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Geotechnical Drilling Assistant

Twin Ports Testing
Duluth, MN Full Time
POSTED ON 4/13/2026
AVAILABLE BEFORE 6/8/2026

Full job description

Twin Ports Testing is seeking a geotechnical drilling assistant to join our Duluth, MN office.

The Drilling Assistant has primary responsibility for performing subsurface investigations for geotechnical and environmental purposes. A subsurface investigation can involve collecting soil, rock, groundwater samples, and logging the field data. These investigations take place over a wide variety of terrain, conditions, and weather. The Drilling Assistant will assist the Crew Chief in all aspects of the drilling operation and is expected to eventually gain the experience necessary to perform all the duties of a Crew Chief.

Responsibilities

  • Assists the Crew Chief in all aspects of drilling operation, while gaining the experience necessary to work with minimal direction.
  • Assists in the collection of field samples and data.
  • Returns field samples and data, organized and completed to the Project Manager.
  • Responsible for maintaining tooling, equipment, and vehicles.
  • Assists the Crew Chief with trouble shooting mechanical problems and perform the required repairs.
  • Use required and approved personal protective equipment (PPE) while performing all functions.
  • Responsible for promoting, communicating, and adhering to safe work practices.
  • Responsible for completing all required paperwork and training in a timely manner.
  • Operate Vehicles in a safe and lawful manner.
  • Maintain necessary compliance documentation relating to the operation of commercial motor vehicles.

Required Experience and Qualifications:

  • Prior geotechnical drilling experience is preferred, but not required
  • Strong technical and mechanical aptitude
  • Ability to diagnose mechanical problems and perform necessary repairs.
  • Ability to communicate effectively and professionally with co-workers, customers, and supervisors, while fostering a collaborative and engaging work environment
  • Strong organizational skills, attention to detail and ability to multi-task
  • Ability to problem solve and work in a dynamic work environment with ambiguity and changing priorities.
  • Ability to read, write and comprehend simple instructions, short correspondence, and memos in English.
  • Dependable, the ability to maintain reliable attendance and work a full-time schedule which sometimes includes weekend and night work
  • Must be available for travel up to 60%, occasionally on short notice
  • Ability to work outdoors, in a field / construction work setting, in all types of weather conditions and terrain
  • High School Diploma or equivalent is preferred
  • Ability to lift 50 lbs on a regular basis, 75lbs occasionally
  • A valid drivers license and acceptable driving record
  • The ability to obtain a CDL license within 90 days is preferred, with company paid training and instruction
  • Ability to pass a driving / road test
  • Ability to pass a pre employment drug screen, criminal background check and motor vehicle record check

Compensation Range:

$25-29 per hour

Pay: $25.00 - $29.00 per hour

Benefits:

  • 401(k)
  • 401(k) matching
  • Cell phone reimbursement
  • Dental insurance
  • Opportunities for advancement
  • Paid time off
  • Paid training
  • Relocation assistance

Work Location: In person

Salary : $25 - $29

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