Technical Sales Representative

Are you ready to revolutionize the clean energy space while building a meaningful career?

Join Smart Helio, a Y Combinator-backed deeptech startup headquartered in Lausanne, Switzerland, and help reshape solar energy performance using cutting-edge AI and advanced diagnostics.

Smart Helio is on a mission to make solar energy truly sustainable by reducing energy losses and improving asset reliability. We've been recognized globally, including as a “Best for the World” company by B Corporation. Learn more at  .

About the Role

We are looking for a full-time Technical Sales Representative to join our Swiss office. This role is ideal for a dynamic, early-career professional (aged 25–30) with a technical background in PV or energy engineering who is eager to bridge the gap between innovation and client needs.

You will play a pivotal role in understanding customer challenges in PV asset management and positioning our advanced AI-powered software as the best solution for their needs.

You’ll work closely with our global sales, product, and engineering teams in Switzerland and India.

• Develop a deep understanding of Smart Helio’s products and effectively communicate their value to technical and business stakeholders to solve their technical challenges.
• Actively identify and engage potential clients across Europe and Latin America.
• Set up meetings or calls between potential customers.
• Build trusted relationships with technical & commercial stakeholders and manage a pipeline of interested prospects.
• Maintain accurate lead and opportunity records via Hub Spot CRM.
• Support the end-to-end sales cycle, from initial contact to signed deal.
• Degree in Electrical, PV, Energy Engineering, or a related technical discipline.
• Fluent in English and another language (ideally, Spanish or German).
• 1–3 years of experience in technical sales or client-facing roles (internships or projects in renewable energy a preference).
• Entrepreneurial experience and/or worked in startups, and thrive in dynamic, high-ownership environments.
• Strong interpersonal skills and an ability to communicate complex technical concepts to both technical and non-technical audiences.
• Curious, proactive, and driven to create impact in the energy space.
• Willingness to travel across Europe and abroad for client visits or conferences.
• Salary: CHF 3’500/month + performance-based bonus (signed contracts).
• Possibility for ESOPs
• High growth opportunity
• Work in a mission-driven, fast-paced startup solving real climate challenges.
• Join a global team across Switzerland, India, and the US.
• Gain hands-on exposure to cutting-edge solar technologies and AI.
• Opportunities for career growth and leadership as we scale globally.
• Weekly flexibility for partial remote work.
• Become part of the Swiss startup ecosystem and the international solar energy community.

How to Apply

Send your CV and a short cover letter to:

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When can you join, if selected?
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