XL Fleet
February 14, 2019
Boston, Boston, Massachusetts
Job Type


R&D Test Engineer (Hybrid Systems)


XL is looking to bring on board an experienced R&D Test Engineer to work our existing and next generation hybrid and plug-in electric powertrains. This person will report to the R&D Manager.


  • Validation of new Hybrid vehicle components
    • Work on validating the performance of alternate energy storage systems such as ultra-capacitors and lithium ion batteries
    • Functionally test and characterize the performance of high voltage chargers, inverters, other power electronic devices and motors
    • Support Engineering on testing control systems electronics
  • Vehicle Diagnostics and troubleshooting for new vehicle prototype and pre-production builds
    • Participate in design review meetings
    • Introduce validated products to the Engineering team and support the phase gate release process
    • Troubleshoot electronic subsystems and vehicle electrical systems and determine root cause of issues presented with the installation of XLH system components
    • Interact with Vehicle Controls Team to ensure proper operation of components with vehicles
    • Optimize the use of CANalyzer and other software tools to measure performance of hybrid and vehicle systems
  • Development of test procedures and design documentation
    • Participate in Failure Mode and Effect Analysis of our system components
    • Create and update hybrid vehicle component test plans and procedures
  • R&D test equipment fabrication and operation
    • Contributor in the design of R&D and Production test equipment
    • Procure necessary equipment to execute test plans
    • Build setups using a variety of machinery fabrication tools, and electrical equipment
    • Oversee safe work practices in the shop environment
    • Operate and administer tests with proper documentation and reporting
    • Data collection with full capability to process and interpret the results
  • Operational management of Vehicle Chassis Dynamometer
    • Responsible for calibration of dynamometer
    • Required to set up vehicles and verify operation for accurate measurement of data
    • Develop the Robotic drive system for use on various vehicle platforms
    • Support Production Readiness and Service
    • Provide diagnostic tools and test equipment to maintain high quality and reliable performance
    • Support production in the evaluation of new suppliers of existing products
    • Led root cause analysis of field failures on hybrid components
  • Shop organizational responsibility
    • Keep all work areas clean and organized daily
    • Manage incoming and outgoing parts and materials, i.e. storage, tagging and identification, scrap
    • Process shop supply inventory (identify and address shortages)
    • XL is a dynamic, growth business, so joining our team means that you will have a wide scope of work and responsibilities that may shift with rapidly growing areas of the business.


  • Minimum 5 years, direct or related, automotive testing experience
  • BS degree in Mechanical or Electrical Engineering
  • Ability to independently carry out job assignments
  • Possess electric vehicle high voltage experience or training
  • Competence using electronic test equipment, oscilloscopes, power analyzers, voltage and current probes, DMM.
  • Excellent computer skills (general PC, internet, and network use; MS Office use)
  • Proficient in performing electrical repair and assembly work
  • Experience constructing and debugging test fixtures
  • Ability to manage multiple tasks and support engineering development work
  • Mechanical and electronics fabrication skills (machinery fabrication tool use, soldering, circuit board build and debug)
  • Comfort with integrated circuitry
  • Effective verbal and written communications (the candidate should be able to describe work accomplishments or concerns)
  • Excellent teamwork skills while working under pressure
  • Motivated, eager to face new challenges provided by an emerging technology product company

Additional Desirable Qualifications:

  • CAN bus knowledge and experience using CANalyzer
  • Labview programming skills

*** Please Apply through our website (  XLFleet.com   )

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