Systems Engineer - MBSE

Expleo Group; Filton; On-site; GBP 55,000 - 85,000; Full time

Benefits offered by this job

ExpleoAcademy training

Competitive benefits

Team-focused environment

Job summary

Expleo Group is seeking a Systems Engineer (MBSE) to design, implement and maintain complex systems for defence/aerospace clients in the Bristol area. The role emphasizes MBSE, SysML/UML, and DOORS-based requirements management, with strong collaboration across cross-functional teams.

The successful candidate will contribute to lifecycle processes, verification and validation, and documentation while applying model-based engineering techniques using Rhapsody.

Qualifications

• Bachelor's degree in Engineering, Computer Science, or a related field.
• Extensive MBSE experience in defence/aerospace.
• Strong knowledge of SysML, UML, DOORS NG, and Rhapsody.
• Experience with V-model lifecycle, verification and validation.

Responsibilities

• Model Based Systems Engineer designing, implementing, and maintaining complex systems.
• Support MBSE tools and artifacts to meet customer needs.
• Design and maintain requirements architectures.
• Create SysML views to represent interactions.
• Full requirements management including DOORS integration.
• Produce detailed technical documentation and support engineering requirements.
• Conduct trade studies and manage planning and work packages.

Skills

Systems Engineering

MBSE

DOORS NG

Rhapsody

SysML/UML

Requirements Management

Documentation

JIRA

Project Management

MS Office

MIL-STD/DO-178C/DO-254

V Lifecycle

Education

Bachelor's degree in Engineering

Tools

DOORS NG

Rhapsody

Sparx EA (Enterprise Architect)

JIRA

PLM tools

Job description

We are seeking a Systems Engineer (MBSE) with extensive years of experience to join our team. The ideal candidate will have a strong background in the defence industry and Model Based Systems Engineering – ideally with strong expertise in systems engineering, verification, validation, project management, and documentation. We are looking for an engineer who promotes a mindset of attention to detail, communication, and teamwork within the team. Candidates with a good understanding of model‑based engineering techniques, including the use of DOORS NG, Rhapsody, and engineering workflow should be able to apply to lifecycle processes and methodologies.

Responsibilities

• As a Model Based Systems Engineer, you will play a crucial role in designing, implementing, and maintaining complex systems solutions that meet our clients' needs. You will collaborate closely with cross‑functional teams to ensure seamless integration and deployment of systems, while adhering to industry standards and best practices.
• Duties include but not limited to:
• Support the development and effective use of MBSE tools and artifacts in support of customer needs.
• Designing and maintaining requirements architectures.
• Creating SysML views to represent interactions.
• You are expected to be able to work in all areas of the V model where you will be able to support concept translating systems to customer requirements, through to in‑service support. You will be expected to provide systems engineering support to customer design and engineering management teams.
• Full requirements management (creation, update, validation, verification), including suppliers’ integration and DOORS experience.
• Documentation: Produce detailed technical documentation, supporting the development of engineering requirements and associated documentation.
• Completion of trade studies.
• Manage planning and work package management.
• Reviewing, documentation – subsystems, customer, work packages.
• SYSML Generation.
• UML Knowledge.
• Requirements elicitation and definition, and Use Case analysis.
• Concept assessment and design trade studies.
• System architecture design and functional modelling.
• Performance assessment and systems behaviour analysis.
• Verification, Validation, proving and certification.
• Systems integration.
• Model based engineering techniques, including the use of Rhapsody.

Qualifications

• Bachelor's degree in Engineering, Computer Science, or a related field.
• Applicable and suitable experience can be substituted for qualifications.

Essential Skills

• Systems Engineering
• Enterprise Architecture (EA Sparx)
• Rhapsody
• White Box and Black Box testing
• Development of Systems Architecture.
• Technical Requirement Specification
• Requirements Verification
• Requirements Development
• Requirements Proving
• PLM tools
• System design
• Systems Integration
• Ability to provide inputs to project Management
• MS Office Suite
• Understanding of complete V Lifecycle.
• Manage Non‑Conformances
• IBM DOORS / configuration management tools
• JIRA

Desired Skills

• Ability to analyse complex technical problems and generate effective solutions.
• Strong interpersonal skills for effective cross‑functional collaboration.
• Excellent verbal and written communication skills, capable of articulating complex technical concepts to diverse audiences.
• Comfortable working in a dynamic, fast‑paced environment with evolving priorities.

Experience

• Extensive experience in Model Based Systems Engineering roles.
• Proven experience in systems engineering, preferably within the defence or aerospace industry.
• Additional expertise in Nanl Systems.
• Strong analytical and problem‑solving skills, with the ability to troubleshoot complex technical issues and propose innovative solutions.
• Excellent communication and interpersonal skills, with the ability to collaborate effectively in a multidisciplinary team environment.
• Experience with project management practices and tools, including schedule management, risk analysis, and resource allocation.
• Knowledge of relevant industry standards and regulations, such as MIL‑STD, DO‑178C, and DO‑254, is desirable.
• Eligibility for security clearance (dependent on project requirements).

What Do I Need Before I Apply

• This role requires on‑site customer support 5 days per week in the Bristol area.

Benefits

• Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges.
• We empower all passionate technology‑loving professionals by allowing them to expand their skills and take part in inspiring projects.
• ExpleoAcademy – enables you to acquire and develop the right skills by delivering a suite of accredited training courses.
• Competitive company benefits.
• Always working as one team, our people are not afraid to think big and challenge the status quo.

Disability Inclusion

• As a Disability Confident Committed Employer we have committed to:
• Ensure our recruitment process is inclusive and accessible.
• Communicating and promoting vacancies.
• Offering an interview to disabled people who meet the minimum criteria for the job.
• Anticipating and providing reasonable adjustments as required.
• Supporting any existing employee who acquires a disability or long‑term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people.

“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”.

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive.