Principal Scientist - Electrolyte innovation

Principal Scientist – Electrolyte Innovation

Location:

Oxford, Milton Park
• Function:
Technology / Cell R&D
• Reporting to:
Head of Research
• Line Management:
Yes

Agratas is a wholly owned subsidiary of Tata Sons dedicated to accelerating a sustainable future by designing, developing, and manufacturing next‑generation lithium‑ion batteries for mobility and energy storage applications. Operating at the pace, ambition, and creativity of a high‑growth scale‑up, Agratas is building something extraordinary at our state‑of‑the‑art Cell R&D Facility in Oxfordshire and needs a Principal Electrolyte Innovation Scientist to support rapid growth.

• Develop, validate, and implement strategies to optimise liquid electrolyte compositions to improve key cell performance indicators.
• Lead advanced analysis and characterisation of electrolyte formulations, additives, and electrode–electrolyte interfaces to understand their impact on performance and durability.
• Demonstrate scalability of novel materials and formulations from coin cells to single‑layer and multi‑layer pouch cells.
• Interpret experimental data and provide clear, evidence‑based insights to the Cell Development team and wider Technology Function.
• Collaborate across R&D on topics including interphase engineering, electrochemistry, and safety.
• Support the transfer of new electrolyte technologies into Cell Development through processes such as New Technology Introduction (NTI).
• Contribute to the creation and execution of a competitive Electrolyte Technology Roadmap.
• Design and deliver novel electrolyte formulations using experimental, modelling, and machine‑learning approaches.
• Identify patentable innovations and support IP strategy, including filing and prior‑art analysis.
• Build and maintain a strong network of academic and industrial partners.
• Line‑manage, mentor, and develop a team of scientists, engineers, and technicians.
• Review technical outputs and provide strategic recommendations to senior leadership.
• Support the growth, capability development, and continuous improvement of the R&D organisation.

• Demonstrable industry experience in Li‑ion liquid electrolytes within Tier 1 battery R&D, manufacturing, or EV OEM environments.
• Documented technical management experience with a track record of building teams and delivering commercial outcomes.
• Expert knowledge of state‑of‑the‑art Li‑ion electrolyte systems, including materials chemistry, interface engineering, and failure‑mode mitigation.
• Deep understanding of materials science, chemistry, analytical sciences, electrochemistry, and lithium‑ion cell behaviour.
• Strong experience in IP portfolio management, including patent filing, searches, and prior‑art analysis.

• Graduate degree (MSc/PhD) in materials science, chemistry, or electrochemistry.
• Prior experience at industry‑leading battery developers or manufacturers is essential.

• Influence the future of battery technology from the inside — working with some of the brightest minds in a fast‑paced, purpose‑driven environment.
• Competitive compensation, flexible banding for exceptional talent, and significant opportunities for career progression.
• The agility of a start‑up with the backing and stability of Tata Sons.
• Your work will directly contribute to the global clean‑energy transition.
• A culture where you can be your authentic self — supported, celebrated, and empowered to do the best work of your career.
• We believe innovation thrives in an inclusive environment. We welcome applications from people of all backgrounds, identities, and abilities.