We are seeking an **OPERATOR II** to perform duties inherent to the Crawler Tractor Operator role at the Carajás Iron Mine in Pará. 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 are interested in joining an environment where safety comes first, simplicity and humility guide employee 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** * Remove soil and organic material ("overburden"), drain soils, and construct embankments; * Finish pavement surfaces and drive piles; * Perform basic maintenance of the crawler tractor, including checking oil, fuel, and coolant levels, as well as proper lubrication; * Ensure operational safety and efficiency in equipment handling; * Conduct regular inspections of the crawler tractor to ensure proper functioning; * Collaborate with the team to optimize productivity and meet established deadlines; * Operate the crawler tractor safely and efficiently, adhering to company safety standards and procedures. **Requirements and Qualifications** * Flexibility regarding schedule changes; * Prior experience in this role; * Minimum driver’s license category D; * Heavy Machinery Operator Certificate (Mandatory). **Additional Information** * Hapvida Health Insurance Plan (no monthly payroll deduction for the primary insured); * Bradesco Dental Plan (payroll deduction applies); * Prudential Life Insurance; * Meal Allowance: BRL 635.00 + BRL 211.20 Breakfast Allowance; * Transportation provided by the company. Armac is a national benchmark in providing specialized and complex services, equipment leasing, and sales of used machinery. The company has strong presence across key economic sectors: construction, energy, road infrastructure, agribusiness, fertilizers, industry, mining, forestry, ports, and rail terminals. Having celebrated its 30th anniversary in 2024, Armac has a clearly defined purpose: to serve with excellence and safety those who build Brazil. Seeking simple and efficient solutions—with humility, an ownership mindset, and courage—is part of Armac’s everyday practice. A company operating nationwide, offering positions across diverse functions, areas, and segments, with professionals stationed in offices, workshops, operations, 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 recognize that contributing to raising productivity across the entire value chain is essential to enabling the large-scale transformations required by our 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, whether in rural or urban settings. Join our team!