Testing Engineer

Test and Validation Engineering (Power Converters – up to MW range)

Role Summary This role owns the

V&V of high-power converter systems—from early validation strategy to final regulatory approvals across global markets (India, EU, US). Testing Engineer will Support for Ensuring

Key Responsibilities

• Test Strategy & Validation Architecture
• Define end-to-end V&V strategy aligned with certification requirements
• Develop Design Verification Plan (DVP) & Product Validation Plan (PVP)
• Ensure traceability from requirements → test cases → certification clauses
• Support Test Infrastructure Development
• Build and manage: + MW-scale test benches + Grid simulators & regenerative load setups + Battery emulators for PCS validation
• Ensure infrastructure supports pre-compliance + certification testing
• Test Automation & HIL
• Lead automation architecture: + Python / LabVIEW / TestStand frameworks
• Develop HIL-based certification scenarios: + Grid fault simulations + Dynamic grid behavior
• Functional & Performance Validation
• Validate: + Grid synchronization, PLL, power control + LVRT / HVRT / anti-islanding + Protection mechanisms
• Perform efficiency, thermal, and dynamic response validation + Pre-compliance → certification testing → final approval
• Act as single point of contact for certification bodies and agencies

Standards & Compliance Scope

• Lead compliance for: + Safety standards: IEC 62109, UL 1741 + Grid interconnection: IEEE 1547, IEC 61727, IEC 62116 + EMC/EMI: IEC 61000 series + Efficiency & performance: IEC 61683, EN 50530
• Ensure compliance with: + Regional grid codes (India, Europe, North America)

Certification Planning & Execution

• Translate standards into: + Test cases and validation procedures + Design requirements (DFx: DFM, DFS, DFT)
• Plan and execute: + Pre-compliance testing (in-house) + Certification testing (external labs)

External Lab & Agency Management

• Interface with: + NABL / TÜV / UL-certified labs + Regulatory bodies and utilities
• Manage: + Test scheduling, documentation, issue closure + Certification timelines and cost optimization

Documentation & Technical Files

• Prepare and review: + Technical Construction File (TCF) + Test reports, compliance reports + Risk analysis (FMEA, hazard analysis)
• Ensure audit readiness

Gap Analysis & Risk Mitigation

• Conduct: + Standard compliance gap analysis early in design
• Drive: + Design changes to ensure first-pass certification success

Grid Code Validation (Critical for MW Systems)

• Validate compliance with: + LVRT/HVRT curves + Reactive power support + Frequency ride-through
• Coordinate with utilities for grid compliance testing
• Reliability & Environmental Testing
• Execute: + HALT / HASS + Thermal cycling, vibration, humidity
• Support certification-related environmental requirements
• Cross-functional Leadership
• Work closely with: + Design, Controls, Firmware teams
• Influence design for: + Testability + Certifiability (this is key at senior level)
• Data Analytics & Reporting
• Automate: + Certification reports + Validation dashboards
• Track: + Certification readiness metrics

Required Qualifications Education

• Diploma /B.E./B.Tech

Experience

• 6 + years in: + Power electronics validation + Certification of grid-connected systems
• Proven experience with MW-scale converters / PCS / inverters / EV chargers

Technical Skills Certification Expertise

Hands-on Experience With

• IEC / UL / IEEE standards
• Grid compliance testing
• Experience in:
• Taking products through full certification cycles

Power Electronics

• Inverters, rectifiers, DC-DC converters
• Topologies: + NPC, Vienna, T-type, LLC, DAB

Test & Measurement

• Power analyzers, oscilloscopes, EMI receivers
• High-voltage/high-power testing

Automation & HIL

• Python, LabVIEW, MATLAB
• dSPACE / OPAL-RT / Typhoon HIL

Leadership & Behavioural Skills

• Strong ownership of certification deliverables
• Ability to challenge design for compliance readiness
• Stakeholder management (labs, auditors, internal teams)

Key KPIs First-pass certification success rate

• Certification cycle time
• Number of certification failures/retests
• Validation coverage
• Field compliance issues

Preferred Experience

• Solar central inverters / PCS / BESS (1500V systems)
• EV fast charging systems
• Global certification exposure (multi-region product launches)

Nice-to-Have

• Experience working with: + TÜV / UL / Intertek / CSA labs
• Knowledge of: + Cybersecurity standards for grid-connected systems (IEC 62443)