Customer Success Manager

Wallbox Chargers; Barcelona; On-site; EUR 55,000 - 90,000; Full time

Job summary

Jobtailor in Spain is seeking a customer-facing professional to lead onboarding, installation, and post-sale engagement for enterprise clients in the energy and mobility sectors.

You will coordinate across Engineering, Product and Services to ensure smooth transitions from prospect to customer, manage complex stakeholders, and drive satisfaction with robust risk management and clear communication.

Qualifications

• 3–5+ years in B2B customer-facing roles (Customer Success, Account Management, Pre-Sales, or Project Management) in infrastructure, energy, or EV charging.
• Proven track record managing large, complex accounts and multi-stakeholder relationships.
• Strong relationship management and consultative skills.
• Technical understanding of hardware/software solutions in energy or mobility.
• Familiarity with public tender processes and large contract negotiations.
• Spanish + English speaking proficiency.

Responsibilities

• Lead customer onboarding, including training, documentation, and initial deployment support.
• Ensure smooth installation, commissioning, and integration of AC and DC products.
• Serve as the primary post-sale contact for key accounts: CPOs, fleets, utilities, resellers.
• Drive customer satisfaction (NPS/CSAT) and manage escalations with Support and Service teams.
• Collaborate with Engineering, Product, and Services teams for customer transitions and long-term success.
• Work with cross-functional teams (Hardware, Software, Validation) to ensure project feasibility and execution.
• Track project milestones, manage risks, and ensure deliverables meet quality and timing objectives.

Skills

Customer success

Account management

Stakeholder management

Relationship management

Project management

Technical understanding

Communication

Negotiation

Job description

Responsibilities

• Lead customer onboarding, including training, documentation, and initial deployment support.
• Ensure smooth installation, commissioning, and integration of AC and DC products.
• Serve as the primary post‑sale contact for key accounts: CPOs, fleets, utilities, municipalities, resellers.
• Drive customer satisfaction (NPS/CSAT) and manage escalations in close coordination with Support and Service teams.
• Collaborate closely with Engineering, Product, and Services teams to ensure smooth prospect‑to‑customer transitions and long‑term success.
• Work with cross‑functional teams (Hardware, Software, Validation) to ensure project feasibility and execution.
• Track project milestones, manage risks, and ensure deliverables meet quality and timing objectives.

Requirements

• 3–5+ years in B2B customer‑facing roles (Customer Success, Account Management, Pre‑Sales, or Project Management), preferably in infrastructure, energy, or EV charging.
• Proven track record managing large, complex accounts and multi‑stakeholder relationships.
• Strong relationship management and consultative skills.
• Technical understanding of hardware/software solutions, ideally in energy or mobility.
• Familiarity with public tender processes, regulatory frameworks, and large contract negotiations.
• Spanish + English speaking proficiency.
• Project Tracking and Risk Management experience.
• Installation and Commissioning expertise.
• Documentation Development skills.
• Collaboration and Escalation Management abilities.
• Customer Satisfaction Focus.