Hiren Parmar

Deputy General Manager - Service @ Topsun Energy Limited

About

Technical leader in Solar EPC and O&M, trusted to govern portfolio performance, execution quality, asset reliability, and commercial outcomes across utility-scale and rooftop solar portfolios.I bring 15+ years of execution-grounded technical leadership, combining field depth with portfolio accountability across plant performance, commissioning support, reliability improvement, and multi-site service governance. My experience spans PR/CUF delivery, tender-linked generation commitments, BOQ/BOM validation, installation quality, commissioning readiness, and root-cause-led resolution of inverter, HT/LT, transformer, and plant-level failures.• Governed 500 MW+ solar portfolio with accountability for uptime, contractual performance, and customer confidence• Delivered zero generation deficit against tender commitments through disciplined monitoring and decisive technical intervention• Secured compliant delivery and full commercial closure, including payment recovery, SD release, and PBG release• Built service-led growth by opening AMC opportunities and supporting third-party EPC solar plantsBest suited to leadership mandates where technical governance, execution discipline, compliance, and long-term asset performance must come together at scale.

Country

India

City

Gandhinagar

Industry

Information Technology & Services

Skill

Technical Leadership, Solar EPC , Asset Performance Management , Technical Operations, Operations & Maintenance (O&M), Asset Reliability, Project Execution, Performance Monitoring, Root Cause Analysis (RCA), Commissioning, Engineering Validation, BOQ & BOM Validation, Technical Compliance, Quality Assurance, Corrective Maintenance, Technical Troubleshooting, Electrical Systems, Transformers, Inverters, Switchgear

Experience

Deputy General Manager - Service

Topsun Energy Limited

2025-4 - Present · 1 yr 6 mos

Gandhinagar

Leads technical operations for a 100 MW+ solar portfolio, governing performance, reliability, execution quality, compliance, and commercial closure across utility and rooftop projects. • Govern PR, CUF, uptime, and contractual performance across multi-site assets through structured monitoring, escalation control, and corrective-action discipline • Deliver zero generation deficit against tender commitments by driving performance recovery, technical decision-making, and service response across operating plants • Improve execution quality through BOQ/BOM validation, installation oversight, commissioning readiness, and preventive controls across projects • Secure compliant delivery and full commercial closure, including payment recovery, SD release, and PBG release, while expanding AMC-led support opportunities

Assistant General Manager - Service

Topsun Energy Limited

2024-4 - 2025-4 · 1 yr 1 mo

Gandhinagar

Senior Manager - Service

Topsun Energy Limited

2022-4 - 2024-4 · 2 yrs 1 mo

Gandhinagar

Manager - Service

Topsun Energy Limited

2018-4 - 2022-4 · 4 yrs 1 mo

Gandhinagar

Deputy Manager - Service

Topsun Energy Limited

2016-4 - 2018-4 · 2 yrs 1 mo

Gandhinagar

Assistant Manager - Service

Topsun Energy Limited

2014-3 - 2016-4 · 2 yrs 2 mos

Gandhinagar

Customer Engineer - Automation Division

HCL Infosystems Ltd.

2010-12 - 2014-3 · 3 yrs 4 mos

Mumbai Area, India

Maintained 98%+ system uptime while delivering AMC/CMC service performance across enterprise automation installations. • Planned preventive maintenance and restored breakdowns quickly to protect business continuity • Delivered annual AMC/CMC and service revenue targets through dependable support and closure discipline • Strengthened customer confidence through responsive communication, issue ownership, and consistent technical support

Customer Engineer

CADD Centre | 3D Printers | Wide Format Printers & Scanners | 3D Printing Solutions

2008-12 - 2010-12 · 2 yrs 1 mo

Mumbai Area, India

Managed 40+ enterprise client accounts, ensuring installation ownership, uptime, and service continuity across assigned accounts. • Achieved 98% uptime and 100% customer satisfaction through timely issue resolution and disciplined follow-up • Built a dependable service reputation through ownership, responsiveness, and consistent technical support