Mill Technician

Job Summary

The Mill Technician is a vital, hands‑on role responsible for ensuring the efficient, high‑volume operation of the milling and screening circuit. This position supports an operation that processes over 500,000 tons of material annually, providing expertise in process control, quality assurance, and equipment optimization.

• Supports operation of the high‑tonnage milling and screening circuit, which includes Jaw, Cone, Impact, and Roll Crushers.
• Develops and implements recommendations and direct process improvements to maximize throughput and material recovery.
• Acts as a subject‑matter expert on particle‑size reduction and material flow dynamics for the entire milling circuit.
• Troubleshoots and resolves complex equipment malfunctions and process deviations independently to minimize downtime and prevent out‑of‐specification material.
• Performs regular sampling of production material streams to determine if the operation is running according to production requirements and specifications.
• Analyzes statistical process control (SPC) data to proactively identify trends and potential issues before they impact product quality.
• Provides leadership to Mill Operators and recommends changes to maintain appropriate sizing and distribution of material.
• Acts as the primary liaison between milling operations and the Quality Assurance (QA) department.
• Mentors and trains new Mill Operators and other production staff on best practices, safety procedures, and advanced milling techniques.
• Maintains accurate and detailed records of all process adjustments, sampling results, maintenance activities, and quality checks.
• Ensures all milling operations strictly adhere to safety protocols and environmental regulations.

• Continuous improvement, planning, and organizing.
• Quality orientation and communication safety focus.
• Facilitating change, building networks, technical knowledge/skills.
• Strong safety and housekeeping orientation and knowledge of MSHA rules and regulations.
• Knowledge of manufacturing processes, procedures, and machinery.
• Proficient in statistical analysis and mechanical systems.
• Strong verbal and written communication skills, mathematical skills, and PC skills.
• Leadership/supervision ability to lead and direct teams.

BS in Engineering and entry level engineering work experience.

Must be eligible to work in the U.S. without need for employer-sponsored visa (work permit).

Limited domestic travel. Work is performed in enclosed facilities and outdoor areas where extremes of heat, cold, dust, noise, wet conditions and rough terrain exist.

• Prolonged sitting/standing, lifting objects up to 50 lbs.
• Extended regular hours, bending, climbing, kneeling, stooping.

Competitive salary, benefits, and vacation package for all full‑time permanent positions.

SGI is proud to be an equal opportunity workplace. We are committed to equal employment opportunity on the basis of each candidate’s qualifications, experience, and merit, without regard to race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, or any other characteristic protected by law. SGI complies with federal, state, and local disability laws and makes reasonable accommodations for applicants and employees with disabilities.

If a reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact HR Services at 833‑HR‑XPERT.