Construction Materials Field Technician

Construction Materials Testing (CMT) Field Technician

ECS Limited is offering a unique opportunity for a talented Construction Materials Testing (CMT) Field Technician to join our Bentonville team and advance in a dynamic work environment. No prior experience is needed, as you'll work under the guidance of experienced professionals to learn to safely perform a variety of tasks.

Responsibilities:

• Field Activities: Conduct observation, testing, and sampling of materials, including soils, aggregates, and concrete on construction materials testing project sites; Execute tasks based on project requirements under the guidance of senior technicians, staff professionals, and project managers.
• Testing Procedures: Conduct routine field and/or laboratory tests for soils, aggregates, and concrete using various methodologies and testing equipment following industry standards and compliance.
• Data Collection: Perform calculations and data reduction based on sampling, test results, and inspection; May assist with calculations, drafting, and other administrative duties as requested.
• Communication: Maintain daily communication with site contractors, fellow technicians, and project managers; Communicate changing site conditions and additional requested testing to supervisor; Attend project meetings as requested; Assist with organization of field equipment and notify supervisor of broken or missing equipment as needed.
• Training and Development: Receive training in ECS methodology for project observations, inspections, and testing; Document findings with precision in accordance with accepted engineering practices.

Career Development:

• Support you in enhancing your professional skills.
• Encourage participation in internal and external training programs and certification opportunities provided by organizations such as OSHA 10, ACI, ASNT, AWS, ICC, NICET, NRCA, RCI, various State DOTs, WACEL, and others, as appropriate.

Qualifications:

Required Qualifications:

• No experience required.
• High school diploma or GED.
• Must be able to lift a minimum of 85 pounds.
• Must have valid driver's license and insurance.
• Willing to develop understanding of heavy construction safety, practices, and procedures.
• Willing to obtain knowledge of CMT principles and applications, as well as ASTM laboratory standards, leading to certifications in soils, concrete, and radiation safety.
• OSHA 10 certification may be required.
• Strong communication skills (speaking, reading, and writing).
• Ability to work effectively with contractors, peers, and supervisors.

Military Qualifications:

• The following US Military ranks will qualify for this position IF they also meet the education and licenses requirements from the above section titled "Required Qualifications":
• E-4

About Us:

ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and building science + infrastructure consulting services. We are employee-owned with more than 3,200 employees in 125 offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record's Top 500 Design Firms (April 2026), #148 in Engineering News-Record's Top 200 Environmental Firms (October 2025) and #38 in Zweig Group's Hot Firm List (June 2026). For additional information about ECS, visit

ECS is an Equal Opportunity Employer.