We’re hiring a Business Developer to secure battery supply across multiple categories—new batteries from battery OEMs, used batteries, and surplus/oversupply stock (e.g., from automotive OEMs, Tier-1s, integrators).
You’ll work closely with our sales operations team, legal, and finance to ensure that sourced batteries are tradeable, bankable, and fit for customer requirements.
This role is commercially driven and relationship-heavy, combining sourcing/origination, market intelligence, and deal execution.
You’ll work closely with quality, logistics, legal, and sales teams to ensure that sourced batteries are bankable, traceable, and fit for customer requirements.
Build a sourcing strategy by category: new batteries, used and surplus (cells/modules/packs).
Identify and approach supply partners; map decision-makers across procurement, aftersales, engineering, and sustainability teams.
Create a qualified supply pipeline with clear attributes: chemistry, form factor, volumes, timing, location, documentation, and constraints.
Qualify supply streams for technical suitability and commercial viability (chemistry/form factor, configuration, condition & grading, compliance/documentation).
Coordinate with internal teams to define acceptance criteria and incoming inspection requirements.

3–8+ years in business development, sourcing, procurement, or origination within batteries, automotive, energy storage, electronics, recycling, or industrial supply chains.
Proven ability to negotiate and close B2B agreements with senior stakeholders.
Strong commercial skills: pricing, risk assessment, contract terms, and relationship management.
Comfortable with battery fundamentals (chemistry, formats, degradation drivers) and fit-for-purpose thinking.
High process discipline (documentation, traceability, pipeline hygiene).
Bonus: Experience sourcing used EV batteries or industrial lithium-ion batteries at scale.
Familiarity with testing/grading approaches (SoH estimation, impedance/OCV checks, diagnostic data).
Understanding of dangerous goods logistics and cross-border movement constraints.
Existing network in automotive OEMs, Tier-1s, cell makers, recyclers, and battery service ecosystems.
Experience with ESG/sustainability stakeholders and circular economy programs.

Competitive base salary + performance-based bonus
Flexible working hours & hybrid remote model
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
Professional development budget – conferences, certifications, language courses
Direct impact on the circular battery ecosystem – you will literally help close the loop on used EV batteries

Battery Supply Sourcing

Key skills