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
1. 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
2. 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
3. Test Automation & HIL
- Lead automation architecture:
- Python / LabVIEW / TestStand frameworks
- Develop HIL-based certification scenarios:
- Grid fault simulations
- Dynamic grid behavior
4. 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
- 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
6. Reliability & Environmental Testing
- Execute:
- HALT / HASS
- Thermal cycling, vibration, humidity
- Support certification-related environmental requirements
7. Cross-functional Leadership
- Work closely with:
- Design, Controls, Firmware teams
- Influence design for:
- Testability
- Certifiability (this is key at senior level)
8. Data Analytics & Reporting
- Automate:
- Certification reports
- Validation dashboards
- Track:
- Certification readiness metrics
Required Qualifications
Education
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)
