Sourcing Engineer - Plastics & Rubber

About the role

Exponent Energy, a Bengaluru-based EV energy company, is hiring a Sourcing Engineer for its Strategic Sourcing and SCM team. The team works on supplier negotiations, spend analysis and supplier relationships, supporting the development of innovative products and components. The role covers plastics and rubber categories.

Key responsibilities

• Identify and evaluate suppliers specializing in plastics, elastomers, rubber compounds and molded components, including technical and commercial assessments and factory audits.
• Analyze costs for injection molding, extrusion and compounding, and negotiate pricing, payment terms and tooling costs.
• Develop sourcing strategies for plastics and rubber, monitor market trends, resin prices and regulatory changes.
• Work with design, NPD, quality and manufacturing teams on material selection and supplier readiness for new products.
• Ensure suppliers meet quality standards (e.g. ISO, IATF) and environmental regulations, and lead root cause analysis of non-conformances.
• Identify supply risks, promote sustainable sourcing, and manage RFQs, NDAs, supplier onboarding and contracts.
• Maintain records of supplier performance, cost tracking and sourcing decisions.

Required profile

• 5+ years of relevant experience.
• Structured problem-solving, attention to detail and a customer-first attitude.
• Ability to handle data in a structured way.

Required skills

• Knowledge of injection molding, compression molding, extrusion and rubber vulcanization.
• Familiarity with material families such as PP, ABS, PC, EPDM, NBR and silicone rubber.
• Tooling and mold cost estimation, cycle time optimization and DFM.