System Architect

Salary: £66,000 - 106,000 per year

Requirements:

• We require a UK National who can achieve Security Clearance (SC) without caveats and maintain it before commencing employment.
• We would consider a dual national from a non-ITAR country if approved by the MOD.
• We typically require eligibility for full SC, including UK residence for the last 5 years, with some circumstances allowing a minimum of 3 years residence in the last 5 years with additional overseas checks.
• We need proven experience working in a Systems Engineering environment.
• We need strong interpersonal skills and the ability to communicate clearly at all levels, both verbally and in writing.
• We need self-motivation, a professional approach, and the ability to work under pressure.
• We require evidence of effective team working.
• We need working knowledge of project plans, configuration control, and engineering safety management.
• We need the ability to manage a project through a defined process and tailor CHORUS2 to project needs.
• We need the ability to define metrics as part of quality assurance and control.
• We need proficiency with IT tools such as MS Office and MS Visio.
• We need sound ability with systems engineering tools such as DOORS, System Architect, and JIRA.
• We would prefer an HNC, HND, Engineering Degree, or equivalent.
• We would prefer an appropriate professional status, or that you are working towards one.

Responsibilities:

• We manage the Systems Engineering process to company and international standards for defined packages of work.
• We provide line management and technical leadership to Systems Engineers.
• We convert requirements into conceptual designs and prepare associated documentation through operational analysis, simulations, and technical trade-off studies.
• We support the development lifecycle and lifecycle products.
• We interface with clients to gain approval of test specifications and host acceptance testing activities.
• We help develop and execute test specifications, including test plans and test strategy documents.
• We execute test specifications according to the test plan and project schedule.
• We record and authorise results of test execution.
• We raise, investigate, and verify defects.
• We maintain quality targets and standards.
• We prepare system and subsystem requirement specifications, interface requirements, and test requirement documents.
• We analyse, decompose, model, and refine customer requirements.
• We perform technical and engineering tasks to define system design and subsystem requirement details.
• We carry out analysis and simulations to identify design feasibility and driving requirements.
• We supervise staff by defining work, coaching them, monitoring progress, and directing priorities.
• We propose work package estimates and descriptions to ensure compliant solutions at optimum cost.
• We develop, implement, and maintain tools relevant to the Systems Engineering function.
• We manage the assessment of relevant tools.
• We define or propose updates to processes and standards covering the work and its products.
• We keep abreast of technical developments in relevant domains, including sonar systems.
• We manage the production of quality metrics to measure the soundness of the Systems Engineering processes under our control.

Technologies:

• Architect
• Support
• JIRA
• Security
• Sonar

More:

We are Thales, a global technology leader with more than 83,000 employees across five continents and over 7,500 people in the UK, working across defence, space, aerospace, and digital security to help build a future we can all trust. In our Under Water Systems business, we aim to be the leading provider of underwater sensors and decision superiority, helping navies across the world keep our friends, families, and communities safe. This full-time role is based in Templecombe, United Kingdom. We offer a range of benefits, including private medical insurance, annual leave buy or sell options, cycle to work schemes, employee discounts, a paid volunteering day, stocks and shares, and an annual bonus, depending on the role. We are committed to equal opportunities, fair pay and working conditions, inclusion, wellbeing, and talent development.

last updated 34 week of 2026