Numerical Modeller

Who we are

Amphos 21 is a scientific and strategic environmental consulting company with
more than 25 years of experience delivering projects worldwide. We are more
than 300 highly skilled professionals with an innovative mindset, integrated into
the RSK Group, a global leader in the delivery of sustainable solutions.

Our mission is to minimize the environmental impacts of industrial and economic
activities necessary for the advancement of society.

Our approach is to propose innovative, efficient, integrated and transversal
solutions by applying a quantitative approach to any solution.

What we offer

Amphos 21, within his Site, EBS and Safety Assessment department, has a
Numerical Modeller open position at his office in Barcelona, Spain. The candidate
will join a multicultural team. We offer a fantastic workplace environment with
hybrid office and teleworking conditions and:

  • 40h per week.
  • An exciting and innovative project.
  • Competitive salary according to the merits of the candidate.
  • Continuous training.
  • A professional development plan with career opportunities within the group.
  • Life insurance.

What you’ll be doing

We are looking to appoint a Numerical Modeller. You will be joining a
multicultural group of modellers working in the characterisation of flow and
transport processes in fractured media. You will be working in a broad range of
projects related to numerical modelling in the context of environmental
applications. The successful candidate will have the opportunity to grow
professionally through collaboration with highly specialised colleagues.

The main activities of the successful candidate will be:

  • Develop, validate and deploy numerical models of flow and transport in sparsely fractured rocks.
  • Pre-process, visualise and post-process complex spatial data-sets.
  • Customise numerical codes.
  • Assist and advice the clients in interpreting the results.
  • Summarise the work in technical reports and/or academic journals.

How to apply

To apply for this opportunity, please send your resume and motivation to Please indicate in the subject of the email the position
and reference (NM_2024) that you are interested in.

What we’re looking for:

  • You have a Master’s in Physics, Applied Mathematics, Civil Engineering, or Chemical Engineering, or something similar. A PhD would be a plus.
  • You have good skills in programming with Python and C++. Other programming languages, such as Fortran and Matlab, are a plus.
  • You have experience with numerical modelling. Experience with modelling applied to flow and transport phenomena (e.g. CFD modelling, hydrogeological modelling, etc.) is a plus.
  • You have good oral and written communication skills.

Amphos21 guarantees that no profile will be discarded due to race, age, religion,
sexual orientation or any other aspect that could be considered exclusive. Amphos21
ensures diversity and inclusion in the selection processes.