Evaluate, qualify, and improve lithium-ion battery cells for current and future products. Develop testing and qualification plans, analyze electrochemical data, optimize cell performance through experiments, and collaborate with suppliers and battery system engineers. Lead failure investigations, root-cause analysis, manufacturing readiness, and battery integration activities. Document technical risks and recommendations while supporting supplier visits, audits, and qualification work requiring up to 15% travel.
Top Skills: ArbinBattery CyclersCell DesignCt ScanningDesign Of ExperimentsElectrochemistryEnvironmental ChambersGas AnalysisJmpLithium-Ion BatteriesMaccorMatlabMicroscopyMinitabPython
Lead end-to-end mechanical engineering for next-generation biometric wearable products, from concept through manufacturing release. Own system-level design, analysis, validation, documentation, supplier coordination, DFM, root-cause analysis, and production readiness. Develop SolidWorks models, drawings, BOMs, and ECOs; manage verification and validation testing; collaborate with contract manufacturers and cross-functional teams; and mentor junior engineers. Travel internationally up to 20% and work from the Boston office.
Top Skills: BomCadCpk Process CapabilityDfmDie CastingEcoInjection MoldingMetal Injection MoldingRss Tolerance Stack-Up AnalysisSix SigmaSolidworks
Develop, validate, debug, and deliver wireless systems for wearable products from prototypes through production. Define RF validation plans, characterize transmitters, receivers, antennas, coexistence, interference, and OTA performance, and create automated test methods. Analyze failures, guide RF-critical PCB and antenna design, establish production test limits, support manufacturing troubleshooting and regulatory certification, and collaborate across engineering and product teams. The role requires up to 15% domestic and international travel and is based in Boston, Massachusetts.
Top Skills: AntennasCstElectromagnetic SimulationHfssLabviewMatlabOscilloscopesOta TestingPcb LayoutPythonRf Test AutomationRf Test EquipmentSignal GeneratorsSpectrum AnalyzersVector Network AnalyzersWireless Communication TestersWireless Systems
Develop manufacturing solutions for new consumer electronic products from early design through production ramp. Responsibilities include DFM/DFA/DFX, fixture and tooling design, tolerance analysis, process development and qualification, automation evaluation, DOE and capability studies, root-cause troubleshooting, and collaboration with contract manufacturers and suppliers. The role provides hands-on support during prototype builds, validation, qualification, and production ramp, with travel up to 25%.
Top Skills: Adhesive BondingAutomated AssemblyDesign Of Experiments (Doe)DfaDfmDfxGd&THeat StakingInjection MoldingManual AssemblyProcess Capability AnalysisSolidworksTolerance Analysis
Lead battery system architecture, integration, validation, and sustaining engineering for wearable products. Develop requirements, power budgets, verification strategies, reliability assessments, and manufacturing controls. Integrate charging, fuel gauging, protection, thermal sensing, firmware, and mechanical systems. Investigate failures using test data and telemetry, collaborate with engineering and external partners, qualify designs, support compliance, and evaluate battery technologies. Travel up to 15% to suppliers, manufacturing partners, and testing facilities.
Top Skills: Accelerated Life TestingBattery Management SystemsBattery Pack ArchitectureCharging CircuitsDesign Of ExperimentsDfmeaElectrical SchematicsElectrochemistryEmbedded Firmware ControlsFuel GaugingGd&TLithium-Ion BatteriesMechanical CadProtection CircuitryTelemetryThermal Management
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Leads manufacturing test strategy and develops scalable automated test equipment, fixtures, control systems, and Python-based applications for consumer electronics. Owns test readiness from product development through NPI, factory bring-up, ramp, and mass production. Drives cross-functional root-cause investigations and improvements in yield, quality, test coverage, cycle time, process capability, and cost. Establishes standards, manages manufacturing partners, identifies technology investments, and mentors engineers.
Top Skills: Ai ToolsAltium DesignerAutomated Test Equipment (Ate)BluetoothC/C++Electrical Test FixturesInstrumentationI²CMeasurement SystemsNfcPcbasPythonRf TestingSpiUartUsb
Lead electrical system characterization, experimentation, debugging, and design improvements for next-generation wearable hardware. Develop architectures, schematics, PCB designs, validation methods, and automated analysis tools while resolving complex system-level issues across power, mixed-signal, digital, sensing, and timing domains. Manage and mentor a small electrical engineering team, collaborate cross-functionally with firmware, mechanical, systems, software, and manufacturing teams, and support production-ready hardware development.
Owns electronic component selection, qualification, lifecycle management, and supply-risk mitigation for new and sustaining hardware programs. Partners with engineering, manufacturing, quality, procurement, supply chain, and suppliers to resolve technical issues, manage obsolescence and alternate components, maintain BOM and component data, support failure analysis, and improve cost, quality, reliability, compliance, and supply continuity processes.
Top Skills: Ai ToolsBom ManagementCapacitorsConnectorsElectronic ComponentsIpcPlm SystemsResistorsRohsSemiconductorsUl
Develops automated manufacturing test solutions for WHOOP devices, including electrical test systems, instrumentation, fixtures, and Python-based test software. Responsibilities span design-for-test, test validation, factory bring-up, calibration, troubleshooting, data analysis, root cause investigation, and manufacturing yield improvement. Collaborates with multidisciplinary engineering teams and manufacturing partners to deploy scala