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Senior Supplier Quality Engineer, Inverter and Battery Technology
Nextracker Inc.. Own supplier quality strategy and performance for assigned inverter, battery, power conversion, and related electrical/electronic commodities .
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in supplier quality management, including APQP, PPAP, and process audits, while ensuring compliance with industry standards such as ISO 9001. Proficient in evaluating power electronics and battery systems, with a strong focus on risk assessment and quality improvement metrics.
Highest-signal resume keywords
Supplier Quality ManagementAPQP/PPAP ExperiencePower Electronics ExpertiseControl Plans and PFMEAASQ Certified Quality Engineer
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Supplier QualificationProcess AuditsRoot Cause AnalysisElectrical Safety AssessmentReliability TestingValidation BuildsStatistical Process ControlDesign TransferFirst Article InspectionCapability Studies
Soft Skills
Cross-Functional CollaborationLeadership Without AuthorityEffective Communication
Tools & Technologies
ERP SystemsQMSPLMPower BISupplier Portals
Certifications & Qualifications
ASQ Certified Quality EngineerSupplier Quality ProfessionalSix Sigma Green BeltSix Sigma Black Belt
Industry Keywords
Power ElectronicsInvertersBatteriesEnergy StorageIndustrial ControlsHigh-Voltage SafetyGrid-Connected EquipmentUL StandardsIEC StandardsEMC Requirements
Tech Stack
Tools & technologiesERP
About the role
Key responsibilities & impact- Own supplier quality strategy and performance for assigned inverter, battery, power conversion, and related electrical/electronic commodities
- Segment suppliers by technology, risk, volume, and business impact; establish surveillance, audit, inspection, and improvement plans
- Serve as the primary quality interface to strategic suppliers, contract manufacturers, internal engineering, operations, sourcing, and project teams
- Define supplier quality objectives, scorecards, escalation criteria, and executive-level reporting
- Lead supplier quality deliverables through APQP, PPAP, design transfer, pilot builds, production readiness, and ramp-up
- Review and approve process flows, PFMEAs, control plans, inspection plans, work instructions, test methods, and reaction plans
- Translate product requirements into CTQs, special characteristics, acceptance criteria, and traceability requirements
- Plan supplier qualification, process audits, run-at-rate, first article inspection, validation builds, reliability testing, and capability studies
- Evaluate manufacturing and test processes for inverter assemblies, battery modules and packs, BMS hardware, power electronics, thermal management, enclosures, harnesses, busbars, sensors, and controls
- Assess electrical safety, insulation resistance, dielectric withstand, grounding, creepage and clearance, thermal performance, EMC/EMI, vibration, ingress protection, and battery abuse risks
- Review validation evidence for capacity, performance, reliability, environmental durability, and end-of-line test coverage
- Ensure traceability at unit, lot, serial number, and component level for warranty, regulatory, and field-failure investigation
- Lead supplier NCR, SCAR, 8D, and root-cause activities with disciplined containment and verified effectiveness
- Drive measurable improvement in DPPM, first-pass yield, PPAP timing, NCR cycle time, supplier escapes, field failures, and cost of poor quality
- Use 8D, DMAIC, fault tree analysis, DOE, SPC, and other structured problem-solving methods
- Audit suppliers against ISO 9001 requirements, customer requirements, internal standards, and applicable electrical, battery, and product safety expectations
- Lead cross-functional teams and technical decisions without relying on direct authority
- Collaborate with internal quality, engineering, NPI, manufacturing, operations, sourcing, service, commissioning, warranty, EHS, and project delivery teams, as well as external suppliers, manufacturers, laboratories, logistics partners, and customers
Requirements
What you’ll need- Bachelor’s degree in electrical, manufacturing, mechanical, quality engineering, or related technical field; equivalent experience may be considered
- 8+ years of progressive supplier quality, manufacturing quality, product quality, or quality engineering experience
- Meaningful experience in power electronics, inverters, batteries, energy storage, EV, industrial controls, or related technology
- Experience leading supplier qualification, APQP/PPAP, process audits, production readiness, and corrective action with global suppliers or contract manufacturers
- Strong working knowledge of control plans, PFMEA, MSA, SPC, capability analysis, sampling plans, nonconformance systems, and change control
- Experience reading electrical schematics, wiring diagrams, mechanical drawings, specifications, test requirements, and manufacturing documentation
- Ability to interpret reliability, validation, electrical safety, and end-of-line test data and convert it into risk-based decisions
- Ability to travel domestically and internationally, typically 20-30%, for supplier, factory, and project-site visits
- Preferred: experience with utility-scale solar, battery energy storage systems, power conversion systems, industrial automation, electric vehicles, or grid-connected equipment
- Preferred: ASQ Certified Quality Engineer, Supplier Quality Professional, Six Sigma Green Belt or Black Belt, or comparable certification
- Preferred: experience with battery cell/module/pack manufacturing, BMS, inverter test systems, thermal management, high-voltage safety, or energy storage commissioning
- Preferred: working knowledge of UL, IEC, IEEE, UN 38.3, EMC, grid interconnection, battery transport, and environmental requirements
- Preferred: experience with ERP, QMS, PLM, supplier portals, Power BI, or similar systems
Benefits
Comp & perks- Equal opportunity employer
- Inclusive workplace and commitment to diversity
- Opportunity to shape quality systems for renewable-energy technologies
- Visible impact on product performance, supplier capability, customer experience, and company growth