Key Account Manager – Commercial Solar & Battery Storage

About the role

We are seeking an ambitious B2B sales professional to lead the growth of commercial solar and battery storage projects across Southern Germany. The Key Account Manager will own the full sales cycle for large‑scale PV and energy‑storage solutions, working closely with industrial customers, municipalities, developers and investors.

Key responsibilities

• Identify and secure new business opportunities in the commercial, industrial and municipal sectors.
• Build and maintain relationships with key decision‑makers, project developers, investors and public‑sector stakeholders.
• Provide technical and commercial advice on photovoltaic (PV) systems, battery energy storage (BESS) and energy optimisation solutions.
• Prepare tailored proposals, financial models and ROI calculations.
• Navigate complex procurement processes and manage opportunities through a CRM system.
• Coordinate with internal engineering and project delivery teams to ensure smooth hand‑over from contract award to implementation.

Required profile

• Proven success in B2B business development or key account management, preferably in the energy sector.
• Experience selling complex technical or infrastructure projects with long sales cycles.
• Strong commercial instincts combined with the ability to understand technical solutions.
• Excellent negotiation and relationship‑building skills.
• Full driving licence and willingness to travel across Bavaria and Baden‑Württemberg.

Required skills

• PV systems
• Battery energy storage (BESS)
• Energy optimisation solutions
• CRM systems

What we offer

• Base salary of €70,000 per year plus a performance bonus of up to €30,000 (OTE €100,000).
• Company car.
• Hybrid and flexible working arrangement.
• Opportunity to work on high‑value renewable energy projects driving the energy transition.