Senior Staff Reservoir Engineer – Careers


About Us

Santos provides reliable, affordable energy for progress and seeks to provide lower carbon energy over time.

Santos is a global energy company with operations across Australia, Papua New Guinea, Timor-Leste and the United States.

At Santos, our goal is to be a global leader in the energy evolution to low-carbon fuels that help the world decarbonise and continue to provide the reliable, affordable energy the world needs for modern life and human progress.

Santos is an important Australian domestic gas supplier and LNG supplier in Asia. We are committed to supplying critical fuels such as oil and gas, and abating emissions through carbon capture and storage, energy efficiency projects, use of renewables in our operations and high-quality offsets. Santos will also seek to develop low-carbon fuels as customer demand evolves.

For 70 years, Santos has been working in partnership with local communities, providing jobs and business opportunities, safely developing natural gas resources and from there powering industries and households.

Santos seeks to deliver long-term value to shareholders through our diverse portfolio of high-quality, long-life, low-cost oil and gas assets, carbon storage resources and infrastructure. 

The Santos portfolio is value accretive and resilient across a range of decarbonisation scenarios. Santos has a climate transition action plan that will continue to evolve for the global energy evolution.

Santos has a regional operating model with a strong local focus. The Company’s operating structure comprises three regional business units focused on enabling and executing corporate strategy. Two divisions – Santos Energy Solutions and Santos Upstream Gas and Liquids – are accountable for global portfolio management and strategy.


About the Role

An excellent opportunity has arisen for a skilled Senior Staff Reservoir Engineer to join Santos’ Subsurface team based in Brisbane. Reporting to the Subsurface Team Leader, you will analyse field and well production performance information to help support future development drilling opportunities and reservoir management activities.  The team is focused on coal seam gas developments in the Surat, Bowen and Gunnedah Basins, along with emerging tight sand/deep coal plays in the Bowen Basin.

Key Accountabilities:

  • Provide reservoir engineering analysis of field and well production data and pressure information.
  • Provide reservoir engineering input into the next tranche of field development projects using appropriate reservoir models (analytical and dynamic) to determine optimal well spacing, type curves and production forecasts. 
  • Work closely with development geologists and geophysicists within the team to fully integrate G&G with RE technical work.
  • Maintain and develop appropriate reservoir models to provide gas and water production forecasts for various business processes.
  • Ensure annual reservoir data gathering programmes are completed as required.
  • Identify in-wellbore opportunities to optimise production from existing wells and to review poor well performance to identify reasons for poor performance and develop remedial action plans.
  • Identify and build well hopper inventory in “Development Ready” areas.  
  • Ensure all subsurface technical work is appropriately assured through formal and informal technical reviews both internally and externally (JV).
  • Keep up to date with new technology in Petroleum/Reservoir Engineering and any other related fields. Where appropriate, develop, justify and implement the use of new and innovative technology.
  • Mentor/coach junior staff in the fundamentals of reservoir engineering, reservoir management and reservoir modelling.
  • Act as a focal point, liaising with the Head of Reservoir Engineering on cohort development and technical excellence.

About You

To be successful in this role, you will be a Degree qualified subsurface professional (petroleum/reservoir engineering) with relevant work/industry experience and demonstrated history of collaboration in a subsurface team environment. In addition, you must also be able to demonstrate the following skills/experience:

  • Significant reservoir engineering technical experience across appraisal, development and operations phases of field life.
  • Experience working in a multi-disciplinary team of professionals and/or individual contributors.
  • Reserves management experience.
  • Proven self-starter and self-guided, with the ability to work both autonomously and collaboratively with key stakeholders

Any previous experience in the following, will be looked upon favourably:

  • Practical Coal Seam Gas experience highly desired
  • Knowledge in tight gas sands/deep coal plays
  • Registered Professional Engineer Queensland (RPEQ) or working towards becoming registered.

Supporting a Diverse Workforce 

Santos acknowledges that we operate on the traditional lands of Aboriginal people. We recognise the traditional rights to maintain the culture, identities, traditions, and customs on their country. We are committed to an inclusive environment where people feel comfortable to be themselves. We want our people to feel that all voices are heard, all cultures respected and that a variety of perspectives are not only welcome – they are essential to our ongoing success.

We treat each other fairly and with dignity regardless of race, gender, nationality, ethnic origin, religion, age, sexual orientation, or anything else that makes us different.  

Australian Aboriginal and / or Torres Strait Islander jobseekers are strongly encouraged to apply. 


How to Apply

Applications must be submitted via the online recruitment system before COB 8th July 2024.  


A requirement of this role is that you will need to have in place the legal work rights for Australia to apply.  

Potential Scams

There are a number of fake adverts that are impersonating Santos Limited, in these instances you will receive an e-mail from a generic e-mail address. We do not make offers without interviews or due diligence taking place.  You will know if an advert is genuine if you are directed to the Santos company careers page to apply which is

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