Senior Systems Engineer

Company: Thales
Apply for the Senior Systems Engineer
Location: Cheadle
Job Description:

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.

Under Water Systems (UWS)

Our purpose is to be the leading provider of underwater sensors and decision superiority, helping navies across the world keep our friends, families and all of us safe. We cover four sectors: Mine Counter Measures, Anti-Submarine warfare, Services and Future Capabilities.

Primary Purpose of the Role:

To manage the Systems Engineering Process to company and international standards for defined packages of work. To provide line mentorship and technical guidance to Systems Engineers.

The Senior Systems Engineer typically works with a team of engineers to define what will be designed, how it will perform and how it will be determined that it is working correctly.

Key Responsibilities and Tasks:

  • Converts requirements into conceptual designs and prepares associated documentation by performing operational analyses, simulations and technical trade-off studies evaluating alternative design configurations and functional features.
  • Good understanding of the development lifecycle and lifecycle products.
  • Interfacing with the client, to gain approval of test specifications and to host acceptance testing activities.
  • Help develop and execute Test Specifications including:
  • Support the development of test specifications, working from system requirements.
  • Execute test specifications (according to test plan and project schedule)
  • Record and/or authorise results of test execution
  • Raise/investigate/verify defects
  • Able to create and/or authorise outline designs from requirements using a variety of design toolsets
  • Similarly creates new concepts or modifies existing concepts to fulfil requirements where necessary
  • Prepares system & subsystem requirement specifications, interface requirements and test requirement documents by analysing, decomposing modelling and refining customer requirements.
  • Prepares system operational plans and reports that explain how the equipment being developed meets requirements. Operational design limits are evaluated and defined; performance analyses and simulations are developed & performed to support the above.
  • Performs technical/engineering tasks to define system design and subsystem requirements details.
  • Analysis and simulations are performed as necessary to identify design feasibility & driving requirements.
  • Proposes work package estimates and descriptions based on knowledge of the work and project requirements, ensuring that compliant solutions at optimum cost are identified.
  • Develop, implement and maintain tools relevant to the Systems Engineering function. Manage the assessment of relevant tools.
  • Defines or proposes updates of processes and standards covering the work and its products based on knowledge of systems engineering.
  • Keep abreast of technical development in relevant domain (e.g. sonar systems) both within and outside of the company.
  • Manage the production of quality metrics to measure the soundness of the System Engineering processes under your control.

Skills:

  • Able to use a range of IT tools (e.g. MS Office, MS Visio, etc).
  • Has a sound ability to use system engineering tools. (e.g. DOORS, System Architect, JIRA)
  • Has a working knowledge of configuration control.
  • Can manage a project through a defined process and is able to tailor CHORUS2 to project needs.
  • Can define metrics as part of Quality assurance & control.
  • Working knowledge of project plans.
  • Has a working knowledge of Engineering Safety Management

Experience:

  • The Systems Engineers are the technical focal point for the System Engineering process and must resolve all issues, problems, questions and conflicts in the entire system. This requires frequent handling of new and unusual issues therefore a proven record of working in a Systems Engineering environment is required.
  • The post holder should have strong interpersonal skills and the ability to communicate at all levels in the spoken and written word. A good outward appearance, self-motivation and the ability to work under pressure are vital.
  • The success of the Systems Engineering job family relies on the interaction of its engineers at all levels, therefore evidence of team working is required.

Values & Behaviours:

  • Innovate – Be motivated to search for novel and unique design solutions.
  • Team working – Maximise the use of the wider Thales community to produce winning solutions.
  • Develop people – Be prepared to share your ideas and experience with the wider Thales engineering community.
  • Focus on customers – Be driven to deliver quality solutions to clients.
  • Safety – Totally embrace the Thales safety culture to provide a safe and healthy working environment for all.
  • Ethics – Thales employees must be exemplary in their ethical conduct and social responsibility.
  • Job holders will be expected to perform in line with the Thales Code of Practice, Policies and Procedures.

Desirable Qualifications and Certification:

  • HNC/HND/Engineering Degree or equivalent

Essential:

  • Have attained, or working towards an appropriate professional status or equivalent

UK Eyes Only:

Due to the nature of the work that we do at Thales, many of our roles are subject to security restrictions. This role requires you to be a UK National and achieve Security Clearance (SC) without any caveats. 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. If approved by the MOD, a dual national from a non-ITAR country may be considered.

At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working.

Thales UK is committed to providing an inclusive and barrier-free recruitment process. We will provide reasonable adjustments and support to ensure neuro-diverse applicants or those with a disability or long-term condition can be their best during the recruitment process. To request an adjustment, if you need this job advert in an alternative format or if you have any questions about the recruitment process, please contact Resourcing Ops for mid to senior roles, or the Early Careers Team for graduate and apprentice roles.

Great journeys start here, apply now!

Posted: July 1st, 2026