Job Description
General Responsibilities
Perform laboratory testing of construction materials including soils, aggregates, concrete, grout, and other materials in accordance with ASTM, AASHTO, and project specifications.
Receive, log, prepare, and test samples submitted from field technicians or clients. Carefully document test results and observations and assist with preparation of laboratory reports for submission to Project Managers and clients.
Work closely with the Laboratory Manager, Project Managers, engineering technicians, and other team members to ensure accurate testing, reliable data, and high-quality service.
Maintain laboratory equipment, curing facilities, and work areas while following Terracon’s strict safety and quality standards.Essential Roles and Responsibilities

• Perform routine geotechnical and construction materials laboratory testing under the supervision of experienced laboratory staff.
• Prepare samples for testing including drying, splitting, sieving, weighing, mixing, molding, and curing specimens.
• Conduct laboratory tests in accordance with ASTM and AASHTO standards.
• Typical testing may include:
  
  • Moisture content
  • Sieve analysis and #200 wash
  • Atterberg limits
  • Standard and Modified Proctor compaction
  • Aggregate gradation
  • Preparation and curing of concrete cylinders
  • Concrete compressive strength testing
• Maintain accurate documentation of testing procedures, observations, and results.
• Communicate testing results and sample conditions to the Laboratory Manager and Project Managers.
• Maintain and clean laboratory equipment including ovens, balances, shakers, compression machines, curing tanks, molds, and other testing apparatus.
• Assist with specimen tracking, curing monitoring, and proper sample storage.
• Maintain organization and cleanliness of laboratory workspaces.
• Follow safety rules and perform pre-task planning prior to performing laboratory work.
• Report safety concerns or equipment issues to management.
• Maintain Terracon’s high standards for quality and professionalism in all work.

Requirements

• High school diploma or equivalent.
• Interest in construction materials testing, geotechnical engineering, or laboratory work.
• Ability to follow technical procedures and maintain accurate documentation.
• Valid driver’s license with acceptable violation history.

Previous experience in construction materials testing or laboratory work is helpful but not required. We are willing to train motivated individuals who are eager to learn and develop technical skills.
Training and Professional Development
Terracon is committed to helping employees build long-term careers. In this role, you will receive training, mentorship, and hands-on experience to develop your technical expertise.
Employees in this position will have opportunities to obtain industry-recognized certifications with company support and training, including:

• ACI Concrete Strength Testing Technician
• ACI Aggregate Testing Technician
• Aggregate and Soils Base Testing Technician

Terracon provides training, study resources, and mentorship to help employees achieve these certifications and grow into higher levels of responsibility within the laboratory and materials testing field.
Why Join Terracon

• 100% employee-owned company
• Opportunities for technical training and certification
• Clear paths for career growth and advancement
• A team-focused culture built on respect and professionalism
• A commitment to safety, quality, and doing the work the right way

We look for individuals who care about doing excellent work, supporting their teammates, and continually improving their skills. In return, Terracon provides the resources, training, and opportunities needed to build a rewarding career.
Join Our Team
If you enjoy science, problem solving, and learning how things work, and you want to be part of a company that truly invests in its people, we encourage you to apply.
At Terracon, we look for individuals who take pride in doing quality work, are eager to learn, and want to build a meaningful career. In return, we provide the training, mentorship, and opportunities needed to grow.
If you are ready to develop your skills, work with a strong team, and be part of a 100% employee-owned company that cares about its people, we would be excited to hear from you.


About Terracon
Terracon is a 100 percent employee-owned multidiscipline consulting firm comprised of more than 8,000 curious minds focused on solving engineering and technical challenges from more than 200 locations nationwide. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services. Terracon’s growth is due to our talented employee-owners exceeding expectations in client service and growing their careers with new and exciting opportunities in the marketplace.

Terracon’s vision of “Together, we are best at people” is demonstrated through our excellent compensation and benefits package. Based on eligibility, role and job status, we offer many programs including medical, dental, vision, life insurance, 401(k) plan, paid time off and holidays, education reimbursement, and various bonus programs.
EEO Statement
Terracon is an EEO employer. We encourage qualified minority, female, veteran and disabled candidates to apply and be considered for open positions. We do not discriminate against any applicant for employment, or any employee because of race, color, religion, national origin, age, sex, sexual orientation, gender identity, gender, disability, age, or military status.