Professional Resume Template for
Battery Engineer
Ethan R. Calder
Detroit, MI
(313) 555-0142
ethan.calder@email.com
linkedin.com/in/ethan-calder | github.com/ethancalder | ethancalder.dev
Professional Summary
Methodical Battery Engineer with 6 years of experience designing and optimizing lithium-ion cells for high-throughput automotive manufacturing. Specializes in cell chemistry validation (NMC and LFP), thermal runaway safety protocols, and Battery Management System (BMS) logic integration. Proven track record of improving cell energy density by 14% and reducing manufacturing scrap rate by 22% using electrochemical impedance spectroscopy and statistical process control. Authoritative in IEC 62660 and UN 38.3 compliance. Proficient in COMSOL Multiphysics, MATLAB, and SolidWorks.
Work Experience
Battery Engineer — Helix Energy Systems
Detroit, MI | March 2023 – Present
- Designed and validated lithium-ion battery modules for a new EV platform, utilizing COMSOL Multiphysics to model thermal profiles and increasing pack energy density by 12%.
- Led a cross-functional engineering team to optimize anode slurry formulations, reducing electrode defect rates by 19% and saving $140,000 in monthly manufacturing scrap costs.
- Formulated and executed battery verification test plans in compliance with UN 38.3 and IEC 62660 standards, reducing certification cycle time by 18 days over 6 months.
- Programmed automated battery cycler testing scripts in MATLAB, analyzing capacity fade data for 40+ cells concurrently and accelerating lifetime forecasting models by 25%.
Battery Associate Engineer — Vanguard Cell Technologies
Warren, MI | July 2020 – February 2023
- Executed electrochemical impedance spectroscopy (EIS) measurements on NMC cells, identifying early-stage degradation mechanisms to improve battery cycle life by 16%.
- Optimized cell-level testing parameters using Maccor battery cyclers, enhancing data capture reliability by 24% while reducing active testing duration by 15 hours per week.
- Coordinated with the manufacturing line team to implement statistical process control (SPC) charts, lowering cell assembly alignment errors by 22% over a 12-month period.
- Conducted thermal simulation analyses in ANSYS Fluent to optimize passive cell cooling structures, preventing cell hotspot occurrences and reducing overall peak temperatures by 8°C.
Education
Bachelor of Science in Chemical Engineering
Oakland Technological University · Rochester, MI · 2020
Skills
Electrochemistry, Lithium-ion cell design, Electrochemical Impedance Spectroscopy (EIS), Battery Management Systems (BMS), Thermal management modeling, SolidWorks, COMSOL Multiphysics, ANSYS Fluent, MATLAB, Python, Maccor cyclers, SPC, IEC 62660, UN 38.3, UL 1642
Projects
Solid-State Cell Validation Initiative
Role: Lead Test Engineer
Tools: COMSOL, Maccor Cyclers, MATLAB
Directed electrochemical cycling tests on prototype solid-state cells, identifying anode interface degradation patterns and improving coulombic efficiency to 99.8%.
BMS Thermal Control Optimization
Role: Battery Systems Engineer
Tools: ANSYS Fluent, Python, RTDs
Redesigned module-level thermistor placement based on 3D thermal simulations, preventing localized overheating under fast-charge cycles and reducing peak cell temperatures by 6°C.
Certifications
- Professional Certificate in Battery Energy Storage and Applications (EIT) (2022)
- Certified Powertrain & Battery Technology Specialist (DIYguru) (2021)
Additional information
- Languages: English (Native), German (Conversational)
- Volunteer Work: Technical mentor for local high school robotics teams (2022-present)
- Availability: 3 weeks notice
Job Market Insights
Market data and opportunities for
Battery Engineer
Job Market Insights
$108,000
-
$138,000
Avg:
$123,000
Growth Outlook:
The growth outlook for Battery Engineers in the United States remains exceptionally strong, projected to grow by 10% annually through 2033. This demand is heavily driven by gigafactory expansions, utility-scale grid storage installations, and the shift toward electric vehicle manufacturing. As machine learning and automated testing platforms begin to optimize raw cell material discovery, engineers are increasingly focusing on system-level integration, advanced BMS logic, and thermal safety. Key hubs in Michigan and California continue to lead recruitment efforts.
10% annual growth
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