Soils Laboratory Technician

ECS Group of Companies; Oklahoma City (OK); On-site; USD 36,000 - 54,000; Full time

Job summary

ECS Group of Companies in Oklahoma City is seeking a motivated Construction Materials Testing (CMT) Soils Laboratory Technician. No experience is required; you will learn under experienced professionals and receive paid training and certification support.

You will perform basic tests, assist with sample prep, and help with data entry and QA/QC in a busy soils and concrete lab. Must be able to lift up to 50 lbs and obtain certifications as policy requires.

Qualifications

• High school diploma or GED is required.
• 0 years of related experience.
• Ability to obtain lab certifications per ECS Technician Certification Policy.
• Valid driver's license if driving for ECS subsidiaries.
• Strong communication and basic math skills.
• Attention to detail and accuracy in data recording.
• Dependable, self-motivated and responsible work ethic.
• Ability to follow directions and work under close supervision.
• Basic computer proficiency (Word/Excel).
• Ability to lift up to 50 pounds multiple times per day.

Responsibilities

• Performs basic laboratory tests on soil and construction material samples under supervision.
• Assists with sample preparation and testing procedures.
• Compiles test results, data input and processing, and other administrative duties.
• Performs soils lab testing (Atterberg limits, gradation, swell, moisture, visual classification, UCS, proctor tests).
• Maintains a clean and organized laboratory environment and supports calibration/maintenance of equipment.
• Maintains calibration records and QA/QC documentation.

Skills

Communication

Basic math

MS Word

MS Excel

Education

High school diploma or GED

Job description

No experience necessary, paid training is provided, and we pay your certification fees! ECS Limited is offering a unique opportunity for a talented Construction Materials Testing (CMT) Soils Laboratory Technician to join our Oklahoma City team. We offer opportunities for growth in this role with additional incentives as you earn your certifications. No prior experience is needed, as you'll work under the guidance of experienced professionals to learn to safely perform a variety of tasks in our concrete and soils laboratories.

Responsibilities

• Performs basic laboratory tests on soil and construction material samples under supervision
• Assists with sample preparation and testing procedures
• Compiles test results, data input, data processing, and other administrative duties
• Performs soils laboratory testing including but not limited to, under supervision:
  • Atterberg limits
  • Gradation analyses
  • Swell testing
  • Moisture content testing
  • Visual classifications (begin to learn)
  • Unconfined compressive strength testing of soil and rock
  • Standard and modified proctor testing
• Assists in maintaining a clean and organized laboratory environment
• Supports calibration and maintenance of laboratory equipment
• Maintains calibration records and documentation in accordance with QA/QC and accreditation requirements
• Notifies supervisors of damaged or missing equipment
• Assists with additional laboratory functions and occasional fieldwork as needed

Required Qualifications

• 0 years of related experience
• High school diploma or GED required
• Obtain lab certifications applicable to the lab work performed as per the ECS Technician Certification Policy
  • If work is performed in both soils and concrete labs, certifications are required for both laboratories
• If driving for or on behalf of any ECS subsidiary, a valid driver's license is required
• Strong communication and basic math skills
• Attention to detail and accuracy in data recording
• Dependable, self-motivated, and responsible work ethic
• Ability to follow directions and work under close supervision
• Basic computer proficiency, including Microsoft Word and Excel
• Ability to lift up to 50 pounds multiple times per day

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

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 3,00 employees in 100+ 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: www.ecslimited.com.

ECS is an Equal Opportunity Employer. To learn more, click here.