--- title: From ICE Design to EV Architecture description: "### **Case Study 1: Rajesh Kumar****Previous Role:** Automotive Design Engineer at Maruti Suzuki **Current Role:** Senior EV Design Architect at Tata Motors ## **Transformation Journey** Rajesh Kumar began his career at **Maruti Suzuki**, where his primary focus was on designing…" url: "https://diyguru.org/guide/from-ice-design-to-ev-architecture/" updated: "2026-02-26" category: Individual Career Transformation Narratives in EV Industry --- # From ICE Design to EV Architecture ### **Case Study 1: Rajesh Kumar****Previous Role:** Automotive Design Engineer at Maruti Suzuki **Current Role:** Senior EV Design Architect at Tata Motors ## **Transformation Journey** Rajesh Kumar began his career at **Maruti Suzuki**, where his primary focus was on designing components for internal combustion engine (ICE) passenger vehicles. His expertise revolved around combustion efficiency, airflow management, and lightweight structural integration. When Tata Motors initiated its large-scale EV transformation plan in the mid-2020s, Rajesh saw both an opportunity and a daunting challenge. Moving from ICE design to EV architecture was not a linear progression--it required **re-wiring his technical foundation** and adopting a new mental model where **software, batteries, and energy flow** became central, rather than engines, fuel injectors, and exhaust systems. His initial challenges included: - **Knowledge Gaps:** Limited exposure to **battery chemistry, BMS, and high-voltage integration**. - **Paradigm Shift:** Transitioning from **mechanical complexity (ICE engines)** to **electro-mechanical simplicity (EV powertrains)**. - **Skill Transition Pressure:** Competing with younger engineers who were already trained in EV technologies. ## **Skill Development Path** To bridge these gaps, Rajesh designed a **four-pillar learning roadmap** for himself: 1. **Advanced Battery Technology Certification** - Studied **lithium-ion and sodium-ion chemistries**, charging protocols, and degradation mechanisms. - Understood the design principles of **Blade and Prismatic batteries** being used in modern EVs. 2. **Computational Design Workshops** - Adopted **CAD-CAE-CFD tools** tailored for EV applications such as **thermal runaway simulations** and **battery pack airflow modeling**. - Learned optimization of vehicle aerodynamics specifically for **range efficiency**. 3. **Sustainable Design Principles** - Gained exposure to **lightweight materials**, recyclable composites, and **circular economy design frameworks**. - Integrated **eco-design philosophies** into product development. 4. **Software Integration Training** - Mastered basics of **software-defined vehicle architecture**, over-the-air (OTA) update frameworks, and **embedded systems in EVs**. - Learned to collaborate with software teams for **HMI (Human-Machine Interface) integration**. ## **Key Transformation Strategies** Rajesh's journey wasn't accidental--it was guided by **deliberate strategies**: - **Continuous Learning Mindset**: Treating every project as a learning lab, attending EV industry webinars, and staying ahead of technology cycles. - **Interdisciplinary Skill Development**: Moving beyond mechanical design to absorb **electronics, materials, and software knowledge**. - **Networking with EV Experts**: Joining EV industry associations, attending Tata Motors' internal R&D forums, and connecting with startups for **cross-domain exposure**. - **Proactive Skill Acquisition**: Instead of waiting for corporate training, Rajesh **personally invested in certifications** and built small prototype projects at home to test EV concepts. ## **Career Impact** Rajesh's transformation yielded measurable, high-impact results: - **45% Salary Increase**: Within three years of his transition, reflecting the premium on EV design talent. - **Leadership Role**: Appointed as **Senior EV Design Architect** at Tata Motors, leading design teams for **Curvv EV** and upcoming EV SUVs. - **Global Recognition**: Invited to present **EV design strategies** at international auto expos and sustainability forums. - **Innovative Contributions**: Credited with developing a **modular battery pack design** that reduced vehicle assembly time by **18%** while improving crash safety. ## **Narrative Takeaway** Rajesh Kumar's story underscores how **traditional automotive engineers can reinvent themselves** in the EV era. The shift from ICE to EV is not about discarding existing skills but **layering them with new capabilities** in batteries, electronics, and software. His journey reflects the larger **industrial re-wiring of India's mobility talent pool**--where design engineers must now think in terms of **energy flow, sustainability, and digital systems**, rather than just horsepower and torque curves. ### **FAQs:** 1. **Who is Rajesh Kumar and what was his previous role?** Rajesh Kumar was an Automotive Design Engineer at Maruti Suzuki, focusing on ICE (Internal Combustion Engine) vehicle design. 2. **What motivated Rajesh to shift from ICE design to EV architecture?** He saw the rapid EV transformation at Tata Motors as both a career opportunity and a technological challenge, requiring new skills in batteries, software, and energy systems. 3. **What were Rajesh Kumar's biggest challenges during the transition?** Knowledge gaps in battery technology, a paradigm shift from mechanical systems to electro-mechanical systems, and competition with younger EV-trained engineers. 4. **What learning roadmap did Rajesh follow to upskill for EV design?** He focused on four pillars: **Battery Technology Certification**, **Computational Design Workshops**, **Sustainable Design Principles**, and **Software Integration Training**. 5. **What certifications did Rajesh complete for EV transformation?** Advanced battery technology programs covering lithium-ion, sodium-ion chemistries, charging protocols, and BMS integration. 6. **How did Rajesh apply computational design for EVs?** He used EV-specific CAD, CAE, and CFD tools for **thermal runaway simulations**, **battery pack airflow modeling**, and **aerodynamic optimization for range efficiency**. 7. **What were the key strategies behind Rajesh's successful transition?** Continuous learning mindset, interdisciplinary skill development, proactive certifications, and networking with EV experts and startups. 8. **What was the impact of Rajesh's career transformation?** He achieved a **45% salary increase**, became a **Senior EV Design Architect at Tata Motors**, and gained global recognition for EV design strategies. 9. **What innovative contributions did Rajesh make at Tata Motors?** He developed a **modular battery pack design** that reduced assembly time by 18% and improved crash safety standards. 10. **What can automotive engineers learn from Rajesh Kumar's journey?** The shift from ICE to EV requires **layering existing mechanical expertise with new knowledge in batteries, software, and sustainability**, rather than discarding previous skills.