Job Description

Role Overview

A Power Transformer Electrical Design Engineer is responsible for designing, optimizing, and ensuring the quality of transformers while maintaining cost efficiency and meeting customer requirements. This role also involves collaborating with cross-functional teams, engaging with international clients, and ensuring compliance with IS2026 and IEC 60076 standards.

🔹 Key Responsibilities

📌 Transformer Electrical Design & Calculation

• Perform electrical dimensioning of power transformers.
• Calculate and define specifications such as voltage distribution, short circuit forces, temperature rise, and noise levels.
• Prepare technical specifications for ordering components like tap changers, bushings, and online accessories.

📌 Tendering & Customer Interaction

• Estimate quantities for tenders and offers.
• Engage in technical discussions with customers to create customized solutions.
• Work with export clients, ensuring global compliance and project execution.

📌 Documentation & Reporting

• Prepare drawings, calculations, and reports for customer submission.
• Publish technical reports and papers on key transformer topics.
• Collaborate with European factories for product enhancements.

📌 Cross-Functional Coordination

• Work with sales, mechanical design, manufacturing, and test bay teams.
• Support procurement by specifying materials and selecting the right transformer accessories.
• Utilize SAP and AutoCAD for design and execution.

🔹 Job Requirements & Qualifications

🎓 Education

• Bachelor’s or Master’s degree in Electrical Engineering.

📅 Experience

• 4-10 years in Power Transformer Design.
• Hands-on experience in AutoCAD (2D) and electromagnetic simulations (3D preferred).

📑 Technical Knowledge

• Familiarity with IS2026 & IEC 60076 transformer standards.
• Strong understanding of materials, insulation, and accessories in transformers.
• Proficiency in SAP & engineering tools.

🌍 Soft Skills

• Excellent English communication (written & verbal).
• Ability to work with global teams.
• Strong problem-solving and analytical skills.

How to Prepare for Interview

📌 Step 1: Understand the Core Concepts

Before the interview, refresh your knowledge on:
✅ Transformer working principles
✅ Transformer losses & efficiency calculations
✅ Voltage regulation & short circuit calculations
✅ Temperature rise and cooling methods
✅ International transformer standards (IEC 60076, IS2026, IEEE C57)

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📌 Step 2: Master Technical Tools & Software

Companies often test your technical tool proficiency. Be prepared with:
🎯 AutoCAD (2D Design) – Used for transformer layout and design.
🎯 MATLAB / Ansys Maxwell – For electromagnetic simulations.
🎯 SAP – To manage BOMs, materials, and production planning.

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📌 Step 3: Prepare for Common Interview Questions

✅ Technical Questions

🔸 Explain the working principle of a power transformer.
🔸 What are the different types of losses in a transformer?
🔸 How do you calculate short circuit forces in a transformer?
🔸 What is the significance of vector groups in transformers?
🔸 Explain temperature rise calculation in a power transformer.
🔸 What are the insulation materials used in transformers?
🔸 How do you select a tap changer for a power transformer?

✅ Scenario-Based Questions

🔹 You are given an order to design a 100MVA transformer. How would you start the design process?
🔹 A customer requests modifications to an existing transformer design. How would you handle this?
🔹 During testing, the transformer shows excessive noise. What could be the possible causes?

✅ Behavioral & Soft Skills Questions

🔹 Tell us about a time when you handled a challenging project.
🔹 How do you manage cross-functional communication between design and manufacturing teams?
🔹 What strategies do you use to meet tight project deadlines?