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Geotechnical Field/Lab Technician (Pasadena)

EARTH SYSTEMS PACIFIC
Pasadena, CA Full Time
POSTED ON 9/21/2025 CLOSED ON 11/20/2025

What are the responsibilities and job description for the Geotechnical Field/Lab Technician (Pasadena) position at EARTH SYSTEMS PACIFIC?

Description

Earth Systems: Your Trusted Partner in Geotechnical Excellence

With a rich history of providing a full spectrum of geotechnical, geology, environmental consulting, materials testing, and special inspection services since 1969, Earth Systems is deeply rooted within our communities. Our foundation is our people. We embrace our diverse staff of highly skilled professionals who have a wide range of backgrounds, experience, and talents. At each of our 10 offices throughout California, we foster a collaborative teamwork environment and empower our team with the freedom to steer their projects and career paths. 


“If you want to better your situation, join Earth Systems. The company that cares. I love my job and the people are amazing!” – Manny, Field Technician


Step into a position where your passion and expertise can thrive and see why our average employee tenure is over 11 years!


Earth Systems is currently seeking a Geotechnical Field / Lab ­­­­­­­­­­­­­­­­­­­­­­­Technician at our Pasadena, CA office.


Essential Duties and Responsibilities:

  • Perform routine laboratory, field and soils tests including but not limited to maximum density, moisture, plasticity index, grain size analysis, direct shear, and other various soil tests.
  • Perform routine laboratory tests on construction materials such as concrete, masonry, and steel.
  • Record laboratory or field data on standard forms.
  • Perform computations, plots data, digitize data.
  • Perform equipment calibration.
  • Perform routine maintenance of equipment and inventory.
  • Uses CCRL/AMRL qualitative control references.
  • Maintains a clean and orderly laboratory environment adhering to safety protocols and procedures.
  • Maintains laboratory records and assigns tracking numbers for sample quality control.
  • Fieldwork related to soils engineering and construction, including compaction testing of soils, aggregates, and asphalt
  • Observation of grading activities and foundation construction, identification and sampling of construction materials, and special  inspection of concrete, masonry, and steel.
  • Record field data and prepare daily field reports and formal reports in accordance with Earth Systems’ report protocols and procedures.
  • Collaborate with engineers and project managers to ensure project specifications are met.
  • Ensure compliance with safety regulations and industry standards.
  • Assists in the coordination of field and laboratory work
  • Operate and maintain field testing equipment, perform troubleshooting, and maintain calibration of equipment
  • Demonstrate the company's safety behaviors by following safety protocols and promoting a safety culture among team members.
  • Perform other related duties and responsibilities as assigned


Skills and Qualifications:

  • Minimum 1-3 years’ experience working in a geotechnical environment required.
  • High School Diploma or equivalent.
  • B.S. in Geology, Civil Engineering, or Environmental Science preferred, but not required 
  • ACI certifications: Concrete Strength Testing Technician and Concrete-Field Testing Technician. Preferred but not required 
  • NICET: Construction Materials Testing: Asphalt, Concrete, Soils. Preferred but not required
  • Caltrans: Soils and Aggregate. Preferred but not required
  • Nuclear gauge certification and ICC Soils Special Inspector required.
  • Los Angeles Deputy Grading Inspector. Preferred but not required
  • ACI, ICC, DSA, and AWS certifications. Preferred but not required
  • Must be familiar with Microsoft programs.
  • Math, analytical, and writing skills are required and must be willing to “learn by doing.”
  • Excellent communication and teamwork abilities
  • Must have reliable transportation and a clean driving record.


What we offer

  • Competitive salary 
  • Bundled Medical/Vision/Dental Plan options (including a 100% Employer Paid plan option & up to 50% dependent paid)
  • Employer sponsored life and AD&D coverage 
  • Employer sponsored long-term disability insurance
  • Generous PTO 
  • Paid holidays
  • Employee Assistance Program
  • 401(k) retirement plan with employer matching
  • Flexible Spending Accounts
  • Health Savings Account
  • License/Certification and continuing education reimbursement

Join us at Earth Systems and be a part of a team that values excellence in geotechnical engineering!

The expected pay range for this position is $22-35 per hour. Exact rate is dependent on several factors such as experience, skills, education/certifications, and geographic location.


Employment conditioned upon completing a post-offer background check, review of motor vehicle records, drug screening and medical evaluation appropriate to the position.


Earth Systems is an Equal Opportunity/Affirmative Action Employer.


Earth Systems provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Salary : $22 - $35

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