Construction Materials Testing – Lab Technician

Company Description

We are Olsson, a team-based, purpose-driven engineering and design firm. Our solutions improve communities, and our people make it possible. Our most meaningful asset is our people, and we are dedicated to providing an environment where they can continue to learn, grow, and thrive. Our entrepreneurial spirit is what has allowed us – and will continue to allow us – to grow.

The result? Inspired people, amazing designs, and projects with purpose.

Olsson is seeking a driven and detail-oriented individual to join our Construction Materials Testing (CMT) team in Oklahoma City. Our CMT Lab Technician plays a critical role in ensuring the quality, safety, and longevity of materials used in construction projects. In our lab, we analyze a variety of construction materials—including concrete, soil, and asphalt—to assess their strength, composition, and performance characteristics.

These tests are essential for verifying that materials meet rigorous safety and quality standards. By delivering accurate and dependable results, our lab plays a key role in helping clients comply with regulatory requirements and ensure the structural integrity and long‑term success of their projects.

In this role, you will be responsible for conducting routine laboratory testing of construction materials, meticulously preparing specimens for testing, and upholding high standards of quality control under the guidance of senior technical staff. You’ll also have the opportunity to pursue technician certifications through respected industry organizations such as the American Concrete Institute (ACI).

The ideal candidate brings prior experience working in a CMT lab—particularly with soils and aggregates, is eager to learn, grow, and take on new challenges. Success in this role requires a proactive mindset, strong attention to detail, and a commitment to continuous improvement.

Watch our video to learn more:

You are passionate about:

• Working collaboratively with others.
• Having ownership in the work you do.
• Using your talents to positively affect communities.

You bring to the team:

• 1 to 5 years of construction materials testing experience, preferably in a lab environment with both soils and aggregates testing.
• Willingness to pursue and obtain technician certifications from reputable industry groups such as ACI and others.
• Understanding of AMRL accreditation and its importance in maintaining high standards in construction materials testing.
• Experience in construction or a laboratory setting, preferred, but not required.
• The ability to work in a constant state of alertness and safe manner.
• Strong communication skills.
• Ability to contribute and work well on a team.
• Adept in verbal and written communication.
• Familiarity with Microsoft programs (Word, Excel, Outlook).
• High school diploma or GED required.

• Applicable PPE (personal protective equipment) provided.
• Work boot reimbursement program.
• Company issued laptop.
• Cell phone reimbursement options.
• Receive fully paid training, opportunity to participate in our mentorship program, and gain hands‑on experience by shadowing seasoned professionals.

Olsson is a nationally recognized, employee‑owned firm specializing in planning and design, engineering, field services, environmental, and technology. Founded in 1956 on the very mindset that drives us today, we’re here to improve communities by making them more sustainable, better connected, and more efficient. Simply put, we work to leave the world better than we found it.

As an Olsson employee, you’ll receive our traditional benefits package (health care, vision, dental, paid time off, etc.), plus you’ll:

• Engage in work that has a positive impact on communities.
• Receive an excellent 401(k) match.
• Participate in a wellness program promoting balanced lifestyles.
• Benefit from a bonus system that rewards performance.
• Have the possibility for flexible work arrangements.

Please note:

The benefits listed above apply to full‑time employees. If you’re applying for an internship, you can learn more about internship‑specific offerings and experiences at Olsson by visiting . Olsson is an…