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Driller Job Description | Knowledge & Responsibilities

This Driller job description article defines and regulates the powers, functional and official duties, rights, and responsibilities of the driller of production and exploration oil and gas wells to help in building a resume.

Driller Job General Responsibilities

The driller is mainly responsible for the following:

  • Firstly, timely and high-quality performance of tasks for their intended purpose;
  • Secondly, compliance with performance and labor discipline;
  • Thirdly, compliance with labor safety measures, maintaining order, and compliance with fire safety rules at the assigned work site (workplace).

The Driller Should Have Knowledge of The Following Items

Driller Job Description
Driller View
  • Current rules and instructions on technology, technique, and organization of production.
  • Basic information on the geology of deposits and technology for the extraction of oil, gas, thermal, iodine-bromine waters, and other minerals.
  • The geological and technical outfit and regime and technological map.
  • Geological section of the drilled area, information about the well design.
    Modes of drilling operations in offshore conditions.
  • Purpose, design, and technical characteristics of drilling and power equipment, air defense systems, automatic mechanisms, and safety devices.
  • Installation of electric drills and turbodrills.
  • Ways to eliminate possible malfunctions of the turbodrill, electric drill, and current lead.
  • Design and purpose of the tools and devices used, methods of lowering and orienting pipes, electric drills, and turbodrills with drilling diverters for directional and horizontal drilling of wells
  • Physicochemical properties of drilling fluids and chemical reagents for the preparation and treatment of drilling fluid, methods for its preparation, recovery, and reuse.
  • Ways to control parameters and ways to reduce the consumption of weighting agents and chemical reagents.
  • Standard sizes and principles of rational use of the bits used.
  • Causes of accidents and complications during well-drilling measures to prevent and eliminate them.
  • Permissible loads on the equipment used.
  • Design, purpose, and use of fishing tools.
  • Type, dimensions, thread markings, strength characteristics of the casing, drill pipes, and tubing.
  • Requirements for well preparation for casing running and cementing.
  • Methods and means of protecting the productive horizon from pollution during drilling and during cementing of strings.
  • Also, Driller’s job description includes knowledge of well-cementing technology and conditions that ensure the quality of cementing and the tightness of the casing strings.
  • Consumption rates of the materials used.
  • Appointment, and arrangement of formation testers, packers of various designs.
  • Technical requirements for preparing wells for running formation testers and conducting geophysical surveys.
  • Piping diagrams and designs of sealing devices.
  • Technology and methods of work on the development of production and testing of exploration wells.
  • Arrangement and use of ground equipment for flowing and pumping wells.
  • Surface and underwater equipment, measures to be taken in the event of storms in working conditions in the waters.
  • Rules for rejection of working tools, used instrumentation, and safety devices.
  • Special safety rules when working in fields containing hydrogen sulfide.
  • Orders, orders, and other guiding documents ensure labor safety when drilling wells. Charter of service on sea vessels.

