Planner, Maintenance - Operational Readiness

Discover a Brighter Future 

At South32, we’re meeting the challenge of enabling a sustainable future through our focus on responsibly producing commodities critical for a low-carbon world. As a collaborative, caring and inclusive company, there’s no better place to make a genuine difference. Together we’re making a positive, global impact that has the potential to change lives. Whatever career path you choose, we’ll support you every step of the way to learn, grow and succeed. So join us, step towards a brighter future and leave your legacy.

ABOUT Hermosa

Hermosa, located approximately 75 miles south-east of Tucson, Arizona, is the only advanced mining project in the United States as of 2023 that could produce two federally designated critical minerals—manganese and zinc—as well as silver and lead. The project has the potential to help power the nation’s clean energy future, strengthen the domestic supply chain of critical minerals, grow the local economy, and improve lives in Santa Cruz County and the surrounding community for generations to come.

ACERCA de Hermosa

Hermosa, ubicado a aproximadamente 75 millas al sur este de Tucson, Arizona, es el único proyecto de minería avanzada en los Estados Unidos hasta la fecha que puede producir dos minerales designados como críticos por el gobierno federal: manganeso y zinc, así como también plata y plomo. El proyecto tiene el potencial de ayudar a impulsar el futuro energético limpio del país, reforzar la cadena de suministro nacional de minerales esenciales, hacer crecer la economía local y mejorar la calidad de vida en el condado de Santa Cruz y en las comunidades aledañas para las generaciones venideras.

WHAT SOUTH32 OFFERS
•    Annual short-term incentive bonus that recognizes both your individual performance and the overall success of the business.
•    When you choose to contribute more into your retirement savings, South32 will match it up to a certain percentage.
•    South32 provides you with 4 weeks paid time off.
•    12 weeks full-paid parental leave for primary careers and 2 weeks full-paid parental leave for secondary careers

ABOUT THE ROLE 

The Maintenance Planner on the Operational Readiness team plays a key role in ensuring the effective planning, scheduling, and execution of Hermosa’s work management processes. This role is critical in establishing a strong work management foundation by ensuring accurate master data creation and criticality assessments in the first year, setting the stage for long-term maintenance planning excellence. The successful candidate will transition into a full-time planning role after the master data foundation is built, supporting South 32 Hermosa’s operational readiness and asset reliability objectives. This role is a Permanent position based at the Hermosa Project site, near Patagonia, Arizona.

Other key responsibilities include, but aren’t limited to: 

• Build and validate equipment maintenance strategies and task lists.
• Develop detailed work instructions to support safe and efficient execution.
• Ensure alignment with reliability-centered maintenance (RCM) principles.
• Conduct criticality assessments on assets to determine risk and prioritization.
• Categorize equipment based on operational impact, safety, failure modes, and cost implications.
• Use criticality rankings to drive maintenance strategy development and resource allocation.
• Create and maintain material master data in the ERP system (e.g., SAP).
• Establish and manage material master data, critical components, and inventory strategies
• Collaborate with procurement and inventory teams to optimize stock levels.
• Ensure accurate and complete master data entry for maintenance activities.
• Support work management system improvements by refining data structures.
• Provide data-driven insights to improve asset reliability and planning efficiency.
• Execute preventive, predictive, and corrective maintenance plans. 
• Establish and maintain weekly and quarterly work schedules.
• Ensure work orders are properly documented, approved, and prioritized.
• Develop and manage shutdown work scopes to minimize downtime.
• Coordinate and oversee contractor mobilization and execution.
• Ensure compliance with company policies, safety regulations, and budgetary constraints.
• Analyze work management metrics to identify process improvement opportunities.
• Participate in feedback loops to optimize maintenance strategies.
• Support reliability initiatives through data-driven decision-making.

ABOUT YOU 

You will have experience and demonstrate capability in the following: 

• Associate’s or Bachelor’s degree in Engineering, Maintenance, Operations Management, or a related field.
• Experience in heavy industry, mining, or manufacturing environments.
• Certification in project management (PMP), asset management (ISO 55000), or maintenance planning.
• Knowledge of reliability-centered maintenance (RCM), preventive & predictive maintenance (PM/PdM), and industry best practices.
• Significant relevant work experience in maintenance planning, master data management, reliability engineering, or related fields may be considered in place of a degree.
• Proficiency in work management systems (SAP or equivalent ERP software)
• Strong analytical skills with data interpretation and asset strategy development.
• Ability to communicate effectively and collaborate with cross-functional teams.

    
South32 is committed to building and maintaining an inclusive and diverse workforce that reflects the communities in which we operate.  We provide a recruitment process that is fair, equitable and accessible for all and we encourage candidates from all backgrounds to apply.

South32 está comprometido a cimentar y mantener una plantilla de trabajadores diversa e inclusiva que refleje las comunidades en las cuales trabajamos.  Proporcionamos una proceso de contratación que es justo, equitativo y accesible para todos y alentamos la aplicación de candidatos de todas las procedencias.