Basic Function :
The GC Tracer Operator is required to provide evaluation of formation and fluid gas signatures to assist the GCT Analyst in providing the Client with real-
time decision making, by collating the GC-Tracer based gas data with LWD, MLS and WLL data. Ensuring that the quality of services supplied conform to Client and regional Weatherford SLS specifications and HS&E standards.
It is the personal responsibility of the GCT Operator to be conversant with current standard operating procedures at all times.
Duties, Responsibilities & Accountabilities :
Assist in the installation, maintenance and calibration of the GCT system and ancillary equipment ensuring that equipment is operated correctly.
Monitoring and evaluation of geological / gas analysis, providing safe and efficient drilling of the well and ensuring immediate, accurate and detailed reporting to the Client Representative
Produce accurate and timely reports and logs, as required by the Client, ensure data confidentiality is maintained, especially in regard to tight hole arrangements.
Confirm reporting procedure with the GCT Senior Operator so that in their absence the appropriate personnel can be informed of any unwarranted changes in gas levels and gas ratios which are of geological or well safety significance
Report and liaise with the Client on an on-going basis with relation to formation and reservoir evaluation.
Maintain accurate up to date records with all relevant information recorded in a clear and legible manner and evaluated both on a real-
time and off-line basis.
Maintain a detailed daily diary (in standard format), recording rig and GCT operations / problems, ensure relevant mud system changes are noted.
Ensure that well logs are kept up to date, including entering geological information when provided by Wellsite Geologists / MLS, and drilling / mud information.
Ensure all necessary documents and records are completed accurately and filed within the GCT Well Data’ folder structure.
Clean the GCT probe at each connection and make frequent mud temperature checks to ensure gas data collected is accurate.
Perform equipment maintenance for the GCT system and ancillary equipment as per standard GCT procedu.res.
Assist the GCT Senior Operator in the routine calibration of sensors and maintaining calibration records to ensure that all equipment is performing to the specified requirements of the Client.
Assist the GCT Senior Operator in updating inventory of spare equipment, consumables and defective or damaged equipment in the logging unit.
Assist the GCT Senior Operator and Service Engineer in rigging up / down and running cables, and installing equipment in a safe and orderly manner, observing rig operations and safety requirements at all times.
Perform equipment troubleshooting according to competency whenever necessary.
Assist the GCT Senior Operator in ensuring that final well reports, plots and logs are completed at TD.
The following illustrates the general responsibilities of a Well Site Geologist with respect to rig site duties
Required Skills :
Good communication skills, a thorough grasp of basic petroleum geology, drilling engineering and excellent computer skills.
Capable of producing quality reports associated with project progress
Be fully proficient in fault finding procedures, diagnosis and relaying of information to technical support department
Education Requirements :
The GCT Operator is required to have : BSc (Hons) Geo Science or Geo Chemistry
ANAX Software Course
Completed GC Tracer Basic Technical Training Course (Level 1 - O)
Completed GC Tracer Hydrocarbon Evaluation and Interpretation (HEI) Course
Completed GC-Tracer : Introduction to Reporting and Interpretation
Required Experience :
The GCT Operator shall have a minimum of three (3) years mudlogging experience within oil industry.