**Opportunity Description** We are seeking a Maintenance Technical Specialist with solid experience in hydraulic and electro\-hydraulic systems to serve as a technical reference in diagnostic, inspection, and maintenance activities for medium and heavy-duty mobile equipment. This professional will play a key role in elevating our team's technical standards, contributing to the reliability and performance of SEEL's operational equipment. **Main Responsibilities** * Perform corrective, preventive, and predictive maintenance on hydraulic and electro\-hydraulic systems. * Diagnose failures in pumps, valves, cylinders, hydraulic motors, and other components. * Interpret hydraulic diagrams and, preferably, electrical diagrams. * Adjust proportional valves, sensors, actuators, and embedded electronic control systems. * Use measurement and testing instruments (pressure gauges, multimeters, etc.). * Ensure good maintenance practices, prioritizing safety, reliability, and equipment availability. * Contribute to continuous improvement and provide technical support to field teams. **Technical Requirements** * Expertise in hydraulic and electro\-hydraulic systems. * Complementary knowledge in electrical, pneumatic systems, and diesel engines. * Experience with onboard automation applied to hydraulics. * Experience with mobile equipment such as: * Heavy machinery (excavators, backhoes, loaders, etc.) * Trucks (crane trucks, flatbeds, dump trucks) * Hydraulic and pneumatic drilling rigs. **Preferred Education** * Technical degree in Mechanical, Mechatronics, Electromechanical Engineering or related fields. * Specialization in hydraulic and electro\-hydraulic systems. * Up-to-date knowledge in automation and electronic control applied to mobile equipment is desirable. **Behavioral Competencies** * Technical reasoning and systemic vision for failure analysis. * Commitment to safety and quality. * Strong technical communication, service documentation, and interaction with multidisciplinary teams. * Proactivity and focus on reliability and continuous improvement. In this role, your technical expertise will be essential in supporting decision-making, qualifying interventions, and strengthening the reliability of our systems. If this describes you, apply now and join SEEL Minimum Education: Technical Degree Driver's License: Class B Willingness to travel * Transportation allowance * Fuel allowance * Food allowance * Meal allowance * Medical insurance * Dental insurance * Life insurance * Gympass