Working Student Sales & Marketing (m/f/d) – Hamburg/Neumünster

1KOMMA5° pursues one vision: Living on wind and sunlight forever for free. With Heartbeat AI we are building the energy system of the future – join us!

We combine regional craft skills with scalable software and treat solar, storage, heat pumps and e-mobility as one intelligent, integrated system. Our virtual power plant is directly linked to the electricity market – real-time, fully automated. We use renewable energy when it is cheapest and most abundant. By 2030 we aim to switch 1.5 million households to renewables, supported by 3,000+ employees at 80+ locations worldwide.

Your tasks

• Support planning, execution and analysis of marketing campaigns (email marketing, events)
• Assist lead generation, customer acquisition & care, maintain sales data and reports
• Manage customer databases / CRM systems
• Prepare and attend marketing events
• Evaluate marketing KPIs and create reports

Your profile

• Enrolled student, ideally in marketing, event management, communications or related field
• Confident use of Google Workspace (MS Office equivalent)
• First experience with CRM / email-marketing tools desirable
• Strong written and verbal communication skills
• Analytical mindset for data evaluation
• Pro-active, responsible working style
• Team player who enjoys customer contact
• Very good German, English advantageous

We offer

• Flexible hours that fit your studies
• Tech equipment also for private use
• High responsibility and own project topics
• Flat hierarchies with great development potential
• Meaningful work advancing the energy & mobility transition
• EGYM Wellpass (access to 7,600+ sports partners)
• Benefits & discounts via Futurebens