Senior Modelling and Simulation Engineer

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ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow's world-today.

Join us and start building tomorrow's world today!

Engage in the development of advanced unmanned and autonomous systems with ALTEN Ltd. Join our team as a Senior Modelling and Control Engineer, where you'll design, model and validate complex control systems for unmanned platforms operating across air, land and maritime domains. You'll work on flight-critical systems, simulation environments and control architectures, contributing across the full lifecycle from concept through to integration, test and demonstration.

Location
:
Berkshire;
On‑site
:
Hybrid, 3 days per week;
Seniority
:
Senior (5+ years' experience);
Security Clearance
:
Candidates must be willing and eligible to obtain SC clearance.

• Design and develop modelling, simulation and control systems using MATLAB, Simulink and Stateflow
• Create, validate and manage model‑based designs, including requirements, test harnesses and code generation
• Support flight‑critical control system development for unmanned platforms across the full lifecycle
• Develop and execute SIL and HIL test environments linked to 6‑DOF dynamic models
• Integrate and validate autopilot, flight management and onboard systems
• Perform failure analysis activities (FMEA, FHA) and support redundancy design
• Contribute to subsystem integration, system testing and demonstration activities
• Collaborate closely with multidisciplinary engineering teams and mentor junior engineers

• Expert use of MATLAB and Simulink toolsets
• Strong experience with Stateflow and model‑based design
• Proven background in modelling and control of unmanned or aerial systems
• Experience with embedded code generation and C/C++ integration
• Strong understanding of flight‑critical systems and architectures
• Experience defining and validating systems against requirements
• Ability to work across complex, safety‑critical engineering environments

• Strong team player with confident stakeholder engagement
• Able to maintain delivery focus under pressure
• Willingness to mentor and support junior engineers
• Clear and effective communicator across technical and non‑technical audiences

• Bachelor's or Master's degree in Engineering, or relevant technical military background with equivalent experience.

• Experience with GNSS‑denied or contested navigation algorithms
• Knowledge of CAN, Ethernet and serial data interfaces
• Experience with UAS payload and sensor integration (EO, IR, EW, LIDAR)
• Exposure to flight testing, control tuning and system identification
• Familiarity with aerospace standards such as DO‑178B/C
• Experience managing or leading modelling & simulation teams

We bring together entrepreneurial, tech‑driven people to deliver innovative solutions for leading companies.

At ALTEN, you'll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

• A personalised career path and a rewarding management style
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage…