> Markdown version of [/jobs/ext/4495483-systems-engineer](https://www.wearedevelopers.com/jobs/ext/4495483-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Systems Engineer

- **Company:** Thales Group
- **Location:** Epsom, UK
- **Contract:** Permanent contract
- **Skills:** Systems Engineering, Requirements Management, Systems Integration, Strategies of Testing, C4ISR, Modeling and Simulation, Polarion
- **Published:** November 2, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/systems-engineer/54829399

## About the Role

Minimum of a Bachelor Degree (BEng, BSc) in a Numerate, Scientific or Engineering subject or Higher Education/equivalent training and experience.
Proven working experience in requirements management using tools such as DOORS or Polarion.
Detailed working knowledge of the engineering lifecycle, from concept design, requirements capture and management, system and subsystem design, system integration, through to test strategies, acceptance and design update.

An understanding of System Engineering and System Engineering Processes and Practices, including knowledge of Systems Lifecycles.
An ability to work with combinations of technologies, to be able to define how they should be integrated and verified in a logical and structured way into a system.
Able to develop and establish collaborative ways of working with multiple stakeholders and disciplines.
Understanding of what "Systems Thinking" is, and how it applies to broader, collaborative engineering.
Good communications skills, both verbally and written, with the ability to present and explain technical and complex problems, tailored appropriately for the audience.

## Description

Thales Intelligence, Surveillance and Reconnaissance (ISR) UK is a principal supplier of UAS, EW and Radar equipment to the UK armed forces, as well as an exporter of these capabilities worldwide.
Due to growth, we are actively recruiting for a Systems Engineer. This is a permanent position to work on projects delivering next generation Electronic Warfare (EW), Radar or UAS solution, within the Intelligence, Surveillance and Recognisaince (ISR) Business line.
As Systems Engineer you would perform subsets of all the engineering activities required to develop a solution/product whilst achieving customer satisfaction of the delivered solution/ product. This role requires a Systems Engineer with knowledge or experience of the full Systems Engineering design lifecycle.
Key responsibilities include:
Demonstration that the solution satisfies the overall approved operational needs set out by the customer.
Formalisation and management of requirements through DOORS.
Assembly of the solution elements in a logical and controlled manner to evaluate design, behaviour, interactions and performance to confirm that the design meets requirements.
Formalisation of the specifications used to develop the solution.
Contributing to, or reviewing, engineering plans used to develop the solution
Support and undertake IVVQ activities.
Trade-off analysis, modelling and simulation.
SE and IVVQ related documentation.
Work alongside a Systems Engineering team, or Systems Architect, or Project Design Authority to design and formalise the solution.