Senior Systems Engineer
Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 16, 2026. Thales Group scores B on the Alion truth index.
Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services.
An opportunity has arisen for a Senior Systems Engineer within Thales OME, the role can be based in Reading or Glasgow (Hybrid working module) and depending on the specific project role may require some travel and time spent at other Thales sites, Customer sites or integration and test facilities.
Optronics & Missile Electronics (OME)
We enable forces to gather timely, meaningful information so they can make thoughtful, decisive choices that safeguard communities. For more than 130 years, we’ve championed the development of Optronics for military, scientific and commercial applications. Our expertise covers three sectors: Air, Land and Sea.
As a Senior Systems Engineer you will be able to work autonomously to contribute towards the systems engineering design activities throughout the engineering project involving:
- Definition of Systems Requirements for the product
- Creation of design documentation capturing the systems engineering design
- Definition of the internal and external interfaces of the system
- Functional definition of system behaviour
- Development of test procedures to support the verification of the system
- Carrying out integration and verification testing against test procedures
- Conducting activities to gather evidence that the systems requirements have been achieved
- Peer reviewing technical artefacts
- Supporting the wider engineering team by sharing knowledge
The successful candidate should be a good communicator who is proactive and able to constructively challenge ideas and concepts and have experience in:
- Working as part of a multi-disciplinary design team
- Defining systems interfaces, boundaries and other external factors that would impact on design
- Requirements Engineering (elicitation, decomposition and analysis)
- Analysing the operational concepts of a system
It would be beneficial if the candidate also has:
- Experience of the decomposition of a systems design to sub-system level
- Experience or knowledge of systems modelling techniques
- Experience of analysing potential solutions against the key needs in a design brief
- Experience of using design analysis techniques (trade-off analysis, calculations, modelling and simulation, etc.)
This role will report to the Head of Discipline for Systems Engineering and the Engineering Delivery Manager for their project.
Security Clearance Requirement:
Due to the nature of the work that we do at Thales, many of our roles are subject to security restrictions. This role requires Security Clearance (SC). It would be advantageous if currently held, however, if not currently held, it is a requirement that the successful applicant undergo, achieve, and maintain SC Clearance prior to commencing employment.
To be eligible for full SC, you generally need to have resided in the UK for the last 5 years. In some circumstances, a minimum of 3 years’ residence in the UK over the last 5 years may be accepted, with additional overseas checks.
Please visit the UKSV website for further guidance: https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels.
Connect with Fiona Tal, Talent Acquisition Partner #LI-FT1 who is eager to explore together with you this exciting opportunity.
At Thales, we ensure equal opportunities, pay and working conditions for all. The benefits we offer include private medical insurance, buying or selling annual leave, cycle to work schemes, employee discounts, paid volunteering day, stocks and shares, annual bonus and much more depending on the role. Read more about our benefits here.
We are committed to creating a workplace where everyone feels valued for who they are and the unique strengths they bring. Discover more about our programmes, employee networks, wellbeing policies, and inclusive features here.
If this role isn’t quite right for you, we encourage you to join our talent community where your details will be shared with our recruitment teams for other potential opportunities.
Join the Talent Community here.
Join Thales in the UK - Innovate with us and shape the future!
At Thales, we ensure equal opportunities, pay and working conditions for all. The benefits we offer include private medical insurance, buying or selling annual leave, cycle to work schemes, employee discounts, paid volunteering day, stocks and shares, annual bonus and much more depending on the role. Read more about our benefits here.
We are committed to creating a workplace where everyone feels valued for who they are and the unique strengths they bring. Discover more about our programmes, employee networks, wellbeing policies, and inclusive features here.
If this role isn’t quite right for you, we encourage you to join our talent community where your details will be shared with our recruitment teams for other potential opportunities. Join the Talent Community here.
Join Thales in the UK - Innovate with us and shape the future!