Maintenance Manager - Mining & Materials Facilities

CalPortland; Mojave (CA); On-site; USD 100,000 - 150,000; Full time

Job summary

CalPortland is seeking a Maintenance Superintendent to lead maintenance operations at our mining and materials facilities. You will plan and oversee preventive and corrective maintenance for mining, crushing, and processing equipment, ensuring high reliability and minimal downtime.

You will supervise maintenance teams, manage contractors, and drive safety, compliance, and continuous improvement initiatives.

Responsibilities

• Plan and oversee preventive maintenance for mining, crushing, and processing equipment.
• Lead maintenance teams and supervise contractors.
• Drive safety, compliance, and continuous improvement initiatives.
• Collaborate with operations to optimize asset performance.
• Manage maintenance budgets and support sustainable projects.

Job description

CalPortland is seeking a Maintenance Superintendent to lead maintenance operations at our mining and materials facilities. In this role, you will plan and oversee preventive and corrective maintenance for mining, crushing, and processing equipment, ensuring high reliability and minimal downtime. You will supervise maintenance teams, manage contractors, and drive safety, compliance, and continuous improvement initiatives. Collaborating closely with operations, you’ll manage budgets, optimize asset performance, and support sustainable, innovative projects in a safety-focused, growth-oriented culture.