Driller Job Responsibilities Description For Resume

  • Performing preparatory work prior to drilling.
  • Also, Conduct the technological process of drilling wells for oil, gas, thermal, iodine-bromine waters, and other minerals by deep drilling installations and all related work in accordance with the geological and technical order, the regime, technical map, and technological regulations.
  • Laying and assembly of drilling tools.
  • Lifting and hoisting operations using automatic mechanisms.
  • Execution of works on oriented drilling.
  • Management of work on the preparation, weighing, and chemical treatment of drilling fluids.
  • Monitoring compliance with the parameters of the drilling mud and the operation of the mud cleaning system during drilling.
  • Wellhead equipment with blowout preventers, use of blowout preventers in case of emergency.
  • The driller Job Description for resume includes his responsibility for Killing gas and oil wells.
  • Well control in case of gas-oil-water kicks.
  • Operational control over the technical condition of the surface and underground drilling equipment & tools.
  • Checking the operation of instrumentation, automatic devices, and safety devices, the condition of blowout equipment.
  • Preparation of wells for geophysical surveys and participation in their implementation.
  • Elimination of complications and accidents during well drilling.
  • Preparing the well for running formation testing equipment and participating in formation testing.
  • A sampling of coring in a given mode with all types of coring projectiles.
  • Preparation of wells and equipment for running casing pipes.
  • Management of casing pipe laying down and gauging, casing running into the well.
  • In addition to that, participation in works on primary cementing, stage cementing of casing strings, installation of cement plugs, and testing of strings for tightness.
  • Execution of work on the development of production wells, and testing of exploration wells.
  • Completion of final work on the well.
  • Preparation of drilling equipment for transportation between locations.
  • Participation in preventive maintenance of drilling equipment, installation, dismantling, and transportation of the drilling rig while the crew moves with their rig.
  • Maintaining primary documentation on the drilling mode and parameters of the drilling fluid.
  • When drilling offshore wells from floating drilling rigs, participation in the installation and operation of a complex of subsea blowout preventive equipment:
    • Firstly, Preparation before launching the air defense system or before running the air defense system at the wellhead – a hydraulic power unit with the main control panel;
    • Secondly, Driller’s control panel;
    • Thirdly, Remote control;
    • Fourthly, Control panels for multi-channel hose reels;
    • Fifthly, the Control panel for the auxiliary hose reel;
    • Sixthly, Choke manifold control panel;
    • Seventhly, Remote control throttle;
    • Eighthly, the Ship unit of the emergency acoustic preventer control system;
    • Ninthly, the Wellhead connector block;
    • Tenthly, the Blowout preventer of the riser tension system;
    • Eleventhly, Control systems for guide ropes; diverters.
  • Driller Job Description For Resume includes also participation in the test for the tightness of the components of the air defense system when it is on test bollards when it passes on the shutters of the mine opening; in pressure testing of the air defense system at the stand for operating pressure, functional testing of the air defense system at the stand:
    • Firstly, stage I – checking the operation of all functions for both control systems from the driller’s console;
    • Secondly, stage II – from the auxiliary console in the drilling foreman’s station;
    • Thirdly, stage III – from the control panels of the reels of the multichannel hose with monitoring of the compliance of the triggered functions on the BOP Stack;
    • Fourthly, stage IV – checking all functions of the emergency acoustic control system of the preventer from the ship’s acoustic system control unit and a portable sensor.
  • Participation in hydraulic testing of the BOP after docking the BOP with the casing head, after cementing the casing.
  • Monthly check of the position of choke manifold valves and adjustable chokes, remote control of the chock, as well as checking the position of the valves of the killing and chocking lines, BOPs, control of the BOP accumulator charging pressure, air pressure, pilot pressure, and control pressure of preventer ram and Annular BOPs on the driller’s control panel.
  • Disconnection from the wellhead in extreme situations is one of the major driller job descriptions:
    • Preparation of the open part of the wellbore for long-term downtime
    • Freeing the wellhead from drill pipes
    • Preparation of riser tension systems for disconnection from the wellhead;
    • dismantling riser expansion joint.
  • Disconnection from the wellhead by the “Emergency disconnection” alarm.
  • Preparation of wells for geophysical surveys and participation in their implementation.
  • Control over the position of the MODU over the wellhead and communication with the dynamic positioning service.
  • Control over the wiring technology in relation to design documentation, the actions of the watch members on the “Outbreak” alarm, the watch members’ observance of instructions during the direct liquidation of gas and oil-water kicks (GNVP), maintaining the air defense system and the corresponding devices in constant readiness.
  • Finally, Fulfillment of the requirements of the geological and technical control service (GTC) for the removal of technological parameters necessary for calculating the well killing, and taking measures to seal the wellhead upon detection of gas-oil fields and upon notification by the geological and technical control service. After each storm sludge of the drilling vessel, participation in the preventive inspection of the drilling rig.


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