Sales Specialist – Energy Storage Systems Buyers / Offtake

• Build and execute a prospecting strategy to reach ESS buyers across target segments and geographies.
• Map accounts and decision-makers (origination, development, procurement, engineering, finance).
• Develop a structured pipeline with clear qualification (use case, site, interconnection, timeline, budget, contracting path).

• Lead sales cycles end-to-end: discovery, solution positioning, bid submission with our ESS partners, negotiation, and close.
• Translate customer needs (capacity, duration, degradation, warranties, performance guarantees, delivery schedule) into winning commercial offers.
• Coordinate internal stakeholders and our ESS partners to produce compelling proposals (technical + commercial + delivery plan).

• Identify and manage strategic partners (EPCs, developers, integrators, advisors) to accelerate access to projects.
• Create repeatable partner motions (lead sharing, co-selling, framework agreements).

• Provide market feedback to inform pricing, product roadmap, and packaging (e.g., warranty structures, O&M options, availability guarantees).
• Track competitor activity and customer buying criteria; recommend differentiators and positioning.

• Support negotiation of key commercial terms (payment milestones, delivery, LDs, acceptance tests, warranties, service levels).

• 3–8+ years in business development / B2B sales within energy storage, renewables, power markets, or grid infrastructure.
• Proven track record of selling complex solutions with multi-stakeholder buying committees.
• Comfortable with technical-commercial discussions (ESS sizing, duration, performance, degradation, warranties, grid connection constraints).
• Strong negotiation skills and experience working with term sheets/contracts (with support).
• Excellent CRM discipline (pipeline hygiene, forecasting, stage definitions).

Bonus Skills

• Experience selling grid-scale BESS, hybrid projects (PV+storage), or storage services (tolling, capacity, ancillary services).
• Knowledge of project development lifecycle (site control → interconnection → permitting → financing → EPC).
• Familiarity with offtake structures and revenue stacks (capacity, arbitrage, ancillary services).
• Existing network across utilities, developers, IPPs, and storage operators.

• Flexible working hours & hybrid remote model– we trust you to deliver results, wherever you are. 
• Modern office in Mainz (optional) – open spaces, coffee bar, meeting pods. 
• Low‑hierarchy, open‑feedback culture– your voice shapes strategy. 
• English as the company language– work in an international, multicultural team. 
• Competitive salary plus performance-based bonus tied to sourcing volume, quality, and revenue generation. 
• Professional development budget– conferences, certifications, language courses. 
• Direct impact on the circular battery ecosystem– you willliterally helpclose the loop on used EV batteries.