[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Larsen & Toubro jobs](https://jobs.opennash.com/companies/larsen-toubro/) · [Search jobs](/search/) Larsen & Toubro · India>Karnataka>Bengaluru # Testing Engineer India>Karnataka>Bengaluru Operations Listed on Larsen & Toubro’s official careers site. Posted October 7, 2026. Check that it is still open and apply there. [Apply on Larsen & Toubro’s careers site →](https://larsentoubrocareers.peoplestrong.com/job/detail/LNT_TE_1882315) [OpenNash Jobs](https://jobs.opennash.com/) / [Larsen & Toubro](https://jobs.opennash.com/companies/larsen-toubro/) / Testing Engineer ## Job description Test and Validation Engineering (Power Converters – up to MW range)Role SummaryThis role owns the V&Vof high-power converter systems—from early validation strategy to final regulatory approvals across global markets (India, EU, US). Testing Engineer will Support forEnsuringKey Responsibilities1. Test Strategy & Validation ArchitectureDefine end-to-end V&V strategy aligned with certification requirementsDevelop Design Verification Plan (DVP) & Product Validation Plan (PVP)Ensure traceability from requirements → test cases → certification clauses2. Support Test Infrastructure DevelopmentBuild and manage:MW-scale test benchesGrid simulators & regenerative load setupsBattery emulators for PCS validationEnsure infrastructure supports pre-compliance + certification testing3. ### Test Automation & HILLead automation architecture Python / LabVIEW / TestStand frameworksDevelop HIL-based certification scenarios: Grid fault simulationsDynamic grid behavior4. ### Functional & Performance ValidationValidate Grid synchronization, PLL, power controlLVRT / HVRT / anti-islandingProtection mechanismsPerform efficiency, thermal, and dynamic response validationPre-compliance → certification testing → final approvalAct as single point of contact for certification bodies and agenciesStandards & Compliance ScopeLead compliance for: Safety standards: IEC 62109, UL 1741Grid interconnection: IEEE 1547, IEC 61727, IEC 62116EMC/EMI: IEC 61000 seriesEfficiency & performance: IEC 61683, EN 50530Ensure compliance with: Regional grid codes (India, Europe, North America) ### Certification Planning & ExecutionTranslate standards into Test cases and validation proceduresDesign requirements (DFx: DFM, DFS, DFT) ### Plan and execute Pre-compliance testing (in-house)Certification testing (external labs)External Lab & Agency ManagementInterface with:NABL / TÜV / UL-certified labsRegulatory bodies and utilitiesManage: Test scheduling, documentation, issue closureCertification timelines and cost optimizationDocumentation & Technical FilesPrepare and review: Technical Construction File (TCF)Test reports, compliance reportsRisk analysis (FMEA, hazard analysis) ### Ensure audit readinessGap Analysis & Risk MitigationConduct Standard compliance gap analysis early in designDrive: Design changes to ensure first-pass certification successGrid Code Validation (Critical for MW Systems)Validate compliance with:LVRT/HVRT curvesReactive power supportFrequency ride-throughCoordinate with utilities for grid compliance testing6. Reliability & Environmental TestingExecute:HALT / HASSThermal cycling, vibration, humiditySupport certification-related environmental requirements7. Cross-functional LeadershipWork closely with: Design, Controls, Firmware teamsInfluence design for: TestabilityCertifiability (this is key at senior level)8. ### Data Analytics & ReportingAutomate Certification reportsValidation dashboardsTrack: Certification readiness metricsRequired QualificationsEducationDiploma /B.E./B. TechExperience6 + years in: Power electronics validationCertification of grid-connected systemsProven experience with MW-scale converters / PCS / inverters / EV chargersTechnical SkillsCertification ExpertiseHands-on experience with:IEC / UL / IEEE standardsGrid compliance testingExperience in: Taking products through full certification cyclesPower ElectronicsInverters, rectifiers, DC-DC convertersTopologies:NPC, Vienna, T-type, LLC, DABTest & MeasurementPower analyzers, oscilloscopes, EMI receiversHigh-voltage/high-power testingAutomation & HILPython, LabVIEW, MATLABdSPACE / OPAL-RT / Typhoon HILLeadership & Behavioural SkillsStrong ownership of certification deliverablesAbility to challenge design for compliance readinessStakeholder management (labs, auditors, internal teams)Key KPIsFirst-pass certification success rateCertification cycle timeNumber of certification failures/retestsValidation coverageField compliance issuesPreferred ExperienceSolar central inverters / PCS / BESS (1500V systems)EV fast charging systemsGlobal certification exposure (multi-region product launches)Nice-to-HaveExperience working with:TÜV / UL / Intertek / CSA labsKnowledge of: Cybersecurity standards for grid-connected systems (IEC 62443) ## Qualifications Graduate Diploma; Bachelor of Technology (BTech); General Diploma ## At a glance - Posted by the employer: Oct 7, 2026 - First seen by OpenNash: Oct 12, 2026 - Last checked: Oct 19, 2026 - Listed for: 12 days - Location: India>Karnataka>Bengaluru[Apply on Larsen & Toubro’s careers site →](https://larsentoubrocareers.peoplestrong.com/job/detail/LNT_TE_1882315) ## More jobs at Larsen & Toubro ### [Application Engineer](https://jobs.opennash.com/companies/larsen-toubro/jobs/1ba2f82b87eb3b6cb982/) India>Karnataka>Bengaluru ### [BESS Application Engineer](https://jobs.opennash.com/companies/larsen-toubro/jobs/5cf2c1a158fa4e274fe5/) India>Karnataka>Bengaluru ### [BESS control Engineering](https://jobs.opennash.com/companies/larsen-toubro/jobs/7e7a989ba30aa4308911/) India>Karnataka>Bengaluru ### [Civil Execution](https://jobs.opennash.com/companies/larsen-toubro/jobs/1838f5e5fe37bd2f22dc/) India>Karnataka>Bengaluru ### [Control & Application SW Engineer (Power Electronics)](https://jobs.opennash.com/companies/larsen-toubro/jobs/52abd0d3aab58340bad5/) India>Karnataka>Bengaluru ## Similar jobs at other companies ### [Sr Engineer- Testing](https://jobs.opennash.com/companies/qualcomm/jobs/a4a5c0ef35f5dd14efa3/) Qualcomm · Bangalore, India ### [Testing Engineer](https://jobs.opennash.com/companies/abb/jobs/4a03db31f10d2a1e7224/) ABB · Bangalore, Karnātaka, India ### [Testing Engineer](https://jobs.opennash.com/companies/abb/jobs/0caf2cac36ef8d7090e1/) ABB · Nashik, Mahārāshtra, India ### [Sr. Engineer / Engineer - Testing - UPS](https://jobs.opennash.com/companies/hitachi/jobs/a98dc41ed36ce87a3d09/) Hitachi · Sanand, GJ, India ### [Testing & Configuration Engineer](https://jobs.opennash.com/companies/hitachi/jobs/413dbed864877d682ea5/) Hitachi · Bengaluru, KA, India OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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