Stack Engineering Manager

Lead the design and scale-up of the SOE stack at the heart of Kerionics’ clean energy breakthrough_

**Who are we**

We’re a growing multicultural team of 20+ people, united by the same purpose**:building a cleaner future through technological innovation.**

At KERIONICS, we believe technology should work for the planet. We’re passionate about cutting emissions in energy-intensive industries where fossil fuel replacement remains tough.

**What are we looking for**

We’re looking for a **visionary and collaborative Stack Engineering Manager** to lead the development and industrialization of our Solid Oxide Electrolyser (SOE) stack — the core of our technology.

This is a **unique opportunity to create and scale a critical component** from the ground up, in a company driven by purpose and innovation. You'll guide both technical design and engineering strategy, while building and empowering a multidisciplinary team to deliver high-performance, manufacturable stacks.

**What will you be doing**

You’ll lead the design and scale-up of our SOE stacks, ensuring that **fluid flow, heat transfer and electrochemical efficiency** are the primary drivers of every engineering decision.

You’ll create a clear roadmap, build a strong team around it, and foster a culture of trust, inclusion and continuous learning — all while staying focused on measurable outcomes and industrial scalability.

This role is ideal for someone who thrives in a **collaborative, mission-driven environment**, and who enjoys empowering others to succeed.

A collaborative and empathetic leader who fosters trust and inclusion, while driving the team toward **clear, measurable outcomes, respecting timing plan**.

**Key Responsibilities**
- Lead the development of SOE stacks with a focus on **fluid flow, heat transfer, and system performance**.
- Empower and mentor a **cross-functional team**, building an inclusive and high-performing environment.
- Ensure that **simulation and modelling** drive design decisions from the earliest stages.
- Collaborate across teams (MEA, BOP, testing) to integrate feedback and align on shared goals.
- Manage project timelines, resources, and reporting with transparency and accountability.
- Contribute to recruitment and grant proposal efforts, helping shape the future of the team.

**How we work**

This is a **100% on-site role** at our facilities in **Parque Tecnológico de Paterna (Valencia)**, where you’ll enjoy a collaborative environment with cutting-edge technology at your fingertips.

We start early — from **7:30**, so you’ll have your afternoons free to enjoy your hobbies, sports or quality time with friends and family. We truly believe a balanced life makes us better at what we do.

**What do we offer**
- ** €50-55K**gross annual salary.
- **22**working days of** vacation**per year, plus the Christmas period (December 25 to 31) off.
- The opportunity to work side by side with passionate people who truly care about building solutions for a greener future.
- A collaborative, multicultural environment where mistakes are part of learning and feedback helps us all improve.
- A chance to make a real impact on the future of clean energy.
- A supportive, inclusive environment.
- Opportunities for professional growth, leadership development, and innovation.
- A team that values **diverse perspectives and collaborative problem-solving**.

Your work will have a **direct impact on industrial decarbonization** — and you’ll help scale the most energy-efficient green hydrogen technology on the market.

**How to apply**

Fill in the form linked to this description. **We’d love to get to know you.**

**How will the selection process look**
- A first chat with our **People & Culture team** to get to know each other.
- A conversation with our **CTO** to dive deeper into your fit for the role and team.
- A **meeting with our CEO** to dive into your vision, ambitions and how they align with Kerionics’ mission and long-term strategy.
- And finally, if everything clicks, we’ll make you an offer — usually **within three weeks** from our first contact.

**About our culture**

**We make everything possible**. It’s the spirit that drives our resilience, fuels our innovation, and pushes us to keep overcoming challenges — no matter how tough they get.

️**We speak up.** Radical honesty is how we make ideas stronger and build trust.

**We get curious.** Whether it’s cracking a membrane problem or rethinking how we run a morning meeting, we explore, test and learn — fast.

**We’ve got each other’s backs.** We share knowledge, celebrate wins big and small, and help when someone’s stuck.

**We value every background.** Diversity isn’t just talk — it’s how we innovate better.

**We own it.** We’re proactive; we don’t wait around. This is our project, and every one of us pushes it forward.

**We learn from our mistakes.** We’re not afraid to try, fail, and try again — that’s how we turn bold ideas into real breakthroughs.

**We care.** About saf