1. Energy careers
  2. Operators
  3. Drilling Fluids Representative

Drilling Fluids Representative

NOC #83101

  • Environment Primarily outdoor work
  • Education Post-secondary degree
  • Average salary $74,000 to $160,000

Career profile

Drilling fluids representatives work alongside the drilling crew to ensure that the drilling fluid used on a well site meets required specifications for the type of well in development and is compatible with the formations being drilled. They also provide guidance in the event of issues.

Drilling fluids representatives ensure that the proper materials are supplied as needed. They may be required to undertake the activities of an on-site drilling fluids specialist, which requires strong knowledge of drilling fluids and their properties. This occupation is commonly referred to as the mud man.

Drilling fluids representatives test fluids throughout an operation to ensure compliance with specifications and maintain and calibrate the necessary test equipment. They advise crews on the safe handling and use of drilling fluids and provide expert advice on the proper disposal of waste fluids. They may also coordinate with solids control technicians to ensure that drilling fluids are being properly cleaned for re-use.

Oil and gas services, Offshore

In this occupation activities may include:

  • Performing well-site analyses of all drilling fluid parameters required by the client or operating company
  • Recording any fluids lost or increases in volumes of the products used in drilling * Recognizing drilling problems and proposing solutions
  • Demonstrating a strong knowledge of the drilling process and drilling fluids
  • Ensuring that all drilling fluid test equipment is well maintained and regularly calibrated
  • Ensuring clean mud at the proper viscosity is provided for drilling


  • A post-secondary degree in a science or engineering discipline is typically required, although less formal education with 8-10 years of drilling experience may also be acceptable.


  • Standard and emergency first aid
  • H2S Alive


Class 5 driver’s licence and a clean driving record

  • Minimal or no travel
  • Shiftwork/variable work hours
  • Primarily outdoor work
  • Physical work
  • Safety-sensitive environment
  • Work away from home/in camps

You have strong communication skills to deal with clients and colleagues. You are a great listener and problem-solver.

  • Active listening
  • Chemistry
  • Mathematics
  • Computer use
  • Attention to detail
  • Quality control analysis
  • Complex problem solving
  • Judgment and decision making
  • Troubleshooting
  • Document use