Job Title: Sr. Subsea Mux – Nigeria Nationals
Job ID: 2000792
Location: Lagos, Nigeria
Full/Part Time: Full-Time
Regular/Temporary: Regular
Employer: Transocean Offshore USA Inc
REPORTING: Reports to the Maintenance Supervisor/Chief Engineer or Offshore Installation Manager (OIM).
SUPERVISION: Supervises the Subsea Supervisor, Assistant Subsea and Subsea Trainee.
LOCATION: Offshore location – on units with MUX subsea systems.
PREREQUISITES / QUALIFICATIONS:
• High school diploma or equivalent. Work experience and demonstrated ability of oral and written communications 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.
BASIC FUNCTION: Supervise the maintenance and repair of all subsea BOP and riser systems, Multiplex electro-hydraulic control systems, and all associated surface equipment and systems.
DUTIES AND RESPONSIBILITIES:
Operations/Maintenance:
• Maintain the Blow Out Preventer (BOP), Diverter, and associated subsea equipment in accordance to the Preventive Maintenance System (PMS) 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 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 the drill string compensator is serviced as required.
• Ensure 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 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 an adequate supply of spares is maintained in order to fulfil 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 Supervisor is informed of any issues relating to the subsea equipment, which 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 lieu 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.
• Maintain the Blow Out Preventer (BOP), Diverter, and associated subsea equipment in accordance to the Preventive Maintenance System (PMS) 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 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 the drill string compensator is serviced as required.
• Ensure 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 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 an adequate supply of spares is maintained in order to fulfil 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 Supervisor is informed of any issues relating to the subsea equipment, which 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 lieu 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.
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