Corporate Strategy Manager PMI (f/m/d)


Wildpoldsried, BY, DE Berlin, BE, DE DE

Stellen-ID:  4114

At the earliest date possible we are looking for support for our #teamsonnen

Clean and affordable energy for all is one of the greatest challenges of our time. Sonnen has been committed to this mission since 2010 and is now represented in Europe, the USA and Australia with over 1,000 team members globally. In Germany, our offices are located in the beautiful Wildpoldsried (Allgäu) and the vibrating heart of Berlin Kreuzberg.

At sonnen, we are building the energy system of the future. To this end, we are developing new technologies and business models that have not existed before. Whether intelligent power storage, virtual power plants or digital services - we set the trends of a new energy world. That means, among other things, the inexpensive production and storage of renewable energy and the intelligent networking of producers and consumers. sonnen thereby gives people around the world the opportunity to become independent of fossil fuels and conventional energy supplier.

We are growing steadily and are looking for people who want to join us in our vision of clean and affordable energy for all while making a positive impact on climate change.

What you will do to help drive energy transition:


  • You work hand to hand with the integration managers from other departments and are responsible for planning, controlling, implementation and post-closing activities.

  • During the M&A process, you support the decision-makers in developing the optimal integration concept (target operating model, synergy potential and measures, organizational model as well as communication & transformation) and carve-out planning.

  • As a gatekeeper in the investment process, you ensure that PMI-relevant criteria are taken into account in strategic M&A transactions

  • You are responsible for the continuous development of the PMI, carve-out processes and tools.

  • You support the establishment of efficient tracking and reporting for decision-makers.


What you will need on that journey:


  • You have a master's, MBA or a comparable degree from a leading national or international university/business school.
  • You have several years of professional experience in the post-merger integration/ corporate finance, M&A or corporate development environment with a focus on post-merger integration at a management. consultancy or in a corporate environment.
  • Ideally, you have already gained experience in the digital or TMT area.
  • You have excellent project and stakeholder management combined with an independent and structured way of working.
  • You enjoy working in a team in an informal and energetic environment, and you are characterized by great commitment, a quick grasp and a high degree of analytical thinking.
  • Business fluent German and English skills complete your profile.

What you can expect at sonnen:

  • An atmosphere of openness, tolerance and mutual respect, where innovation is expected and encouraged
  • The option of working full- or part-time for every position
  • 30-32 days annual vacation with increasing team membership
  • Leasing of company (e-)bikes with up to 40% discount
  • Flexible working hours and option working mobile
  • Mental health and wellbeing offering for you and your family members
  • Free German, English as well as online yoga and body art courses
  • Soft drinks, fruits and cereals in our offices
  • Use of sports memberships (EGYM Wellpass, only €29.75/month) and discounts for other services and products 
  • Employee discount on our electricity tariff
  • Regular team and company events
  • We love dogs! You too? Feel free to bring your fellow friend to our offices


You feel we are a match? Apply now and help us to shape the energy transition together. We look forward to welcoming you to #teamsonnen!

sonnen - energy is yours!

Stellensegment: Corporate Finance, MBA, Manager, Finance, Management