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Expert – HV Battery Systems (Electrical and Electronic Development)


Job Purpose:

To be responsible for High Voltage (HV) battery pack electrical and electronic specification, integration and on-time delivery to achieve vehicle attributes for hybrid and electric vehicles across all programmes

Key Responsibilities & Tasks:

As Expert, HV Battery Systems (Electrical and Electronic Development), you will work with Li-Ion batteries in automotive applications and be responsible for the following activities:

  • To define, own and deliver HV battery pack electrical and electronic systems from concept through to production, including achieving:
  • Function: Generate robust System Design Specification to define system functional targets; deliver components to achieve targets; establish regular design reviews with cross functional teams; support Test & Development team with DVP planning & execution & ensure supplier tests are completed on time.
  • Package: Support CAD engineers to achieve static & dynamic clearance targets, negotiate component change in other internal R&D departments if required to achieve clearances.
  • Quality: Identify & contain potential quality concerns using engineering quality systems (FMEAs, Robustness Studies)
  • Cost: Definition of programme cost targets and working with suppliers to deliver system that achieves these targets
  • Weight: Definition of programme weight targets and managing CAD engineers to design system that achieves targets
  • Main point of contact for HV battery pack electrical and electronic systems for feasibility, functionality and resolution of technical issues
  • Support Functional Safety, Cybersecurity and EMC activities to ensure compliance
  • Cross-functional working with other R&D departments to define HV and associated LV systems balancing characteristics to achieve vehicle requirements for minimum cost
  • Acquire and evaluate competitor benchmark information to influence concept creation in early project phases
  • Coordinate system and supplier comparison studies and evaluate RFQ responses to influence management decisions
  • Develop and deliver commodity strategy for HV battery pack electrical and electronic system
  • Support completion of Change Tracking Documents, Engineering Release Notices & Releases to allow engineering changes to be approved by the organisation.
  • Support resolution of engineering Concerns (using eCMS) in a timely fashion.
  • Lead FMEAs and input to manufacturing PFMEAs.
  • Support Mission Gateway objectives including Final Engineering Sign Off activities
  • Present status at Gateways and support Powertrain design reviews, Package Meetings & Powertrain PMT meetings.
  • Support Intellectual Property (IP) team to protect the generated IP
  • Train, coach and present technical information and share the knowledge throughout the company
  • Develop and record best practices and support development of design manuals to handle the Powertrain Electrification requirements of today and the future

Qualification & Experience:

The essential areas of previous experience required to undertake this role include:

  • Delivery of HV battery electrical and electronic systems for hybrid and/or electric vehicles
  • In depth knowledge of all relevant vehicle legislation and certification requirements for HV automotive battery packs
  • Successful delivery experience of HV Battery Pack functional safety to production
  • Knowledge of project life cycle management from early R&D to series production
  • Hands on experience of working with LV and HV electrical and electronic systems
  • Proven H&S knowledge and application within a Battery and Electric Vehicle environment
  • Leadership experience in HV automotive systems product development projects to production

Preferred areas of experience include:

  • HV Automotive Battery Systems development for high performance hybrid and/or electric vehicles
  • Understanding of hybrid and electric powertrain system functionalities and attributes at vehicle, system and component levels
  • Successful delivery experience of HV Battery Pack cybersecurity and EMC requirements to production
  • Automotive powertrain electrical, electronic and mechanical integration knowledge, including:
  • LV and HV component specification (wiring, fuses, connectors, pin out diagrams)
  • Specification of sensors & their positioning
  • Electrical and electronic integration of battery pack into vehicle (including Electrical Architecture)
  • Experience of SiL, HiL, and ViL activities in automotive laboratories and workshops
  • Leading technical delivery teams to support electrical integration on labcars
  • Authoring electrical test plans, validating testing specifications and parameters and producing test reports
  • Knowledge of electrical automotive network and diagnostic knowledge J1939 Standard (CAN, Flexray, Ethernet).
  • BMS hardware and software calibration
  • BMS functions (including communication protocols, fault reactions etc)
  • Design best practices (key parameters of module and pack level packaging, wiring, sensing, mechanical and thermal)
  • Experience with on board electric vehicle charging systems
  • Ability to take inverter requirements to develop HV harness connections and integration with ePT system
  • Ability to propose vehicle HV earthing layout
  • Busbar design
  • Battery pack FMEA
  • Cell, module and pack testing, validation and data analysis
  • End of Line (EOL) testing and specification
  • Supply base and market landscape
  • Trends and applicability of new HV battery system technologies including prevalent cell chemistries
  • Use of test equipment to support electrical and electronic system testing
  • Driving product development issues to a resolution
  • Strong user of MATLAB/Simulink
  • Experience with CAD (NX, CATIA)
  • Responsibility in Formula Student/SAE team

Millbank are an equal opportunities employer and welcome applications from all suitably qualified persons.

Millbank operates as an Employment Agency and Business.