Tempe, AZ
Founded
1947

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