Engineer Intern (Summer 2025) - Applied Science

at  Thornton Tomasetti

Thornton Tomasetti applies engineering and scientific principles to solve the world’s challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients’ ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career.
Our Applied Science practice leverages a unique combination of technologies and expertise to engineer practical solutions to problems of national and international importance. We apply expertise in solid and fluid dynamics, materials science, acoustics, risk assessments, and computational simulation methods to solve complex problems. We perform research, mathematical modeling, software development, and design to manage risks to life safety in military platforms and installations, ships and submarines, critical infrastructure, tall buildings, public facilities, industrial and petrochemical plants, and automotive and airborne vehicles. Military, government, corporate, and academic clients value the validation of Applied Science’s software and the critical insights gained from correlating analysis with testing.
The Role
We have an opportunity for an Engineer Intern to join our Applied Science team over the summer at our Warrington office.
Responsibilities

The candidate’s main responsibilities will be focused on R&D activities and they will be expected to undertake tasks in fluid dynamics and technical safety, examples including:

• Research into multicomponent fuel evaporation modelling, with Computational Fluid Dynamics (CFD)
• Using research and modelling to perform validation of in-house simulation tools.
• In-house software development.
• Data handling and visualisation.

There will also be opportunities to contribute to project work as part of a project team, activities including:

• Risk and safety studies.
• Modelling hazards (e.g. fires, explosions or gas releases) using numerical / computational techniques.
• Updating internal library / databases and guidance documents based on current practice and standards.

Qualifications

• Currently in penultimate year of Bachelor’s or Master’s degree in Mechanical /Aeronautical / Aerospace /Chemical / Process Engineering (or similar Science or Engineering degrees).
• Interest in fluid dynamics / computational modelling.
• Programming skills, ideally in Python 3, though candidates with some limited programming experience from their undergraduate studies will also be considered.
• Good academic record.

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• Research into multicomponent fuel evaporation modelling, with Computational Fluid Dynamics (CFD)
• Using research and modelling to perform validation of in-house simulation tools.
• In-house software development.
• Data handling and visualisation