Job Summary: Machine Operator III to perform haul road maintenance, mine infrastructure maintenance, and general cleaning tasks, operating various equipment and providing solutions. Key Highlights: 1. Maintenance of haul roads and mine infrastructure 2. Responsibility and safety in operations 3. Culture of integrity, excellence, and ethics We are seeking a Machine Operator III to perform haul road maintenance, truck loading, mine infrastructure maintenance, and general cleaning tasks. At Armac, we strive daily to build lasting relationships with our employees and partners, based on trust, mutual respect, and shared commitment. If you take pride in serving, demonstrate ownership mindset, have the courage to make things happen, and wish to join an environment where safety comes first, simplicity and humility are encouraged in daily actions, and integrity, excellence, and ethics are non-negotiable, then Armac is the place for you! Apply now and join our journey. **Responsibilities and Duties** * Operate hydraulic excavators, long-reach excavators, mini-excavators, mini-loaders, and backhoe loaders; * Perform duties responsibly and safely; * Follow established procedures; * Assess whether operating machines are fully functional; * Provide solutions to optimize our processes. **Requirements and Qualifications** * Training courses related to the equipment (hydraulic excavator, long-reach excavator, mini-excavator, mini-loader, backhoe loader). * Minimum 6 months of experience; * Brazilian National Driver’s License — preferably Class "D". **Additional Information** * Unimed Health Plan (no monthly payroll deduction for the primary holder — co-payment model); * Bradesco Dental Plan (payroll deduction applies); * Life Insurance; * Corporate University; * TotalPass Gym Membership (optional); * Maternity Kit; * Chartered Transportation; * Meal Allowance; * On-site Meals. Armac is a national reference in specialized and complex services, equipment leasing, and sale of used equipment. The company strongly serves key economic sectors: construction, energy, highway infrastructure, agribusiness, fertilizers, industry, mining, forestry, ports, and rail terminals. Having completed 30 years in 2024, Armac has a clearly defined purpose: to serve with excellence and safety those who build Brazil. Seeking simple and efficient solutions, acting with humility, demonstrating ownership mindset, and having courage are everyday practices at Armac. A company operating across all regions of Brazil, offering positions in diverse functions, areas, and segments, with professionals stationed in offices, workshops, operations sites, and stores. At Armac, we believe education is a strategic pillar for social and professional transformation and business advancement. Our internal training and qualification programs prepare our professionals to operate efficiently and safely across all segments. We work to deliver maximum value to our customers. But more than that, our responsibility is to create value for society as a whole. We understand that contributing to raising productivity standards across the entire value chain is essential to enabling the major transformations required by the country. Creating and building opportunities and development for an increasingly productive and sustainable world. Transforming the future today — serving those who produce, those who make Brazil happen, both in rural and urban settings. Join our team!