Battery Sales Application Engineer

Amprius Technologies, Inc.

. Gather customer requirements and narrow down cell options using technical catalogs .

Posted 10/14/2026full-timeRemote • SpainMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in lithium-ion battery design, technical product management, and performance modeling, with a strong focus on compliance with target-market regulations and effective communication with stakeholders. Proficient in analyzing technical data and managing project timelines to ensure successful product development and integration.

Highest-signal resume keywords

Lithium-Ion Battery ChemistryTechnical Product ManagementPerformance ModelingCAD (SolidWorks/AutoCAD)Battery Modeling Packages (Pybamm, COMSOL)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mechanical EngineeringElectrical EngineeringCell DesignManufacturing EngineeringTechnical Data AnalysisThermal-Mechanical CharacterizationElectrical System BuildingCell Electrochemical Performance TestingRisk Management ReportingPack Configuration Design

Soft Skills

Effective CommunicationAttention to DetailCollaboration

Tools & Technologies

ExcelArbinNewareChromaPython

Industry Keywords

Electric VehicleAero-AstroDroneConsumer ElectronicsPack-Level Capability Modeling

Tech Stack

Tools & technologies

AssemblyPython

About the role

Key responsibilities & impact

Gather customer requirements and narrow down cell options using technical catalogs
Analyze customer data packages to define solutions and prepare technical information for customers
Support pack-level capability modeling and review electrical, thermal, and mechanical design performance
Identify gaps between empirical testing results and pack integration designs
Tailor cell selections and pack design proposals to technical requirements and target-market regulations
Oversee sample test plans and track progress across internal and external laboratories
Gather data for certification and cell/pack-level abuse testing
Prepare risk management reports to support account management sales strategy
Perform preliminary pack configuration designs covering voltage, capacity, and series/parallel layouts
Analyze designs for manufacturing capability and production ramp-up
Visit pack houses to document capabilities and assist with onboarding manufacturing partners
Review first-article prototypes and document discrepancies between design drawings and physical samples
Support development and customization of BMS solutions for lithium-ion battery cell designs
Maintain cell sample and pack-building qualification schedules and flag potential delays
Document pack qualification feedback and cell-to-pack quality issues for R&D and Quality teams

Requirements

What you’ll need

BS, MS, or ME degree in Mechanical, Electrical, Materials Science, Chemical Engineering, Manufacturing Engineering, Integration Engineering, or a related STEM field
At least 5 years of relevant professional experience
Understanding of lithium-ion battery chemistry, charging profiles, and safety protocols
Experience in technical product management within the battery, electric vehicle, aero-astro, drone, or consumer electronics sectors
Knowledge of lithium-ion cell design, cell manufacturing, cell assembly, and cell electrochemical performance testing is a plus
Strong ability to parse technical data and use Excel or similar tools for performance modeling
Experience with cycling test systems including Arbin, Neware, or Chroma is a plus
Familiarity with CAD (SolidWorks/AutoCAD) or electrical schematic tools
Hands-on experience building mechanical and/or electrical systems, including machining, mechanical manufacturing, sheet metal fabrication, and welding, is preferred
Prior experience with thermal-mechanical characterization methods and quantitative modeling
Familiarity with Python and direct experience in battery modeling packages such as Pybamm or COMSOL is a plus
Ability to write clear technical reports and communicate effectively with internal teams and external partners
High level of accuracy in tracking validation schedules and technical specifications
Based in the EU
Willingness and ability to travel up to 25%

Benefits

Comp & perks

Up to 25% travel to visit external testing partners or manufacturing partners, attend industry events and conferences, or support account managers at trade shows