Sr. BMS Algorithms Engineer

Join a growing team at Lithos Energy as a BMS Algorithms Engineer in California.

Lithos Energy
Lithos Energy
California, United States  UTC-08:00   On-site   Full Time   51-100   USD 150k–225k   27 days ago

Lithos Energy designs and builds advanced lithium-ion battery packs from the ground up for use in high-performance automotive, marine and aerospace applications. We build the things we design and manufacture in-house, in California. We are a growing team of experienced engineers and pride ourselves in our ability to deliver reliable, high quality and safe products to our customers.

We are seeking doers, highly skilled and self-motivated individuals who are able to thrive in rapidly changing, entrepreneurial environments. If you are genuinely passionate about electric vehicles, power systems and in building real products, you will be enabled, and expected, to innovate, create and have a substantial impact on the company. We have built a team of accomplished engineers working on perhaps the most important technologies being developed today.


As a BMS Algorithms Engineer, you will be taking on a critical technical role on the battery development team. You will be responsible for defining and developing various algorithms that are core to the functioning of the BMS. This role requires strong knowledge in battery behavior and performance, along with experience with battery modelling.


  • Developing algorithm definitions
  • Working in a Model Based Development environment to implement and test algorithms using Matlab and Simulink
  • Writing requirements specifications for BMS Algorithms
  • Converting Matlab/Simulink models into target embedded C code using Codegen tools from Mathworks
  • Working with peer firmware engineers to ensure algorithm code integrates properly into the larger code base for the main MCU application

Minimum Qualifications

  • Electrical or Mechanical Engineering Degree (Masters degree or above preferred)
  • Experience using Matlab and Simulink to develop models
  • Experience specifying or implementing BMS algorithms
  • Strong mathematical capabilities
  • Knowledge and Experience working with Kalman Filters
  • 3+ years of experience in the battery industry
  • Prior understanding of State of Charge and State of Health algorithms

Nice to Have

  • Experience writing C and/or C++ software for an embedded processor
  • Experience creating Python scripts for task automation and data processing
  • Experience working with code generation tools is an asset
  • An understanding of Lithium Ion battery cell dynamics and how they are modelled

Salary Range - 150-225K + equity - Dependent on experience

Lithos Energy, Inc. is an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.

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About the role

Jun 24, 2024

Full Time


Nov 23, 2024


USD 150k–225k

Lithos Energy

California, United States

Mid-Senior level


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