B2B Account Manager

Liège, Région wallonne, Belgique February 25, 2026

Mega is looking for a convicing B2B Account Manager with a passion for Sales, Negotiation, and Customer Activation! 💥💡
As B2B Account Manager, you will contribute to the commercial development of our B2B energy supply and telecom businesses for our customers in Belgium. Ready ? Because we are 😊

The Job :

Grow the B2B portfolio in Belgium by retaining existing clients and conducting/organizing both inbound and outbound prospecting (portfolio development).
Maintain regular visits to prospects and sales partners to generate new customers and gather market intelligence (client engagement).
Achieve individual and collective objectives related to sales volume, margins, and customer retention.
Monitor sales results and take necessary actions to meet targets, including maintaining a robust sales pipeline with leads at various negotiation stages.
Work closely with the other commercial departments and foster relationships with all internal stakeholders.
Actively contribute to risk management and secure client payments in collaboration with the Credit & Collection team.
Address and resolve any issues that arise with customers in partnership with internal departments (e.g. : Customer Care, Credit & Collection).

Working at Mega means :

Join a dynamic company where you can drive impact and contribute to a sustainable future, ensuring energy (and telecom) remains accessible and affordable for everyone.
Be part of a fast-paced, entrepreneurial environment where your expertise in sales will be valued.
Enjoy a hybrid working model that balances flexibility with a collaborative, results-oriented culture.
Thrive in a company that embraces diversity and inclusion—come as you are to a workplace where everyone is welcomed and respected.

Evolve in line with our key values :

Trust: We act with transparency, take responsibility, and foster exchanges based on trust, respect, and integrity.
Agility: We adapt quickly, find pragmatic solutions, and seize opportunities with creativity.
Positivity: We collaborate together with a positive attitude, shared motivation, and a common vision.
Customer First: We prioritize our customers, using our expertise to deliver value and build strong partnerships.
Performance : We aim for excellence by facing challenges with a performance and efficiency-oriented mindset. Our approach is focused on results and solutions.

Based in the heart of Liege or Leuven, this full-time role offers a competitive salary package aligned with your extensive experience and qualifications.