Construction Materials Testing

DIHO Consulting USA; Geismar (LA); On-site; USD 48,000 - 70,000; Full time

Job summary

DIHO Consulting USA in Geismar, Louisiana, is seeking a Senior Construction Materials Testing Field Technician to perform field testing of soils, concrete, asphalt, and pile monitoring to ensure compliance with project specs. Preferred certifications include ACI, NICET, or TxDOT.

The role requires on-site field work, safety adherence, timely reports, and strong communication with clients and dispatch. Over-time and on-call readiness are expected, with driving responsibilities and warehouse

Qualifications

• Experience in field construction materials testing required.
• Valid driver's license and reliable transportation required.
• Able to pass background check and DISA drug screen.
• Open to overtime and on-call schedule.
• TWIC card preferred.

Responsibilities

• Perform concrete testing: slump, air content, temperature, unit weight, casting cylinders.
• Perform soil compaction testing with sand cone or nuclear gauge.
• Conduct Proctor, Atterberg limits, sieve analysis.
• Perform asphalt density testing and core sampling.
• Monitor piles during installation and document capacity and penetration.
• Produce timely, detailed field reports.
• Maintain safety and follow procedures; communicate with dispatch and clients.
• Build relationships with clients and participate in teamwork.

Skills

Field testing

Soil testing

Concrete testing

Asphalt testing

Pile monitoring

Report writing

Safety procedures

Client communication

Tools

Nuclear density gauge

Sand cone

Core sampling equipment

Job description

Job description:

DIHO Consulting USA is seeking applicants for the Senior Construction Materials Testing Field Technician role in Geismar, Louisiana. This role involves performing field testing of construction materials—including soils, concrete, asphalt, and pile monitoring—to ensure compliance with project specifications. Candidates with ACI, NICET, or TxDOT certifications are preferred.

RESPONSIBILITIES

• Perform field tests such as:
• Concrete testing (slump, air content, temperature, unit weight, and casting cylinders for compressive strength)
• Soil compaction testing using sand cone or nuclear density gauge
• Proctor, Atterberg limits, sieve analysis, and other soil classification tests (as applicable)
• Asphalt density testing and pavement core sampling
• Pile monitoring during installation to document capacity, penetration, and blow counts
• Produce timely and detailed reports
• Operate vehicle in a safe manner and follow our corporate safety procedures at all time
• Follow all company's procedures and protocols
• Cooperate with technical team and share information across the organization
• Build positive relationships with clients
• Arrive at the job site to which you are dispatched, on time each day
• Communicate with dispatch on a daily basis
• Communicate with onsite clients each day and relay any information to management

REQUIREMENTS

• +1 year of experience in Field Construction Materials Testing.
• Must have dependable transportation, a truck is preferable as there is an incentive program to use it for work
• Must have a valid Driver's License
• Must be able to pass a DISA drug screen
• Must be able to pass a background check
• Must be open to overtime
• TWIC card (preferred)
• Physically capable of lifting heavy materials and equipment
• Capable of maintaining an "On Call" type schedule and must be willing to work obscure hours

Job Type: Full-time

Application Question(s)

• How many years of Construction Materials Testing (CMT) experience do you have?
• Have you performed any of the following field tests? If so please specify.

Concrete Slump Testing

Air Content Testing

Concrete Cylinder Casting

Soil Density Testing

Nuclear Density Gauge Testing

Asphalt Density Testing

Pile Monitoring

These are must have's

• Do you currently possess a valid Driver's License?
• Are you able to pass a DISA drug screen?
• Are you willing to work overtime, weekends, and an on-call schedule when needed?
• Are you able to lift and carry testing equipment weighing up to 50 pounds

Certifications:

Do you have any of the following?

ACI Concrete Field-Testing Technician Grade I?

NICET

TxDOT Certifications

Nuclear Gauge Safety Certification