Position Summary: We are seeking a professional to manage a B2B client portfolio, explore new growth avenues, and strengthen relationships in Mataró. Key Highlights: 1. Comprehensive management of the existing client portfolio and customer loyalty. 2. Identification and development of new commercial opportunities. 3. An environment that fosters autonomy and professional development. We are looking for a professional to join a team in Mataró and actively contribute to business development and expansion. This position is critical for strengthening relationships with B2B clients and exploring new growth avenues. The selected candidate will be responsible for comprehensive management of an existing client portfolio, ensuring client satisfaction and loyalty. They will handle incoming leads and effectively present products and services to meet each client’s needs. New commercial opportunities will also be identified and developed, collaborating with internal teams to achieve sales targets. Prior experience in B2B sales or account management is required, along with the ability to work autonomously and collaboratively. Strong communication and negotiation skills are essential. Additional language proficiency (beyond Spanish, Catalan, and intermediate English) and a valid driver’s license are desirable. An active client portfolio, qualified leads, and an environment fostering autonomy and professional development will be provided. Temporary contract, part-time position. Previous experience in B2B sales or account management. Demonstrated ability to work autonomously and collaboratively. Excellent communication and negotiation skills. Valid driver’s license. Minimum education: high school diploma or equivalent.