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Posted: March 18, 2026 (0 days ago)

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Physical Science Technician (Field Assistant)

Geological Survey

Department of the Interior

Fresh

Location

Salary

$21.94 - $31.72

per hour

Closes

March 24, 2026More DOI jobs →

Job Description

Summary

This job involves working outdoors as a field assistant for the U.S.

Geological Survey, collecting and recording data on geology, water, biology, or land features, and preparing samples for lab analysis.

It's a temporary role lasting up to one year, based in California, and suits people who enjoy hands-on fieldwork and have some experience or education in science.

Good fits include recent college students or those with entry-level technical experience in environmental or scientific support roles.

Key Requirements

  • 9 months of field party experience in collecting geologic, hydrologic, biologic, or topographic data
  • 3 years of sub-professional experience in supporting physical or biological science investigations
  • 3 years of college study (90 semester hours) plus 3 months of lab or field work experience
  • Ability to use surveying instruments and electronic/mechanical tools for field measurements
  • Skills in gathering, recording, and assembling scientific data
  • Temporary appointment not exceeding 1 year or 1,039 hours in a service year
  • Submission of unofficial transcripts if qualifying based on education

Full Job Description

What General Information Do I Need To Know About This Position?

Salary: Moffett Field, CA $24.40 hourly (Step 01) to $31.72 hourly (Step 10); Seattle, WA $21.94 hourly (Step 01) to $28.52 hourly (Step 10); NOTE: First time hires to the Federal Government are typically hired at the Step 01.

Applicants must meet one of the following to qualify at the GG-05 level: Possess 9 months of field party experience. OR Possess 3 years sub-professional experience.

OR Possess 3 years college study (equivalent 90 semester hours/135 quarter hours) plus 3 months of lab or field work experience.

Definitions of Experience: Field Survey Party - Experience with a field survey party includes activity associated with making and recording geologic, hydrologic, biologic, or topographic field observations; collecting geologic, biological, or water samples for laboratory analysis; applying accepted data collection techniques and methods in the performance of field work in support of scientific investigations; and using a variety of surveying instruments and electronic or mechanical instrumentation in the making and recording of field measurements and observations designed to collect data for physical/ biological science investigations.

Only time actually spent in the field can be credited when qualifying individuals under the field party experience option.

Sub-professional Experience - Sub-professional experience is defined as technical work performed in support of field or laboratory investigations relating to the biological sciences, physical sciences, or closely related disciplines which provided basic knowledge or skills in gathering, recording, and assembling scientific or engineering data; using scientific instruments to measure angles, degrees, weights, strengths, intensities, etc.; setting up and operating test apparatus, and manipulating quantitative data.

Experience may include assisting professional employees with such duties as calibrating and operating measuring instruments mixing solutions, making chemical analyses, setting up and operating test apparatus, and compiling and processing scientific data.

Experience as a laboratory mechanic or in a trade or craft may be credited as experience when the work was performed in close association with physical or biological scientists or other technical personnel and provided a good working knowledge of appropriate scientific principles, methods, and techniques.

Professional Experience - Professional work experience in the physical and biological sciences may be credited in lieu of or in conjunction with sub-professional experience as defined above.

Please note that if qualifying based on education; unofficial transcripts MUST be submitted as part of the application in order to receive consideration.

You must meet all qualification and eligibility requirements for the position by the closing date of the announcement.

Resume Length: Resumes must not exceed two single-sided pages and resumes longer than two pages will not be accepted. The minimum font size is 10-point for all body text.

Headers may be slightly larger but must remain legible. All resumes must maintain a minimum 0.5-inch margins on all sides to ensure readability and prevent excessive content compression.

Including supplemental pages or attachments disguised as resume extensions are prohibited and will not be reviewed to determine your eligibility/qualifications. Major Duties:

Duration of Appointment: This is a temporary excepted service position not-to-exceed 1 year but may be extended without further competition. Employment may not exceed 1,039 hours in a service year.

All qualified applicants, with or without Federal status may apply and be considered. Appointment to this position, however, will not convey permanent status in the Federal service.

As a(n) Physical Science Technician (Field Assistant) within the Southwest Region, some of your specific duties will include: Collects and prepares field data for a variety of project types Operates or assists in the operation of data collection stations Monitors and evaluates conditions in assigned areas Prepares sediment and rock samples for physical or chemical analysis Performs chemical analyses and physical measurements of samples applying various techniques to a wide variety of materials May operate a government motor vehicle or boat as an incidental driver Physical Demands: Laboratory work requires prolonged periods of standing and manual dexterity to operate equipment.

Field work requires moderate to strenuous outdoor activities such as hiking, digging, lifting, and driving a vehicle.

Work is physically demanding and includes walking, bending, climbing, and lifting of equipment and/or carrying samples up to 100 pounds when in the field, sometimes during adverse weather conditions.

Work Environment: Field work involves moderate risks and discomforts, exposure to conditions such as rain, cold/hot weather, and rapidly running or icy streams and rivers.

Laboratory work involves exposure to moderate risks or discomforts such as high levels of noise and vibration, dust, grease, exposed moving parts of machinery, or irritant fumes and chemicals.

Work requires protective clothing, gear, and observance of safety precautions.

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Posted on USAJOBS: 3/18/2026 | Added to FreshGovJobs: 3/18/2026

Source: USAJOBS | ID: USGS-RES-26-12911009-FA-AKS