September 9, 2022

Open Job Listings

Wellsite Geologist/Mudlogger Positions in Texas, New Mexico, Wyoming, and North Dakota


Want to compare your potential weekly pay at FGS versus another offer, Click Here

Do you love geology, rocks, the outdoors, and autonomous work? Join the Field Geo Services team!

Field Geo Services is the premier wellsite geology team, with a great deal of activity and growth in the Permian basin (West Texas and Southern New Mexico areas), and additional opportunities in the Rockies/North Dakota Region.

Job description

Wellsite Geologists/ Mudloggers collect rock cuttings and monitor gas on active drilling rigs to create detailed well logs and provide geological information to clients and the drilling team about the well’s status. Additionally, lab and field equipment is rigged up and maintained throughout assignments to provide high quality reports that become historical offsets for future drilling purposes.


  • Bachelor’s in Geology, Earth Science, or related science field ( Prior wellsite mudlogging experience considered in lieu of a degree)
  • Computer and software aptitude, especially MS Office Suite, Excel
  • Basic mechanical skills and minimal electrical knowledge
  • Ability to work 2 to 3 week-long hitches, 12-hour shifts each day
  • Possess strong written and verbal communication skills
  • Valid driver’s license
  • Eligible to work in the United States
  • Field worthy vehicle (high clearance, reliable, 4WD preferred)
  • Ability to pass pre-employment physical, urine analysis and breath alcohol test, as well as random drug screens throughout employment

POSITION DUTIES (included but not limited to):

  • You are the primary collector of data on the wellsite and must knowledgably incorporate gas readings, drilling parameters and lithology into analysis and reports
  • Collect mud samples, clean samples, analyze and record the cuttings for active drilling wells
  • Monitor and maintain gas detection systems (gas chromatograph or Mass spectrometry)
  • Create detailed strip-logs and deliverables for clients
  • Stay onsite in skid-mounted trailers with amenities (Furnished kitchen, laundry, bathroom, shared bedroom room/opposite shift occupancy)
  • Be an integral part of communication chain between wellsite activities and clients
  • Additional duties as assigned

Job details


$40,500.00 – $125,000.00 per year DOE

Want to compare your potential weekly pay at FGS versus another offer, Click Here

Job Type

  • Full-time


  • 12 hour shift
  • Overtime


  • Bonus opportunities
  • Daily Per Diem (nontaxable)
  • Paid bi-weekly
  • Health insurance
  • Dental insurance
  • Vision insurance
  • Life insurance
  • 401(k) matching
  • Flexible spending account
  • Employee assistance program
  • Optional Vehicle Reimbursement Program