Key Account Manager (m/f/x) | Climate Tech Startup – Munich, tozero, Germany

Job Title: Key Account Manager (m/f/x)
Company Name: tozero
Location: Munich, Germany (Office/Plant)
Work Arrangement: On-site
Employment Type: Full-time
Application Deadline:
Job ID:
Company Website: https://www.tozero.solutions

About the Company

tozero is Europe’s leading deep-tech startup specializing in the recycling of lithium-ion batteries. We’re on a mission to accelerate decarbonization and transform the material lifecycle by crafting sustainable recycling solutions. Our culture is fast-paced, collaborative, and driven by purpose—working together to close the loop on batteries and enable a cleaner, more innovative future.

Role Overview

As a Key Account Manager at tozero, you will own and grow our most strategic customer relationships—Fortune 500s, global battery manufacturers, and leading automotive OEMs. You’ll drive long-term partnerships by navigating complex procurement cycles, leading C-level conversations, and shaping the future of electrification and recycling. Your work will directly impact our growth and help advance Europe’s transition to a circular economy.

Key Responsibilities

  • Acquire and expand high-value accounts with Fortune 500s, global battery players, and automotive OEMs.
  • Develop customized account strategies aligned with customers’ sustainability and innovation goals.
  • Build and maintain trusted relationships with executive and C-level stakeholders.
  • Lead complex sales processes, including RFPs, procurement negotiations, and long-cycle deals.
  • Collaborate cross-functionally with technical, legal, and operations teams to deliver integrated solutions.
  • Represent tozero at client meetings, industry events, and executive briefings.
  • Identify and pursue new growth opportunities within existing accounts to drive revenue.

Required Qualifications

  • 6–15 years of B2B sales or account management experience, ideally in cleantech, automotive, batteries, or industrial manufacturing.
  • Proven track record managing large corporate accounts and closing complex, long-cycle deals.
  • Hands-on experience with corporate RFPs, buying committees, and procurement processes.
  • Demonstrated success in both new business development (hunter) and strategic account growth (farmer).
  • Business-fluent in English; German proficiency is a plus.
  • Background in chemistry or engineering preferred.

Preferred Qualifications/Additional Skills

  • Experience selling to C-level executives in complex enterprise environments.
  • Strong communication, negotiation, and relationship-building skills.
  • Passion for sustainability and the circular economy.
  • Ability to thrive in a dynamic startup environment with a collaborative mindset.

Benefits & Perks

  • Free snacks and drinks to keep you energized throughout the day.
  • Fully subsidized Deutschlandticket for convenient commuting across Germany.
  • Access to Wellpass network of gyms, wellness centers, and fitness classes.
  • Dynamic and supportive startup culture with opportunities for professional growth.
  • Meaningful impact on Europe’s battery independence and circular economy.

Application Note

Your application will be forwarded to the company HR or talent acquisition team for further evaluation.

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