Join AQUABATTERY today, a pioneering climatetech startup dedicated to commercializing affordable, safe, and sustainable long-duration energy storage (LDES) solutions based on saltwater. Our innovative flow battery technology provides an LDES solution without relying on critical or toxic raw materials. With fresh funding secured and our first commercial product on the horizon, this is an exciting time to become part of our growing team and contribute to building a cleaner, more resilient energy future. As an ION Exchange Membrane Specialist, you will drive the development and optimization of ion exchange and bipolar membranes at the core of our acid-base flow battery technology. Working closely with our Tech Development team and external partners, you will apply advanced characterization methods to improve performance and help scale our solutions from lab to real-world applications.

Responsibilities:

• Lead R&D on ion exchange membranes for flow batteries.
• Optimize membrane properties to maximize efficiency.
• Develop bipolar membranes to enhance battery performance.
• Utilize advanced characterization techniques (e.g., EIS, ion chromatography).
• Collaborate with scientists and engineers to optimize the membrane stack.
• Work with academic and industry partners.

Requirements:

• PhD in Chemistry (focus on membrane science) + 2+ years of industry experience.
• Expertise in ion transport phenomena and membrane characterization.
• Strong problem-solving, analytical, and teamwork skills.
• Fluent in English (Dutch is a plus).

What We Offer:

• The chance to contribute significantly to the energy transition at our state-of-the-art ETCA facility.
• A collaborative, multicultural work environment that values practical observations and technical insights.
• A structured, performance-driven culture that supports professional growth and technical skill development.
• Competitive salary plus Stock Appreciation Rights (SARs).
• Work-life balance, including 25 vacation days and flexible working arrangements.
• A green pension scheme with a 50% employer contribution and collective health insurance discount.
• A company bike for commuting.
• Regular team events and opportunities to shape the future of clean energy.