Growth Marketing Manager (f/m/x)

suena GmbH

Job Description

Hamburg Hybrid | 50.000 to 60.000 € p.a. | 30 days vacation | German/English C1

Are you enthusiastic about data-driven growth marketing and eager to scale the visibility of one of the most exciting green tech startups?

Join us at suena energy as Growth Marketing Manager (f/m/x) and take ownership of our marketing engine – from campaign automation to multi-channel performance – to make sure our story reaches the right people, in the right way, at the right time.

suena energy is a green tech startup specializing in algorithmic energy trading for energy storage systems and renewable energies.
Our vision: a world where clean energy is used reliably, economically, and intelligently. With our AI-based optimization and trading software, we maximize the revenues of operators of large-scale energy storage and renewable assets on short-term electricity and balancing markets – while simultaneously minimizing their risks.

We are a 35-people team, which combines coziness and fast-paced dynamics. Following our successful Series A, we're investing in expanding our team – and we're excited to strengthen our team with new talent and continue growing together!

The team is waiting for you:
You'll be joining a close-knit and dynamic Marketing & Communications team:

Pia (our Marketing & Comms Circle Lead, focused on strategy and thought leadership)
Amelie (Junior Marketing & Communications Manager, specializing in PR and content)
and Merle (Working Student, supporting us with branding expertise)

As part of our commercialization strategy, this is a newly created role with plenty of room to shape processes and drive impact. We're currently working together to define the marketin g budget and key KPIs – we know how important clarity and resources are for your success, and you'll be actively involved in setting these foundations from day one.

Growth Marketing Manager (f/m/x)


  • Take full ownership of HubSpot marketing automation: set up and optimize journeys, segmentation, and lead nurturing.
  • Design, execute, and analyze multi-channel campaigns (content, paid, newsletters) to drive reach, conversion, and lead quality.
  • Bring data to life: track KPIs, generate actionable insights, and empower Sales & Marketing to refine content and understand target audiences.
  • Manage paid campaigns (LinkedIn, Google, etc.) and implement newsletter campaigns, including A/B testing and performance analysis.
  • Support SEO audits and event marketing, ensuring visibility and engagement across all relevant channels.


  • You bring 1–3 years of experience in growth or performance marketing, ideally in B2B SaaS or tech, with a track record of delivering successful campaigns and measurable outcomes.
  • Hands-on expertise with HubSpot Marketing Hub (or similar CRM/automation tools).
  • Proven skills in campaign management, marketing automation, paid media and SEO.
  • Strong analytical mindset, comfortable with KPIs, dashboards, and conversion funnels.
  • Your way of working is creative, well-organized, and proactive - whether you're driving campaigns or working with colleagues.
  • Fluent in German and English.
  • Experience in the energy industry is a plus, but your curiosity and growth mindset matter most.


  • Shape the Future: Help drive the energy transition with us! Join a booming market, real startup spirit, and make your mark in sustainability.
  • Connecting & Co-Creating: Strategy off-sites (like Denmark 2024) and onsite weeks for real collaboration and shared ideas.
  • Work Your Way: Home office and flexible hours – you know what works best for you and your team.
  • Team Spirit: Yoga, shared lunches, after-work fun – we support each other and keep the vibe strong, even when it's busy. Barista, DJ, guitarist included – we can't wait to discover your hidden talent!
  • Fair & Transparent: Clear structures, democratic decisions, and a feedback culture where your voice counts.
  • Body & Mind: Urban Sports Club membership, wellbeing check-ins, and mental health support – your energy matters.
  • New Office Vibes: 10th-floor office with rooftop terrace, canteen, great views, ergonomic desks, hardware of your choice, and pet-friendly!
  • Sustainable Extras: Deutschlandticket, FutureBens, and more – supporting your mobility and future.
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