About Stem - Driven by human and artificial intelligence – Stem is unlocking energy intelligence.

Stem (NYSE: STEM) is a global leader reimagining technology to support the energy transition. Turning complexity into clarity, and potential into performance.

We help asset owners, operators and stakeholders benefit from the full value of their energy portfolio by enabling the intelligent development, deployment, and operation of clean energy assets. Our integrated software suite, PowerTrack, is the industry standard and best-in-class for asset monitoring, supported by professional and managed services, under one roof. Meant to tackle challenges as seamlessly as possible, Stem shows the information needed clearly and accurately and helps harness raw data to inform actionable insight. With global projects managed in 55 countries – from Germany to Japan and across North America – customers have relied on Stem for nearly 20 years to maximize the value of their clean energy projects.

Role Overview:

We are seeking a seasoned, sales-focused Account Executive with a strong track record in the solar or energy storage industry across Central Europe and the DACH region. In this pivotal role, you will support Stem’s European expansion by developing and managing a sales pipeline focused on utility-scale solar and battery energy storage developers, Independent Power Producers, and strategic partners.

You will establish and grow relationships with high-potential customers, build a pipeline of high-value software-led opportunities, and convert project-based engagements into long-term strategic accounts with expansion and upsell potential aligned with Stem’s modular product roadmap. This role requires a commercially driven sales professional with a strong understanding of the solar and BESS ecosystem, capable of engaging key decision-makers, translating technical requirements into clear commercial value, and consistently delivering against ambitious growth targets in a rapidly evolving clean energy market.

Responsibilities:

• Achieve sales targets by executing a focused solar and energy storage sales pipeline, primarily serving renewable energy project developers, asset owners, and Independent Power Producers
• Build and sustain long-term partner relationships by delivering value-driven EMS Edge and Cloud software solutions
• Collaborate closely with cross-functional teams, including Product, Product Marketing, Commercial Operations, Delivery, and Sales Support, to ensure partner needs are met and commitments are fulfilled
• Represent the company at selected industry events, trade fairs, and conferences, including customer and partner presentations
• Work with Marketing, Product Marketing, and Business Development to identify and execute partner-led demand generation initiatives
• Maintain accurate opportunity, pipeline, and activity tracking in NetSuite and Jira, ensuring transparency for management and key stakeholders
• Own and progress assigned opportunities through the full sales cycle, coordinating internal and external stakeholders as required

Qualifications:

• at least 3 years of experience selling complex, high-value technical solutions with long sales cycles, including software or data-driven platforms, with strong quota attainment
• proven success engaging executive-level decision-makers and consistently exceeding sales targets
• High level of professionalism, integrity, and commercial discipline, with strong negotiation and closing skills
• Self-driven, structured, and comfortable operating independently with limited supervision
• Ability to accurately forecast pipeline, deal timing, and likelihood of close
• Good understanding of solar and energy storage business models, particularly for project developers and Independent Power Producers, preferred
• Business, technical, or engineering background preferred
• Fluency in German and English is required

What We Offer:

• Salary Range:

On-Target Earnings (OTE): €130.000,00 - €140.000,00

Base Salary: €90.000,00 - €100.000,00

• Growth Opportunities: Be part of an international, fast-growing company at the cutting edge of the global energy transition.
• Comprehensive Benefits: Stock options program, subsidized UrbanSports membership, and BVG ticket, plus exclusive discounts on technology, clothing, restaurants, hotels, and more.
• Continuous Learning: Access to Stem University for exclusive training on energy optimization solutions.