Underground Mine Development Lead

Sibanye Stillwater; Big Timber (MT); On-site; USD 90,000 - 130,000; Full time

Job summary

Sibanye-Stillwater in Montana is seeking a Supervisor - Mine Development to lead underground mining operations in East Boulder/McLeod area. You will translate weekly plans into shift execution, supervise crews, ensure safety, quality, and cost targets, and coordinate with maintenance, safety, and training teams to maintain reliable production.

The role requires strong leadership, technical knowledge of development work, compliance with MSHA and site standards, and the ability to adapt to

Qualifications

• Knowledge of underground production, development, mine-support methods, hazards, controls, and emergency response.
• Knowledge of MSHA, environmental, training, incident-reporting, corrective-action, and Collective Bargaining Agreement requirements.
• Leadership, judgment, planning, and interpersonal ability to set expectations, build accountability, coach employees, manage conflict, coordinate interdependent work, and make or escalation timely decisions.
• Analytical, numerical, and communication skills to interpret operating data, identify causes of variance, compare planned and actual results, and produce accurate, concise, and traceable records.
• Current certifications or qualifications required by law or site standards for the assigned work scope, including explosives-related qualifications where applicable, or ability to obtain them within the Company-established timeframe.
• Digital literacy sufficient to use company-authorized communication, reporting, work-management, scheduling, timekeeping, and mine-operating systems; including Microsoft 365 programs.

Responsibilities

• Lead frontline execution of underground mining operations per plan.
• Maintain visible field presence and verify inspections and conditions.
• Report incidents promptly and support investigations.
• Coordinate with support functions to meet safety, productivity, quality, cost, and reporting goals.
• Translate weekly plan into clear shift assignments, hazards, controls, sequence, and resource requirements.
• Complete accurate shift handoffs and audit-ready records covering safety, production, and timekeeping.
• Control labor, overtime, equipment, materials, tools, and consumables against the approved plan.
• Provide timely field feedback to improve future planning and execution.

Skills

Underground mining knowledge

Team leadership

Safety leadership

Plan execution

Communication

MSHA compliance

Education

High school diploma or equivalent

Job description

Sibanye-Stillwater in Montana is seeking a Supervisor - Mine Development to lead underground mining operations in East Boulder/McLeod area. You will translate weekly plans into shift execution, supervise crews, ensure safety, quality, and cost targets, and coordinate with maintenance, safety, and training teams to maintain reliable production.

The role requires strong leadership, technical knowledge of development work, compliance with MSHA and site standards, and the ability to adapt to