Earth Systems provides a wide variety of services including geotechnical engineering, geology and hydrogeology, construction materials testing and inspection, and soils and materials laboratory testing. Earth Systems is founded on our people and has more than 50 years of experience working in communities throughout California. 

Earth Systems is currently seeking a Field Technician at our San Luis Obispo office.

To apply please email resumes to and title your email for the position you are applying for.

Duties and responsibilities

  • 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.
  • Nuclear testing gauge, ACI, ICC, DSA, and AWS certifications preferred.
  • Perform other related duties and responsibilities as assigned.

Desired Skills and Qualifications:

  • Prior experience working in geotechnical environment a plus.
  • Must be familiar with Microsoft programs.
  • Math, analytical, and writing skills are required and must be willing to “learn by doing.”
  • Must have reliable transportation and a clean driving record.

To apply please email resumes to and title your email for the position you are applying for.

Employment conditioned upon satisfactory results of post-offer medical examination, drug and alcohol screening, and motor vehicle report. We offer a competitive salary and benefit plan including medical, vision, life insurance, generous PTO, paid holidays, and 401(k) retirement plan with employer matching.

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.

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