Jobs Companies GAF Mill Engineer

About this Mill Engineer role at GAF

GAF · Onsite · Pembine, WI

Company Introduction:

Over 90 years of quality products and superior service.

Job Summary:

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

Essential Duties 

  • Supports the 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.

Level Based Competencies

  • Continuous Improvement

  • Planning and Organizing

  • Quality Orientation

  • 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

  • Strong knowledge of mechanical systems and continuous improvement process

 

General knowledge/skills

  • Strong verbal and written communication skills

  • Strong mathematical skills

  • Proficient PC skills and record keeping 

 

Leadership/Supervision

  • Ability to lead and direct teams

 

Education/Experience

  • BS Engineering

  • Entry level engineering work experience

Dimensions

 

No. of direct reports: 0

No. of indirect reports:  0

Budget Responsibility:  No

Travel Requirements: Limited domestic travel

Working Conditions:  Work is performed in enclosed facilities and outdoor areas where extremes of heat, cold, dust, noise, wet conditions and rough terrain exist. 

Physical Requirements: Prolonged sitting/standing, lifting objects (up to 50 lbs), extended regular hours, bending, climbing, kneeling, stooping

At Specialty Granules LLC , we believe our employees are our greatest resource. We offer competitive salary, benefits, and vacation package for all full-time permanent positions.

Must be eligible to work in the U.S. without need for employer-sponsored visa (work permit). If you are currently an SGI employee, please do not apply here. Please apply through the "Jobs Hub" section, which can be accessed under your Apps in Workday.

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.

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About GAF

Privacy Notice Applicant Notice With 130+ years in the industry, GAF is the leading roofing manufacturer in North America. As a member of the Standard Industries family of companies, we are also part of the largest roofing and waterproofing business in the world. Our communities help give our work meaning and the products we manufacture help protect what matters most. The shingles help to shelter the families living in the homes in our towns. The TPO helps protect what is under that hospital’s roof. In addition to quality products, we make sure they are installed by quality craftsmen and women. The full GAF portfolio of solutions is supported by an extensive national network of factory-certi

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