Materials Testing Tech II

Sundt Construction•Tempe, AZ

11d•Onsite

About The Position

As a 100% employee-owned contractor, when you work at Sundt, you’re not just hiring on at a company, you’re joining a culture. Because everyone at Sundt is part owner, you’ll join a team of people who are deeply invested in their work. From apprentices to managers, we’re passionate about the details and deliberate in everything we do. Job Summary The Materials Testing Technician performs field and laboratory sampling, testing, and documentation of soils, aggregates, concrete, and other construction materials in support of heavy civil and transportation projects. This position is responsible for obtaining representative samples, conducting testing in accordance with ASTM, AASHTO, and project specifications, and documenting results to verify compliance with contract requirements. The Materials Testing Technician works closely with field operations, crushing crews, quality personnel, and subcontractors while reporting directly to the Materials Testing Manager. This role requires a strong commitment to safety, accuracy, and quality in a demanding construction environment.

Requirements

2-4 years of experience in construction materials testing, preferably on heavy civil, transportation, mining, or infrastructure projects.
ACI Aggregate Base Technician
ACI Concrete Aggregate Technician Level 1
ACI Concrete Field Testing Technician Grade I Certification.
ACI Concrete Strength Technician
Ability to prioritize testing activities in a fast-paced construction environment.
Ability to read and interpret project specifications, testing procedures, and construction plans.
Ability to work extended hours, weekends, and remote project assignments as required.
Ability to work independently in remote field conditions.
Effective communication skills with field crews, inspectors, and project management personnel.
Excellent attention to detail and commitment to data accuracy.
Experience on federal, DOT, USACE or other heavy civil infrastructure projects.
Experience performing aggregate sampling, gradation testing, moisture testing, field density testing, and concrete testing.
Experience supporting aggregate crushing operations and quarry quality control programs.
High school diploma or GED required; associate degree in Civil Engineering Technology, Construction Technology, or related field preferred.
Nuclear Gauge Safety Certification.
Proficiency with basic computer applications including Microsoft Office and electronic reporting systems.
State DOT, NICET, or equivalent materials testing certifications.
Strong organizational and documentation skills.
Strong understanding of aggregate, soil, and concrete testing procedures.
Valid driver's license and ability to travel between testing locations and project sites.
Working knowledge of ASTM and AASHTO testing procedures for soils, aggregates, and concrete.
Ability to wear personal protective equipment is required (including but not limited to; steel toed shoes, gloves, safety glasses, hearing protection, hardhat, vest, etc.)
May reach above shoulder heights and below the waist on a frequent basis
May stoop, kneel, or bend, on an occasional basis.
May use telephone, computer system, email, or other electronic devices to communicate with internal and external customers or vendors.
Must be able to comply with all safety standards and procedures.
Occasionally will climb stairs, ladders, etc.
Required to use hands to grasp, lift, handle, carry or feel objects on a frequent basis.
Will interact with people frequently during a shift/work day.
Will lift, push or pull objects up to 50Ibs on an occasional basis.
Will sit, stand or walk short distances for up to the entire duration of a shift/work day.

Nice To Haves

associate degree in Civil Engineering Technology, Construction Technology, or related field preferred.

Responsibilities

Accurately document testing activities, sample identification, test results, and field observations using approved forms and reporting systems.
Assist with calibration, maintenance, and inventory control of testing equipment and laboratory supplies.
Communicate testing results, deficiencies, and quality concerns to the Materials Testing Manager and project quality personnel in a timely manner.
Coordinate testing activities with construction operations to support production schedules while maintaining testing frequencies required by contract documents.
Follow all company safety policies, project safety requirements, and applicable regulations while performing field and laboratory work.
Inspect materials and testing activities to ensure compliance with approved mix designs, project specifications, and quality requirements.
Maintain chain-of-custody and sample tracking procedures for all materials testing activities.
Obtain representative field samples of soils, aggregates, concrete, and other construction materials in accordance with ASTM, AASHTO, and project-specific requirements.
Perform field and laboratory testing of construction materials including aggregate gradations, plasticity index (liquid limiUplastic limit), moisture-density relationships, field density testing, concrete testing, and other specified quality control tests.
Support aggregate crushing and processing operations through routine quality control sampling, stockpile monitoring, gradation testing, and material verification.