Job Description

Company Description

Are you passionate about engineering? Do you want to make a difference?


You could be one of our 54k+ colleagues in over 30 countries working on inspiring projects in the most innovative companies.


Join us and start building tomorrow's world today!

What will you be doing?

The Role

We are seeking a

Performance Modelling Engineer

with expertise in

Gas Turbine Performance, Transient and Steady State analysis

. The successful candidate will work with advanced modelling tools to evaluate engine behaviour across the full operating envelope, including

SCO3 cycle applications

, and contribute technical insight to support design, integration, and testing programmes.

Key Responsibilities:

Develop, validate, and maintain

Gas Turbine performance models, with a focus on steady state and transient behaviour.

Apply thermodynamic principles such as the

Brayton cycle to performance studies

. Conduct simulations and cycle analysis for

SCO3 applications.

Work with modelling environments such as NPSS or equivalent (GasTurb, PROOSIS, RR toolsets). Post-process data and create automation tools using

Python.

Use

object-oriented programming (C++ preferred)

to enhance and customise modelling workflows. Present and communicate complex technical results to internal and external stakeholders.

Qualifications

Experience, skills and qualifications required:

Strong experience in

Gas Turbine performance engineering, including steady state and transient analysis.

Understanding of

SCO3 cycles

and their application in propulsion and energy systems. Proficiency in performance toolsets such as

NPSS, or transferable experience with GasTurb, PROOSIS, RR performance tools.

Programming skills in

C++ and Python

. Strong technical communication and stakeholder engagement skills.

Additional Information

Why join us?

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently.


Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities.


We offer incredible opportunities to join inspiring projects in the most innovative companies.


We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential.


Join our passionate team and start building tomorrow, today!

In short you get:

A personalised career path and a rewarding management style A chance to work on the most exciting engineering projects and technologies along with Premium Customers A huge diversity of engineering projects and industries A competitive salary Private Medical Insurance Pension Scheme Cycle-to-work Scheme among many additional benefits Social atmosphere, regular gatherings, and team buildings * Flexible way of working (role dependent)