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 RoleAs 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.With your true Startup DNA, you bring a hands-on, highly flexible mindset, ready to step into adjacent areas whenever needed to ensure smooth transitions and project success.Main Tasks & ResponsibilitiesPresales 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.Qualifications & SkillsDegree 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, adaptable, and ready to roll up your sleeves beyond standard presales tasks.Fluent in English and Spanish (German is a strong plus).Frequent travel required.Compensation & Be

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