Ragipindi Amarnath Reddy

Electrical Design Engineer – Substation & Grid Interconnection with 3 years of experience in design and engineering of 33/11 kV, 33/66 kV, and 220/33 kV substations and utility-scale solar PV projects. Expertise in SLDs, protection and control schemes, CT/PT selection, AC/DC auxiliary systems, battery sizing, cable sizing, earthing, lightning protection, and SCADA integration. Proficient in AutoCAD, PVsyst, DIALux, SketchUp, Primavera P6, and MATLAB.

Assistant Manager – Electrical Design - Zetwerk Manufacturing Businesses Private Limited

(2024-07)

Lead electrical and Substation design for utility scale solar and grid interconnection projects.

• Electrical SLDs Preparation – AC / DC SLDs, Auxiliary Supply SLD, Protection and Control schemes
• Electrical Design Calculations: Cable sizing, UPS and auxiliary transformer sizing, Battery Sizing Calculation, CT/PT selection, Earthing and lightning protection calculations.
• Report Preparation: Design Basis Reports (DBR), Reactive Power Compensation reports, Lightning Protection & Risk Assessment Report (IEC 62305), Lighting Lux Level Calculation Report using DIAlux simulation software.
• Cable Schedule Preparation: DC cables, AC cables, Aux Power Cables, Control Cables, Communication Cables
• SCADA & PPC: IO list preparation and architecture design
• Preparing RFQs for purchase enquiries, Reviewing technical documents of vendors, coordinating approvals with clients and consultants.
• Prebid Design: BOQ preparation of Utility Scale Solar associated with substation + BESS projects

Post Graduate Engineer Trainee (PGET) – Electrical Engineer-Design - Zetwerk Manufacturing Businesses Private Limited

(2023-06 - 2023-12)

Supported detailed design of solar plants and associated substations.

• Prepared plant layouts including lightning protection, SCB grouping, WMS layout, cable routing layouts, earthing layouts, CCTV layouts, and lighting layouts.
• Designed layouts for ICR/MCR buildings including equipment positioning, trench layouts, cable routing, and earthing systems.

Post Graduate Engineer Trainee (PGET) – Project Management Office - Zetwerk Manufacturing Businesses Private Limited

(2023-12 - 2024-06)

• Prepared L2, L3, and micro-schedules using Primavera P6, MPCS (Management Planning and Control System), tracked OMS, project cost control and working capital.
• Monitored civil, AC, and DC execution works and material reconciliation.
• Handled Vendor & Client billing, debit notes, compliance reports & Client coordination.
• Developed S-curve, MOMs, and physical progress dashboard.

M.Tech - Industrial Safety Engineering - NIT Trichy (2023)

B.Tech - Electrical & Electronics Engineering - RGMCET (2019)