




Job Summary: Responsible for operating and transporting the UMB truck for explosive application, ensuring product quality and operational safety. Key Responsibilities: 1. UMB truck operation for explosive application 2. Quality and safety control during operations 3. Equipment maintenance and support for activities Responsible for transporting the UMB truck to the customer site to perform explosive application operations. * Verify the loading schedule and carry out loading according to the schedule. * Transport the vehicle to the loading site, ensuring that site conditions are appropriate. * Control the UMB operation and ensure final product quality in blastholes. * Replace vehicle license plates after loading, according to the material to be transported. * Perform vehicle and safety equipment checklists. * Collect and weigh emulsion samples for density calculation. * Complete the pumping report. * Conduct minor maintenance on UMB, compressor, diaphragm pump, EBE, and Nitrite Skid. * Prepare nitrite solution and perform quality testing. * Perform and support loading, securing, or connecting delays into blastholes. * Assist in distributing accessories at benches and blasthole stemming. * Support other activities as required, provided the individual is qualified and supervised by a specialist from the area. * Support and guide activities performed by UMB Operator I. **Requirements and Qualifications** Completed high school education Driver's License Category D MOOP Course With over five decades of presence in Brazil, we are Enaex Brasil, a subsidiary of Enaex S.A., a Chilean company with over 100 years of history and part of the Sigdo Koppers Group. Recognized as a benchmark in manufacturing products and providing rock fragmentation services for the mining and civil construction sectors, we operate in more than 40 countries, employ over 8,000 people worldwide, and approximately 2\.400 in Brazil. We continuously invest in innovation, safety, and high-value-added solutions. We conduct our activities responsibly, respectfully, and transparently, striving to positively impact people’s lives, strengthen the communities where we operate, and develop our business sustainably. We humanize mining by placing people at the center of decision-making, promoting a safe, inclusive, and welcoming work environment. To reinforce this commitment, we consistently adopt risk mitigation policies and technical protocols focused on environmental preservation and sustainable development, strengthening our actions in alignment with public interest and corporate social responsibility principles. As part of our commitment to diversity and equity, we participate in the *Women in Mining* initiative, which promotes actions to increase women’s engagement and visibility in the mining industry. **If you identify with our values and seek growth, learning, and new challenges, submit your resume and join our team.**


