B2B Internal Account Manager

Mega is hiring a B2B Internal Account Manager Energy (Flanders).

Looking for a role where you can combine hunting, account management and business growth? Join Mega and help expand our B2B energy portfolio across Flanders. You'll enjoy a high level of autonomy, real ownership and the opportunity to make a direct impact in a fast-growing company backed by the international strength of the MET Group.

Ready for the challenge? Because we are

Scope & Product Frame:

• Segments covered: multi-site companies, medium enterprises and large enterprises.
• Comprehensive energy solutions including power, gas and injection.
• Strong focus on customer acquisition, portfolio expansion and long-term customer retention.
• Internal sales model combining business development, account management and partner management.

What you will do?

• Generate new business opportunities and grow Mega's customer portfolio across Flanders.
• Build lasting customer relationships through acquisition, retention and account development.
• Develop commercial partnerships and contribute to high-impact sales initiatives.
• Manage your sales pipeline with a strong focus on execution, forecasting and results.
• Work cross-functionally to enhance customer experience and identify new growth opportunities.

What success looks like?

• Significant growth of Mega's customer portfolio across Flanders.
• Achievement of sales volume, margin and customer satisfaction objectives.
• Strong acquisition performance and conversion of opportunities into long-term business.
• Sustainable growth generated through both direct sales activities and commercial partnerships.
• High customer retention, portfolio expansion and excellent customer experience.
• Reliable forecasting, strong pipeline quality and disciplined CRM management.
• Take ownership of a strategic growth market and directly contribute to Mega's expansion in Flanders.
• Enjoy the autonomy and entrepreneurial culture of a fast-growing company where initiative is encouraged and rewarded.
• Join a business that combines the agility of a challenger and the strength of an international group.
• Build your expertise across business development, account management and partnership development.
• Benefit from a competitive salary package, an attractive bonus plan and a flexible hybrid working model.
• Access long-term career opportunities in Belgium and across Europe through the MET Group network.

Why you'll love working at Mega:

• Contributing to a mission that matters: Mega makes energy (and telecom) accessible and affordable for everyone. Your code has real-world impact.
• Working in a fast-moving, genuinely friendly team, with a hybrid model that gives you real flexibility (3 days remote, 2 on-site in Liège).
• Coming as you are: diversity, inclusion, and psychological safety aren't HR talking points here, they're lived every day

Align with our core values as you lead and inspire:

• 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.

Job requirements

Is this job made for you?

• Education : bachelor degree or equivalent professional experience.
• Experience : min. 3 years in B2B energy sales, internal sales or account management, ideally within the energy sector.
• Language : native-level Dutch (or equivalent professional proficiency) is mandatory. Good English skills are required and French is a strong asset.
• A true hunter mindset: organized, persistent, performance-driven.
• Strong business development and hunting mindset, with the ability to identify and convert