Senior Construction Materials Field Technician

ECS Group of Companies; Tulsa (OK); On-site; USD 45,000 - 60,000; Full time

Job summary

ECS Group of Companies is seeking a talented Construction Materials Testing (CMT) Senior Field Technician I for our Tulsa team. Join a collaborative environment with project management professionals to safely perform a variety of field services tasks and further develop your CMT skills.

You will perform field tests on soils, aggregates, concrete, and related materials, with opportunities for certification and career growth as you gain experience and advance your skills within our testing

Qualifications

• 2 years of related field experience
• High school diploma or GED required
• Maintain basic certifications and two advanced certifications applicable to the work performed
• General OSHA 10 may be required
• Valid driver’s license if driving for ECS subsidiary
• Ability to read and interpret engineering plans/specifications
• Ability to lift equipment and materials up to ~85 lbs
• Ability to work independently and lead small field efforts

Responsibilities

• Perform field observation, testing, sampling, and inspection of soils, aggregates, concrete, masonry, asphalt, structural steel, and related materials
• Execute testing activities on projects of moderate complexity with minimal supervision
• Communicate daily with contractors, technicians, and project managers
• Report changing site conditions and additional testing needs to supervisors
• Prepare accurate daily field reports documenting site conditions and results
• Perform calculations, data reduction, and documentation tasks
• Maintain and organize field equipment and testing materials
• Assist in resolving field-related issues and supporting project execution
• Train and mentor Technician I and II staff in field procedures and documentation
• Participate in project meetings with senior staff as requested
• Perform other field and project support duties as assigned

Skills

Strong math/data reduction

Excellent communication

Read/interpret plans & specs

Lead small field efforts

Detail oriented

Dependable/self-motivated

Electronic devices/data systems

Construction practices knowledge

Education

High school diploma or GED

Two advanced certifications applicable to field work

Tools

NA

Job description

ECS Limited is offering a unique opportunity for a talented and certified Construction Materials Testing (CMT) Senior Field Technician I to join our Tulsa team. We offer opportunities for professional development with additional incentives as you advance your skills and gain experience. In this role, you'll continue to collaborate and develop with experienced project management professionals to safely perform a variety of tasks in Field Services department.

Responsibilities

• Performs field observation, testing, sampling, and inspection of soils, aggregates, concrete, masonry, asphalt, structural steel, and related materials
• Executes testing activities on projects of moderate complexity with minimal supervision
• Communicates daily with contractors, technicians, and project managers
• Reports changing site conditions and additional testing needs to supervisors
• Prepares accurate and detailed daily field reports documenting site conditions and results
• Performs calculations, data reduction, and documentation tasks
• Maintains and organizes field equipment and testing materials
• Assists in resolving field-related issues and supports project execution
• Trains and mentors Technician I and Technician II staff in field procedures and documentation
• Participates in project meetings with senior staff as requested
• Performs other field and project support duties as assigned

Career Development

As Your Experience Grows, ECS Will

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

Required Qualifications

• 2 years of related experience
• High school diploma or GED required
• Maintain basic certifications and two advanced certifications applicable to the work performed as per the ECS Technician Certification Policy
• General industry OSHA 10 may be required
• If driving for or on behalf of any ECS subsidiary, a valid driver's license is required
• Excellent communication skills (verbal and written)
• Dependable, self-motivated, and detail-oriented
• Advanced knowledge of construction materials testing principles and standards
• Strong understanding of construction practices and jobsite operations
• Advanced proficiency with electronic devices and data systems
• Strong math and data reduction skills
• Ability to read and interpret engineering plans and specifications
• Ability to work independently and lead small efforts in the field
• Ability to lift equipment and materials regularly (up to ~85 lbs)
• Must have the ability to safely operate a motor vehicle and follow all local and state laws, road/driving regulations, and company policies

Military Qualifications

• The following US Military ranks will qualify for this position IF they also meet the education, certification, and licenses requirements from the above section titled "Required Qualifications":
• E-4/E-5

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: www.ecslimited.com.

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