Team Lead Sales Development (AI x Renewables) (all genders)

Your Impact

As  Team Lead Sales Development , you’ll continuously develop our SDR team, processes, and sales playbook. You’ll coach, set ambitious targets, and pick up the phone yourself. In doing so, you’ll build a strong outbound pipeline and drive our growth.

Location: Berlin, on-site

Employment type: Full-Time

• Lead and develop our SDR team. Help each rep improve through regular 1:1s, call reviews, practical coaching, and clear development goals.
• Own pipeline generation. Translate monthly and quarterly targets into actionable plans, tracking both performance and opportunity quality.
• Lead by example. Make cold calls, test new approaches, and show your team how to run effective conversations with decision-makers.
• Build a strong outbound culture. Make preparation, consistent prospecting, structured follow-ups, and shared learning part of the team’s daily routine.
• Develop our sales playbook. Refine messaging, call scripts, and outreach sequences for heating and solar installation businesses.
• Partner with Account Executives and Sales Leadership. Align on target customers, qualification criteria, and smooth handoffs.
• Improve our processes. Use CRM data, automation, and AI tools to reduce repetitive tasks and give your team more time with prospects.

What you bring

• At least one year of outbound sales experience, with a track record of generating qualified opportunities through cold calling.
• One to two years of sales leadership experience, including coaching and managing team performance.
• An understanding of SMB sales and the ability to connect with business owners and decision-makers.
• A structured approach to targets and metrics, with the judgment to identify where your team needs support.
• Initiative, resilience, and the ability to turn ideas into action quickly.
• Excellent English communication skills, plus C2 proficiency in German, Italian, or French.
• Enthusiasm for AI, software, and the energy transition. Experience in SaaS sales or the installation industry is a plus.
• Confidence using CRM systems. Experience with HubSpot and sales automation is an advantage.

What we offer

• Grow with us: As part of a fast-growing, YC-backed climate tech startup with an ambitious team.
• Real ownership: Drive your work from idea to impact.
• Low ego, high trust: No blame, open feedback, collaboration over hierarchy.
• Be part of the energy transition: Help bring more heat pumps and solar to homes every day.
• Hybrid work in Berlin-Mitte: 3 days together in our office near Weinbergspark, 2 from home. Need more flexibility? We'll find a way.
• Modern equipment: MacBook and 27″ monitor.
• Annual team retreat plus regular team events.
• Mobility: Dance e-bike or Deutschland-Ticket.
• Fitness: Urban Sports Club membership.

Next steps

• Apply online with your CV. Your contact is Philipp Hulm (Sales Lead).
• After reviewing your application, we’ll get back to you about the next steps.
• We’ll start with a 30-minute Google Meet interview with someone from our Sales team.
• Next, you’ll have a 30-minute Google Meet interview with our founder, Thies.
• We’ll then invite you to meet us in person at our Berlin office.

Don’t meet every requirement? Apply anyway. We’d love to get to know you.

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Source: Statistisches Bundesamt (Destatis), table; dl-de/by-2-0; StarIn's calculation