Are you ready for a new challenge?

Join Sacred Sun Europe (, a key player in the international market for energy storage, lead-acid and lithium-ion batteries in the Telecom, Datacenter, Renewable Energy, and Industrial sectors.

Sacred Sun focuses on building reliable and sustainable energy systems and solutions and is committed to providing quality service. Our mission is to distribute intelligent and environmentally friendly energy.

As part of our growth, we are seeking a Commercial/Business Developer Engineer with a strong technical background.

Your role:

You will be responsible for developing your own B2B client portfolio by identifying business opportunities and converting them into contracts, then overseeing projects and maintaining customer relationships.

Your tasks, in summary:

  • Acquiring new clients and identifying their needs,
  • Building projects,
  • Providing technical and commercial advice,
  • Managing the entire sales cycle,
  • Overseeing projects,
  • Participating in European trade shows to represent our company.


You have strong technical skills and a rigorous and synthetic mindset, combined with a real sales talent: good listening skills, diplomacy, persuasion, ability to simplify, excellent interpersonal skills. You can provide clients with the most appropriate solutions.

You are a hands-on person with a team spirit and fluent in English. Travel within France and Europe is expected. This position has the potential to evolve into a Commercial Director role, so a collaborative spirit is desired. You are able to teach and have an interest in multi-service versatility (marketing, communication, etc.).


  • Bachelor’s degree or higher,
  • Excellent skills in office software and communication,
  • Fluent in English,
  • Experience in the renewable energy sector,
  • Significant experience in B2B commerce is required.

Technical skills:

  • You have a real affinity for technical products and ideally:
  • Knowledge of electricity and energy systems and electronics,
  • Knowledge of Li-Ion batteries, BMS, and energy storage.

Does this sound like you?

Employment type:

  • Permanent Employment Contract Manager (CDI)
  • Based in: Bordeaux / Paris / Toulouse / to be studied.
  • Salary: 35 to 60 k€ / year depending on profile


  • Commercial package

Types of bonuses and rewards:

  • Commissions
  • Bonuses
  • Profit sharing


  • Business Development: 3 years (Required)

Expected start date:

  • ASAP

Sacred Sun Europe is a human-sized company with an international reach.

Our recruitment policy is based on open conversation. There is no set formula for being a good salesperson, engineer, or administrative assistant, so we ask our employees to bring their true selves to the job.

We assess strengths and weaknesses through conversation and tap into each person’s unique qualities. Our company values emotional intelligence and doesn’t rely on a specific curriculum or set of rules.

We have a relaxed, supportive work environment and regularly host team-building events and meals. We prioritize employee well-being and are open to new ideas to improve the work environment.

If this resonates with you, we would love to hear from you!

Please send your CV and cover letter with the following details:

  • Subject: Application for Sales Engineer/Business Developer position
  • To the attention of: Head of Human Resources
  • Email:
Download the official offer by PDF : click here.
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