Senior People and Culture Manager (f/m/x)

Hamburg | €66.000 - 76.700 p.a. | 30 days vacation | English (C1)

Are you passionate about shaping culture, engagement, and organizational development in a fast-growing energy tech scale-up? Join us at suena energy as our Senior People & Culture Manager (f/m/d) and take ownership for all things People, Culture & HR. You'll help us evolve from a startup to a mature, international organization; building a resilient culture, supporting our teams through growth and change, and ensuring that suena remains a place where people feel valued, supported, and empowered to grow.

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're a team of 45 people, combining a warm, supportive team culture with true startup drive. Following our successful Series A, we're expanding our team – and looking for an experienced People & Culture leader to scale our organization for the next growth phase.

Is this your People & Culture playground?

• You are based in Hamburg and value being present on-site to actively shape culture and connect with people (hybrid work possible).
• You have hands-on experience in fast-paced startups/scale-ups and dynamic growth environments .
• You know how to build and develop culture and organizational structures from the ground up.
• You bring strong HR expertise across the entire employee lifecycle, with a focus on organizational and cultural development.

• Foster a strong, inclusive company culture by further developing existing initiatives and thoughtfully introducing new programs and rituals to ensure healthy, resilient growth
• Develop and improve HR policies and processes for clarity, consistency, and compliance across all locations
• Advise and support leaders and employees on all people topics, balancing labor law, compliance, and culture
• Oversee Talent Acquisition and ensure new hires are successfully onboarded, integrated, and set up for growth as our team doubles in size
• Support international expansion by adapting People & Culture strategies and ensuring our culture scales with us
• Manage payroll, benefits, and reward programs, ensuring compliance and employee well-being
• Monitor and analyze key HR metrics (e.g., turnover, engagement) to drive improvements

• You have several years' experience in a senior People & Culture or HR role, with proven success in a fast-growing, international environment.
• You bring a strong background in organizational development, business psychology, or a related field, and have the methodological skills to translate theory into practical, sustainable solutions.
• You have a track record in building and optimizing HR structures, policies, and people programs, and are confident across the entire employee lifecycle.
• You are passionate about culture work and team development; you love connecting people, spending time with the team, and actively shaping a positive environment.
• You are enthusiastic, approachable, and empathetic, with a clear view for the big picture, optimization potential, and a strong sense of ownership and initiative.
• You are analytical, structured, and hands-on; comfortable with HR metrics and driving improvements.
• You are fluent in English (German is a plus) and have excellent communication skills: you bring clarity, can address sensitive topics with care, and resolve conflicts constructively.

• 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.