Global Key Account Manager (France-based)

Do you thrive on building long-term partnerships at the highest level? As our Senior Key Account Manager, you’ll shape international growth and make a real impact across borders and industries. Step into a role where strategy, relationships, and impact come together — and where you directly contribute to a more sustainable world.

Who is DESOTEC?

DESOTEC is an international environmental services company that helps protect the planet with sustainable mobile filtration solutions for the purification of liquids and gases. We have approximately 450 employees, united in Generation D., who are all committed to helping protect the planet by driving positive ecological change across all industries. Private equity funds managed by Blackstone acquired DESOTEC in 2021.

Why are we hiring a Global Key Account Manager at DESOTEC?

To support our continued international expansion, we are strengthening our strategic commercial team with a Global Key Account Manager. In this role, you will own and develop a portfolio of key global accounts—primarily headquartered in France—while driving growth across Europe and the US. You will play a critical role in building long-term partnerships, unlocking cross-border opportunities, and creating value across business units and industries.

What will you do as Global Key Account Manager at DESOTEC?

As a Global Key Account Manager, you play a pivotal role in managing and developing strategic international accounts. Your impact goes far beyond traditional sales:

• Build and maintain strong relationships at C-level and decision‑making level
• Develop and execute long‑term account strategies focused on sustainable growth
• Identify and drive opportunities across countries and business units
• Align internal stakeholders (sales, business development, R&D, operations) around one customer strategy
• Lead strategic discussions, partnerships, and high‑impact projects while monitoring performance via KPIs

What does your team look like as Global Key Account Manager?

As Senior Key Account Manager, you will be part of an international and ambitious commercial team, working closely with senior stakeholders across multiple regions. You will collaborate with colleagues from sales, business development, R&D, and operations, ensuring a fully aligned approach towards key accounts. You report directly to senior commercial leadership within DESOTEC.

Who are you as Global Key Account Manager?

You are a strategic relationship builder with a strong business mindset and international experience.

Ideally based in France , with willingness to travel across Europe and the US.

10–15+ years of experience in an international industrial environment.

Strong technical affinity to understand and communicate complex solutions.

Proven track record in key account management, business development, or senior sales.

Experience in sectors such as biogas, chemicals, water treatment, soil remediation, or environmental technologies is a strong asset.

Fluent in English and French (additional languages are a plus).

If you can’t tick off all the boxes, but you do recognize yourself in our three core values Teamwork, Excellence and Devotion, then we definitely invite you to take a chance and apply!

What’s in it for you?

It goes without saying that you get a lot in return in exchange for your unbridled dedication and enthusiasm:

• A competitive salary – We guarantee you a (more than) competitive base salary, depending on your experience.
• Fringe benefits – To optimize your salary package, you can count on a company car with charging or fuel card, a smartphone with a mobile subscription, pension plan and a sales bonus.
• Discounts through partnerships – As part of the Blackstone group, all internal DESOTEC employees also enjoy discounts on BRE‑Hotels (a collection of Blackstone‑owned hotels and resorts).
• Work‑life‑balance / hybrid working – You will work entirely from your comfortable home office . This flexible working arrangement allows you to start your workday in a relaxed manner, avoiding the morning rush, and to enjoy a high level of autonomy. Of course, you’ll be in close touch with your colleagues and manager via Teams, and during our biennial International Sales Meetings in Belgium.
• Time off to schedule freely – At DESOTEC there is no collective closure. You enjoy 25 paid vacation days and have the freedom to take 10 unpaid vacation days on top of that. This way you can increase your number of vacation days to 35 days!
• Personal & professional growth – You will have every opportunity to immerse yourself in your new role, but also to grow personally and professionally through an extensive range of training courses.
• Structured onboarding – We prepare a tailored onboarding plan for every new starter, ensuring a smooth integration into your team, tools, and DESOTEC’s mission from day one.
• Fun and relaxation – You will regularly be invited to one of the many afterworks and other fun activities. Each team also gets a team building budget – it's up to you how you spend it!

Our purpose and mission?

At DESOTEC, we are committed to building a cleaner, greener world for all. We strive to help protect the planet by driving positive ecological change across all industries.

Curious to find out more about your potential future employer? Check out and follow us on LinkedIn, Facebook and Instagram via @DESOTEC.