Sales Officer

Robert Half

Brussels, Belgium Posted October 20, 2026

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On-site Temporary Mid level
Job Description

Robert Half is currently recruiting a Junior Sales Officer NL/FR Benelux for an international company active in the energy sector The job is located in the heart of Brussels city centre . Are you a commercially minded professional looking to develop your career in sales within an international environment? Do you enjoy building customer relationships, identifying business opportunities, and working closely with marketing and customer service teams?

This position offers the opportunity to join a dynamic Benelux team within a well-established multinational organization and develop your commercial skills in a fast-growing and customer-focused environment.

Your Responsibilities

As a Junior Sales Officer , you will be responsible for managing and developing a portfolio of small customers while actively contributing to business growth and customer retention across the Benelux market.

Business Development & Sales Manage and develop a portfolio of small customers; Identify and develop new business opportunities through active prospecting (phone, email, digital channels, etc.); Create, qualify and follow up sales prospects generated through marketing campaigns, web requests and direct outreach; Coordinate prospecting initiatives in close collaboration with the Marketing team and Sales Manager; Support customer acquisition activities and ensure a smooth onboarding process for new clients; Monitor customer activity and implement retention, upselling and cross-selling actions; Increase the usage of additional products and services offered by the company.

Customer Relationship Management Build long-term relationships and strengthen customer loyalty; Act as a trusted point of contact for customers regarding commercial questions and requests; Handle customer inquiries and claims through telephone and email communications; Ensure a high level of customer satisfaction through proactive follow-up and support; Monitor customer portfolios and identify growth opportunities. Administration & Commercial Support Prepare, verify and manage contracts and customer files; Process rebate agreements and additional service contracts (e.g.

VAT recovery services, toll solutions and mobility services); Maintain accurate customer information within internal systems; Support reporting activities and commercial performance monitoring; Share market intelligence and competitor information with internal stakeholders.

Team Collaboration Work closely with Customer Service, Credit Control and Sales colleagues; Ensure operational coordination between departments to provide an excellent customer experience; Provide back-up support for sales and back-office team members when required; Contribute actively to a collaborative and team-oriented environment.

Your Profile

You hold a Bachelor's or Master's degree with a business-oriented specialization (Marketing, Sales, Management, Business Administration, Economics, etc.); You have a first professional experience in a commercial, customer-oriented or administrative role (internship, student job or permanent position); You are perfectly bilingual in Dutch and French; A good command of English is considered a strong asset for international interactions; Excellent interpersonal and communication skills; Strong commercial awareness and business acumen; Customer-focused with a genuine interest in relationship building; Proactive, autonomous and solution-oriented; Strong negotiation and persuasion skills; Able to work efficiently under pressure and manage multiple priorities; Excellent organizational skills and attention to detail; Team player with a collaborative mindset; Comfortable working with figures and commercial performance indicators; Proficient with business software and reporting tools, including:

Microsoft Excel; Microsoft Dynamics; Power BI; Microsoft Office Suite.

Required Skills
customer service customer retention business development prospecting marketing collaboration customer acquisition onboarding CRM communication market intelligence Dutch French English negotiation attention to detail
How to apply

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