Job Summary: As a Commercial Technician at TRIENXIS, S.L., you will manage the commercialization of wastewater treatment solutions, including client acquisition, technical advising, installation design, and post-sales support. Key Responsibilities: 1. Lead the commercialization of wastewater treatment solutions. 2. Provide technical advice and after-sales support to customers. 3. Actively participate in the design and implementation of installations. TRIENXIS, S.L. is the leading company in industrial wastewater treatment, with particular specialization in steelmaking and automotive sectors, delivering innovative results through a unique, disruptive technology worldwide—enabling customers to comply with legal discharge limits over 99% of the time. In the Commercial Technician position at TRIENXIS, S.L., you will be responsible for managing the commercialization of wastewater treatment solutions. This includes identifying and acquiring new customers, providing technical advice on the company’s products and services, supporting analysis, design, and subsequent installation of treatment facilities for new clients, and delivering after-sales support. You will also participate in customer meetings to deliver technical solution training, ensuring correct implementation. This is a full-time, on-site position based in Pontevedra, but with frequent presence at customer plants across Spain and other countries where the system is being deployed. Requirements * Analytical skills to identify customers’ specific needs and propose effective solutions. * Excellent communication skills to interact effectively with customers and internal teams. * Experience in technical support to efficiently resolve customer inquiries and issues. * Ability to manage and close sales, including follow-up and development of business relationships. * Experience in training to explain and teach proper use of technical technologies or services. * Proactive approach, interpersonal skills, and knowledge of products or services in the wastewater treatment sector will be valued. * Full availability for travel, including same-day trips and longer deployments requiring several days or even weeks on site. Employment Type: Full-time, Permanent Contract Salary: €35,000.00–€45,000.00 per year Benefits: * Intensive working hours during summer * Intensive working hours on Fridays * Company laptop * Mileage reimbursement * Company mobile phone Work Location: Frequent travel