We are hiring! Join LuxQuanta as a Senior Pre-Sales Engineer

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At LuxQuanta, we are pioneering the Quantum Communications industry with quantum physics-based security solutions. As we expand internationally, we're looking for a passionate Senior Pre-Sales Engineer to help us lead the market across Europe and beyond.

About the Role

As Senior Pre-Sales Engineer, you'll bridge customer needs, business goals, and internal technical execution. You are a tech-commercial powerhouse who can spark interest, design complex solutions, and close B2B deals while coordinating R&D;, Product, and Operations.

Main Tasks & Responsibilities

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- Presales Leadership & Closing: Drive technical presales, solution design, and B2B telecom deal closures.

- Customer Advisory & Mobility: Conduct high-level technical presentations, demos, and on-site client visits globally.

- Project Orchestration: Coordinate complex presales workflows, aligning internal R&D;, Product, and Operations teams.

- Network Solution Design: Architect tailored solutions for enterprise/carrier clients (high-level fiber optics, DWDM, OTN,



wholesale/reseller models).

- RFPs & Proposals: Lead commercial negotiations, RFP/RFI responses, SOWs, and feasibility studies.

- Hands-On & Field Support: Apply field engineering insights and support cross-functional teams on ad-hoc priorities.

- Degree in Telecommunications or Electrical Engineering (or similar).

- 7–10+ years in Telecom Pre-Sales, Solutions Architecture, or Technical Sales.

- Deep expertise in high-level fiber optics, optical networks (DWDM, OTN), carrier infrastructure, and wholesale/reselling.

- Proven closing ability, commercial negotiation skills, and cross-functional project leadership.

- Pragmatic, versátil, and ready to roll up your sleeves beyond standard presales tasks.

- Fluent in English and Spanish (German is a strong plus).

- Flexible working hours & Remote within Spain if based outside Barcelona. xcskxlj

- Short Fridays in summer & real growth opportunities in a vibrant team

We are committed to building a diverse and inclusive workplace where every voice contributes to solving genuinely hard problems.

#QuantumTech #PreSales #SalesEngineering #TelecomJobs #DeepTech #BarcelonaJobs #Hiring

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📌 Senior Pre-sales engineer (España)
🏢 LuxQuanta
📍 España