Geotechnical Field Technician
Career GuideKey Responsibilities
- Collect soil and rock samples using hand tools and drilling support methods
- Perform field tests such as soil density testing and moisture testing
- Monitor drilling activities and record soil and rock descriptions
- Set up and maintain field testing equipment
- Document site conditions with notes, photos, and location details
- Complete daily field reports and maintain accurate logs
- Follow health and safety rules and use protective equipment correctly
- Coordinate with project managers, drill crews, and laboratory staff
- Transport samples to a lab and maintain proper chain of custody
- Support construction observation tasks such as footing inspections and backfill checks
Top Skills for Success
Field Sampling
Soil Classification
Rock Description
Construction Observation
Equipment Calibration
Report Writing
Attention to Detail
Time Management
Safety Compliance
GPS Data Collection
Communication
Basic Math
Career Progression
Can Lead To
Geotechnical Technician
Field Lead
Geotechnical Laboratory Technician
Construction Materials Testing Technician
Transition Opportunities
Geotechnical Engineer
Engineering Technologist
Field Supervisor
Quality Control Inspector
Project Coordinator
Common Skill Gaps
Often Missing Skills
Consistent Soil LoggingField Test TroubleshootingProfessional Report QualityData Entry AccuracyClient Site CommunicationUnderstanding of Testing Standards
Development SuggestionsBuild repeatable field routines for sampling and logging, ask for feedback on reports, practice troubleshooting common equipment issues, and study the most used testing standards in your region to improve speed and confidence on site.
Salary & Demand
Median Salary Range
Entry Level$40,000 to $52,000
Mid Level$52,000 to $68,000
Senior Level$68,000 to $85,000
Growth Trend
Steady demand, driven by infrastructure upgrades, renewable energy sites, transportation projects, and ongoing construction. Hiring is strongest in regions with heavy civil work and active development.Companies Hiring
Major Employers
TerraconKleinfelderAECOMWSPStantecHDRJacobsTetra TechNV5Intertek
Industry Sectors
Geotechnical engineering consultingConstruction materials testingTransportation infrastructureEnergy and renewablesEnvironmental consultingMining and aggregatesPublic works and municipal projects
Recommended Next Steps
1
Create a one page field portfolio that includes sample logs, report excerpts, and photos of setups2
Earn basic safety credentials commonly requested on job sites3
Practice soil identification and logging using a standard reference guide4
Ask to shadow a senior technician during drilling and foundation observations5
Learn the core field tests used by your employer and document step by step checklists6
Improve reporting speed by using templates and a consistent file naming system