Expleo is a leading Global Engineering Services Provider with UK presence in 10 locations. We are seeking an Embedded Senior Systems Engineer with MBSE experience to work witha leading European developer and manufacturer of solid rocket propulsion systems, supporting advanced defence and aerospace programmes. The Model Based Systems Engineer position offers an exciting opportunity to establish and develop systems engineering and requirements management processes, driving the adoption of best practice frameworks, ALM tools, and end-to-end traceability across complex rocket motor development programmes. The role sits at the heart of engineering delivery, helping to ensure that customer needs are translated into robust, verifiable, and well-managed system requirements throughout the product lifecycle.
- Develop, deploy, and maintain requirements management and systems engineering methodologies, aligned with recognised frameworks such as NASA Systems Engineering Handbook, INCOSE, ISO/IEC/IEEE 15288, and ISO/IEC/IEEE 29148, tailored to organisational needs.
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Own, configure, and administer ALM/requirements management tools, including requirements definition, refinement, derivation, architecture management, traceability, baselining, and change control.
Develop and maintain project architectures within ALM platforms such as Codebeamer, ensuring alignment with systems engineering processes and lifecycle activities.
Design, manage, and maintain requirements architectures, ensuring complete bidirectional traceability between customer needs, system requirements, physical components, verification activities, and delivered products.
Support and champion the adoption of Model Based Systems Engineering (MBSE) practices, tools, and artefacts across engineering teams and customer programmes.
Create and maintain SysML/UML models, views, functional architectures, and interaction diagrams to support system definition and communication.
Support systems engineering activities across the full V-Model lifecycle, from concept definition and requirements capture through design, integration, verification, validation, certification, and in-service support.
Perform requirements management activities including creation, analysis, review, validation, verification, proving, and supplier integration.
Conduct requirements and use case analysis, concept assessment, trade studies, system architecture design, functional modelling, performance assessment, and system behaviour analysis.
Produce high-quality technical documentation, engineering reports, specifications, requirements documentation, and supporting lifecycle artefacts.
Support systems integration, verification, validation, proving, certification, and management of non-conformances.
Assist with project planning, work package management, engineering reviews, stakeholder engagement, and coordination with customer and engineering management teams.
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Develop systems engineering capability within the wider organisation through mentoring, training, process development, worked examples, and best-practice guidance.
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Perform any other duties necessary, as requested to by the business to carry out job function.
“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”.
