Senior Construction Materials Lab Technician

ECS Southwest, LLP; El Paso (TX); On-site; USD 52,000 - 72,000; Full time

Job summary

ECS Group of Companies is seeking a certified Construction Materials Testing (CMT) Senior Laboratory Technician I to join our El Paso laboratories. You will perform concrete and soils testing, analyze data, and prepare summaries under supervision, contributing to QA/QC and accreditation compliance.

Ideal candidates have a high school diploma or GED, 2 years related experience, and relevant certifications. The role emphasizes accuracy, safety, and collaboration with senior staff and field teams.

Qualifications

• High school diploma or GED required.
• 2 years of related experience.
• Certification: basic plus one additional certification as per ECS policy.
• Valid driver's license if driving for ECS subsidiary.
• Proficiency with ASTM testing standards.
• Experience with laboratory software (Breakpro or Keylab).
• Ability to lift up to 50 pounds multiple times per day.

Responsibilities

• Performs laboratory testing on construction material samples.
• Applies standard and advanced testing procedures per methods (ASTM).
• Interprets test data and prepares summaries or reports under supervision.
• Calculations and data reduction for test results.
• Maintains a clean, QA/QC compliant laboratory and equipment.
• Trains and mentors junior staff; supports audits and fieldwork as needed.

Skills

Strong communication

Basic math skills

Attention to detail

Dependable, self-motivated

Team collaboration

Tools

Laboratory equipment & testing methods

Lab software (Breakpro/Keylab)

MS Word & Excel

Job description

ECS Group of Companies is seeking a certified Construction Materials Testing (CMT) Senior Laboratory Technician I to join our El Paso laboratories. You will perform concrete and soils testing, analyze data, and prepare summaries under supervision, contributing to QA/QC and accreditation compliance.

Ideal candidates have a high school diploma or GED, 2 years related experience, and relevant certifications. The role emphasizes accuracy, safety, and collaboration with senior staff and field teams.