Company Description Are you passionate about engineering? Do you want to make a difference? You could be one of our 54k colleagues in over 30 countries working on inspiring projects in the most innovative companies. Join us and start building tomorrows world today! Job Description Job Role: BMS Systems Engineer Location: Milton Keynes Experience Level: Mid (38 years of experience) On Site Requirement: 3 days a week Join ALTEN UK, a global engineering consultancy working with some of the most innovative companies in the automotive and energy sectors. Youll contribute to the development of advanced Battery Management Systems (BMS) that power next-generation electric and hybrid powertrains. This is an opportunity to play a key role in shaping the future of vehicle electrification, working on cutting-edge technologies that improve efficiency, reliability, and sustainability. Responsibilities: Define and manage system-level requirements for Battery Management Systems using PLM tools such as Windchill. Develop and maintain MATLAB/Simulink models to support system design and simulate battery performance and behaviour. Apply Model-Based Systems Engineering (MBSE) principles to design and document BMS architecture, focusing on the left side of the V (system definition and modelling). Collaborate with suppliers to ensure key components such as sensors, ECUs, and battery modules meet system and safety standards. Support Verification and Validation (V&V) activities, analysing test data and ensuring compliance with automotive performance and safety requirements. Work across cross-functional teams (hardware, software, and powertrain) to support BMS integration within the overall vehicle architecture. Qualifications Required Skills: Proven experience in Battery Management Systems (BMS) or Powertrain Systems Engineering. Strong background in requirements management, system modelling, and functional architecture. Experience with PLM systems (ideally Windchill ). Skilled in MATLAB/Simulink for model-based design and system analysis. Experience in requirements testing, Verification & Validation (V&V), and system traceability. Required Qualifications: A Bachelors or Masters degree in Engineering (Electrical, Electronic, Systems, or related discipline). OR A highly relevant technical background with experience in battery or powertrain systems. Desirable Skills: Knowledge of MBSE tools and system-level simulation environments. Familiarity with ISO 26262 (Functional Safety) and Automotive SPICE standards. Strong stakeholder communication and supplier management experience. Additional Information Why join us? We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently. Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities. We offer incredible opportunities to join inspiring projects in the most innovative companies. We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential. Join our passionate team and start building tomorrow, today! In short you get: A personalised career path and a rewarding management style A chance to work on the most exciting engineering projects and technologies along with Premium Customers A huge diversity of engineering projects and industries A competitive salary Private MedicalInsurance Pension Scheme Cycle-to-work Scheme among many additional benefits Social atmosphere, regular gatherings, and team buildings Flexible way of working (role dependent) This role will require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected. Details of this will be discussed with you at interview.