Senior Mill Manager — Mineral Processing & Safety Leader

Asarco Llc; Sahuarita (AZ); On-site; USD 180,000 - 260,000; Full time

Job summary

ASARCO LLC seeks a North Mill Manager for the Mission Copper Mine in Sahuarita, AZ. Lead the concentrator team to maximize safety, productivity, and continuous improvement.

Responsible for budgeting, performance monitoring, and staff development, while aligning with MSHA and environmental regulations. The role requires deep experience in major mineral processing circuits, automation systems, and cross-functional leadership to drive recovery and throughput improvements.

Qualifications

• Bachelor’s degree in Metallurgical Engineering, Mineral Processing, Chemical Engineering, Mining Engineering, or related discipline highly preferred.
• 8+ years of progressive operational and leadership experience in mineral processing or large-scale metal milling environments, including at least 5 years as superintendent or plant manager overseeing a multi-stage concentrator.
• Deep, hands-on understanding of large-scale circuit operations: crushing, milling, flotation, filtration, thickeners, tailings management.
• Proficiency in plant automation and control systems; Working knowledge of Rockwell Automation and SAP.
• Proven track record in data-driven metallurgical accounting, recovery optimization, throughput, and evaluating new processing tech.
• Strong mentorship and cross-functional leadership; commitment to MSHA safety and environmental compliance.

Responsibilities

• Coordinates milling production and maintenance priorities with the Maintenance Manager.
• Advance Total Safety Culture and Environmental guidelines for employee safety and health.
• Manage budgeting and cost control for the North Mill.
• Monitor plant performance, troubleshoot deficiencies, and implement improvements.
• Hire and develop staff through coaching, training and performance reviews.
• Collaborate with Mine operations to improve production and recovery.
• Lead internal/external training for mine and maintenance teams; may serve as Project Manager.
• Prepare and ensure accuracy of North Mill production reports.
• Forecast capital and expense budgets; enforce EHS programs as required.

Skills

Leadership

Mineral Processing

Engineering Degree

Operations Management

Data-driven Analytics

Education

Bachelor's degree in Metallurgical/Mining/Chemical Eng

Tools

Rockwell Automation

SAP ERP

Job description

ASARCO LLC seeks a North Mill Manager for the Mission Copper Mine in Sahuarita, AZ. Lead the concentrator team to maximize safety, productivity, and continuous improvement.

Responsible for budgeting, performance monitoring, and staff development, while aligning with MSHA and environmental regulations. The role requires deep experience in major mineral processing circuits, automation systems, and cross-functional leadership to drive recovery and throughput improvements.