Job Definitions beginning with D:
Deck Utility Hand = Responsible for the basic and manual labour on deck, such as cleaning and the maintenance of facilities and/or assisting others in the manual labour needed.
Derrick-Hand = see Derrickman Continued below
Derrickman = person responsible for the fine operation and general maintenance of the mud, and mud pumps and other machines used in the pump room; also assists the Roughnecks on drill floor when required climb up the drilling tower and help with racking the drill pipe, which is removed from the drill hole.
Directional Driller = Person who is responsible for the implementation of directional wells at the rigsite; also, is involved with Well Engineering, design and operations in Well Proposals, Well Execution, Anti-collision, Survey Management, Torque and Drag analysis and hydraulics; also, trains junior engineers; also, is involved in safety and operational plans.
Directional Drilling Supervisor = Also see Directional Driller. Person who oversees and supervises all drilling and workover operations.
Development Engineer = Person who ensures that all development activities comply with regulatory standards, change processes, risk assessments and all relating studies and/or processes.
DP Navigator = Person who judges the DP (Dynamic Positioning) system and ensures there is enough redundancy during the DP operations.
DP Systems Engineer = Person who analyses the DP (Dynamic Positioning) system and ensures that the system is efficient and able to conduct it's tasks correctly; ensuring that all staff are well trained and able to manage and run the system and that any improvements needed to the system or the staff are executed.
Document Controller = Person who receives all engineering or other documents from lead engineers and relevant parties, coordinates and controls such documents, and distributes them according to the necessary electronic or paper processes.
Driller = person having a sound technical background and drill experience, knowledge of well pressure systems and drilling fluids, operating the drill equipment that creates the hole.
Drilling Engineer = person who develops, plans, costs, schedules and supervises the operations necessary to the process of drilling oil and gas wells, from initial well design to testing, completion and abandonment; a drilling engineer can be employed on land, on offshore platforms or on mobile drilling units, either by the operating oil company, a specialist drilling contractor or a service company.
Drilling Fluids Engineer = see Mud Engineer
Drilling \ Workover Engineer = see Workover Engineer
Drilling Manager = Person who has overall responsibility of the necessary deliverables, planning and operations in the drilling program through managing the necessary staff and departments, as well as managing third party contractors.
Drilling Rig Supervisor = Person who is responsible for day-to-day on site planning and execution of drilling and rig completion activities; also, is responsible in implementing all the necessary company policies and safety procedures, as well as environmental protection, within all the drilling operations.
Drilling Logistics Coordinator = Person responsible for coordinating and arranging the logistical processes involved in the drilling operations; including the need for procurement, spares and supply.
Drilling Supervisor = See Toolpusher (also known as the Drilling Superintendent)
Drilling Superintendent – see Toolpusher
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