Project Manager, Onboarding Manager – Renewable Energy

Solarize

Project Manager for onboarding and integration of clients with Solarize's energy solutions. Collaborate with customers and develop innovative renewable energy solutions to enhance business models.

Posted 7/7/2026full-timeStuttgart • 🇩🇪 GermanyMid-LevelSenior💰 €40,000 - €60,000 per yearWebsite

Tech Stack

Tools & technologies

ERPGo

About the role

Key responsibilities & impact

You advise customers on economic and technical aspects of building new business models based on renewable energy, such as tenant solar (Mieterstrom), shared building energy supply and PPAs.
You coordinate the onboarding of new clients onto the Solarize platform, from kick-off to go-live.
You manage the integration of Solarize into customers' existing systems (ERP, CRM, customer portals).
You enable our customers to participate in energy market processes, in coordination with grid operators, suppliers and metering point operators.
You keep the various project stakeholders aligned and ensure that everyone is pulling in the same direction.
You contribute to the development of innovative solutions around renewable energy.

Requirements

What you’ll need

What matters most to us is your motivation and resilience to keep developing.
You take ownership of your projects and drive them to a structured conclusion without needing to be prompted.
You are confident in customer-facing situations and maintain oversight when coordinating multiple stakeholders.
You are familiar with energy market processes or have the drive to learn them quickly.
You have a genuine affinity for renewable energy and sustainability topics.
You are proficient with tools like Miro, Asana, Google Workspace and Atlassian (or similar).
AI-fluent: you use AI not just for chatting but build automations and agents with tools like n8n, Gemini and Claude.
International work experience is a strong plus.
You speak German fluently (minimum C1).

Benefits

Comp & perks

Rapid learning curve: work directly with an experienced team to develop quickly and sustainably.
Scope to shape the role: bring your ideas and help build the structures for our future success.
Training budget: we invest in you with an annual budget for your personal and professional development.
Flexibility: hybrid work at our offices in Stuttgart or Berlin.
Top benefits: attractive subsidies for Urban Sports Club, JobRad (Job Bike) and the Deutschlandticket.
Passion & team spirit: we are a committed team that is passionate about our mission and celebrates successes together.
Regular team events: we strengthen team cohesion through events in Berlin, Stuttgart and other locations.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Project ManagementStakeholder ManagementIntegration ManagementAutomation DevelopmentRenewable Energy Knowledge

Soft Skills

MotivationResilienceOwnershipConfidence in Customer-Facing Situations