Internship Subsurface (Reservoir Engineering), Q3/Q4, 2024 Intake


Petrofac is a leading international service provider to the energy industry, with a diverse client portfolio including many of the world’s leading energy companies. 


We design, build, manage and maintain infrastructure for our clients. We recruit, reward, and develop our people based on merit regardless of race, nationality, religion, gender, age, sexual orientation, marital status or disability. We value our people and treat everyone who works for or with Petrofac fairly and without discrimination.  


The world is re-thinking its energy supply and energy security needs, planning for a phased transition to alternative energy sources. We are here to help our clients meet these evolving energy needs.  


This is an exciting time to join us on this journey.    



Are you ready to bring the right energy to Petrofac and help us deliver a better future for everyone?  



**Please provide us the supporting letter from university/ college stated on the duration of the internship. 




Involvement on the possible projects which are related to Reservoir Management & Surveillance:

  • PM304: Carry out well & reservoir analysis using OFM database software. Scope includes QC-ing of input, creating functions & variables for DCA analysis, bubble maps and standardisation of plots for Cendor, East Cendor, West Desaru and Irama production performance analysis.

  • East Cendor/ Irama: Prepare MBAL input and develop a multi-reservoir model to simulate production/injection performance.

  • PM304: Consolidation of well test database followed by nodal analysis through PROSPER application to validate well tests and propose well optimization.

  • PM304: Preparation of production data input to develop daily production losses identification, monitoring, reporting and proposal for production optimization.

  • PM304: Prepare ODU (Online Data Uploader) submission to PETRONAS. Scope includes data QC, tracking of progress, loading of data, ensuring quality submission for PM304 fields.

Actual project(s) will be assigned based on the candidate’s competency as well as business needs.


  • Applicants must have a minimum CGPA of 3.3 or above to be eligible for the internship.

  • Familiarity with and ability to apply basic petroleum engineering principles.

  • Working knowledge of Microsoft Office suites (Excel, Word & Power Point).

  • Experience with industry standard software such as MBAL (material balance), Prosper (well modelling), Saphir (well test analysis), and OFM will be an advantage.


  • Must be proactive & resourceful.
  • Must be able to follow instructions and ask questions when in doubt (good communication skills).

  • Be able to work effectively with good time management.

  • Able to present ideas/deliverables in a concise and clear manner during technical presentations.


Additional Information

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