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Subsea Supervisor (MUX) - Nigerian Nationals At Transocean Offshore Deepwater Drilling Inc

Date Posted: 11/Jun/2014
Deadline: Not Specified

Subsea Supervisor (MUX) - Nigerian Nationals

Job description

Job Description


  • Reports to the Maintenance Supervisor/Senior Maintenance Supervisor or Senior Subsea Supervisor


  • Assistant Subsea Supervisor and Subsea Trainee


  • Offshore location


  • High school diploma or equivalent. Work experience and demonstrated ability of oral and written communication may be substituted in lieu of formal education
  • Minimum of one year experience working with a Multiplex system
  • Valid medical examination and vaccination certificates
  • Knowledge of all technical calculations required for the subsea operation of the drilling unit and basic computer skills
  • Supervise the maintenance and repair of all subsea BOP and riser systems, Multiplex electro-hydraulic control systems, and all associated surface equipment and systems



  • Maintain the Blow Out Preventer (BOP), Diverter, and associated subsea equipment in accordance with the Rig Maintenance System (RMS) guidelines
  • Operate and pressure test the BOP on the surface and on the seabed as required
  • Direct the deck and drill crews in the running and recovery of the BOP and Marine Riser equipment
  • Direct the assembly, installation, and nippling down of the BOP and all well control equipment as required
  • Operate, maintain and repair the subsea BOP control system, i.e. surface BOP or multiplex electro-hydraulic control systems
  • Operate, maintain and test hydraulic connectors. Maintain BOP handling equipment, testing equipment and wellhead equipment
  • Operate and service the bridge cranes and related hoisting equipment. Ensure that the drill string compensator is serviced as required
  • Ensure that the riser pipe system is serviced and tested as required. Operate and maintain the diverter system and the running and handling tools
  • Assist in running/testing the wellhead, casing hangers and seal assemblies. Operate and maintain wellhead running/retrieval test tools
  • Ensure that the required riser tensioning pressure is set to comply with the mud weight in use. Monitor and maintain the riser guideline and pod line tensioners
  • Maintain accurate daily log sheets relevant to the subsea equipment. Maintain records of BOP and associated equipment tests
  • Maintain records of inspection and certification of subsea equipment
  • Ensure that an adequate supply of spares is maintained to fulfill maintenance requirements and facilitate a safe and efficient operation
  • Maintain records of ton-miles on wire ropes. Slip and cut according to the agreed program
  • Ensure that Supervisor is informed of any issues relating to the subsea equipment that may affect the safe and efficient running of operations
  • Ensure that the permit to work system is in place and followed
  • Liaise with the marine department prior to moving the BOP and marine riser package in consideration of the rig’s stability
  • Assist in supplying information for maintenance and repair budget
  • Assist in communicating equipment problems or breakdown with Field Support group and equipment vendor


  • Participate in THINK and START
  • Ensure subordinate personnel are properly trained to perform START observations and monitoring
  • Call a Time Out for Safety (TOFS) whenever an unplanned hazard or a change in the expected results is observed
  • Demonstrate commitment to Company safety policies through leadership and guidance
  • Ensure compliance with regulatory requirements for environmental protection
  • Actively participate in weekly safety meetings and pre-tour meetings as required
  • Report any incidents, potential hazards or abnormal situations to the Supervisor and other department heads
  • Ensure that a high standard of hygiene and housekeeping is maintained onboard the rig


  • Meet the training requirements according to the applicable training matrix
  • Participate fully in the annual performance appraisal process
  • Mentor, develop and train crew members to ensure that they are competent to work at their next job level
  • Ensure that all subordinates have the necessary skills and experience to fulfill their assigned tasks in a safe and efficient manner
  • Recommend promotion or disciplinary action up to and including discharge
  • Maintain discipline onboard and ensure compliance with Company disciplinary procedures

Note: The above is not a complete list of duties but a guide, as tasks and objectives can change depending on needs. 



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