Company in Mataró is looking for a technical and commercial proposal engineer. Essential: technical engineering degree or bachelor's degree in engineering (industrial, electrical, energy). Knowledge of preparation of techno-economic proposals, technical and commercial studies. AutoCAD, SketchUp and Office suite. Catalan, Portuguese and English are desirable. Permanent contract. Full-time. Working hours: Monday to Friday from 8:00 to 17:00. Salary between 23,000 and 30,000 € gross per year depending on experience. Techno-economic studies Photovoltaic sizing Preparation of proposals and offers Contract closure Customer interaction * Experience: 1 month. Experience in preparing techno-economic proposals, technical and commercial studies is desirable. * Skills / knowledge: \- Technical analysis ability and documentation writing \- Knowledge of preparation of techno-economic proposals, technical and commercial studies \- Preparation of technical reports \- AutoCAD \- SketchUp \- Office suite * Permanent employment contract * Full-time * Other relevant information: Salary between 23,000 and 30,000 € gross annually according to experience