Maintenance Planner Operational Readiness

South32 Group Operations Pty. Ltd. • Town of Patagonia, AZ

1d • Onsite

About The Position

The Maintenance Planner, Operational Readiness plays a key role in ensuring the effective planning, scheduling, and execution of Hermosa’s work management processes. This role is responsible for establishing a strong work management foundation through the development and management of master data, including equipment strategies, job plans, material codes, and asset criticality assessments during the initial phase. Over time, the role transitions into a full‑time maintenance planning position, with accountability for weekly planning, scheduling, contractor coordination, and shutdown planning to support operational efficiency and compliance with organizational standards. This role is critical in supporting South32 Hermosa’s operational readiness and long‑term asset reliability objectives.

This role is a Permanent position based at the Hermosa Project site, near Patagonia, Arizona.

Requirements

• 5-10 years experience in maintenance planning, master data management, reliability engineering, or related fields.
• Experience in heavy industry, mining, or manufacturing environments.
• Knowledge of reliability-centered maintenance (RCM), preventive & predictive maintenance (PM/PdM), and industry best practices.
• 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.
• Significant relevant work experience in maintenance planning, master data management, reliability engineering, or related fields may be considered in place of a degree.

Nice To Haves

• Associate’s or Bachelor’s degree in Engineering, Maintenance, Operations Management, or a related field.
• Certification in project management (PMP), asset management (ISO 55000), or Certified Maintenance & Reliability Professional (CMRP).

Responsibilities

• 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.

Benefits

• Annual short-term incentive bonus that recognizes both your individual performance and the overall success of the business.
• South32 will match retirement savings contributions 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

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: Associate degree