POSITION SUMMARY:The Milling Cell Supervisor is responsible for overseeing the daily operations of the Milling machining cell, including Senior Class A, Class A, Class B, and Class C machinists. This role ensures the team meets production, quality, and safety standards while optimizing throughput and machine utilization. The Supervisor plays a critical role in scheduling, training, process compliance, and maintaining effective communication with both operators and leadership. ESSENTIAL FUNCTIONS AND RESPONSIBILITIES:Team Leadership & Supervision:Directly supervise Milling cell team members, including Senior Class A, Class A, Class B, and Class C machinists.Assign daily work, monitor performance, and ensure adherence to work instructions and drawings.Conduct employee performance reviews, Weekly time approvals, and disciplinary actions in coordination with GSM Policies and Procedures.Provide mentorship and training to enhance skill development and cross-training across levels.Work to reduce and eliminate barriers and obstacles to improve overall cost and scheduling performance.Your leadership is expected to make it easier for employees to make quality products and make it easier for customers to do business with GSM.Production & Operations Management:Oversee daily operations of CNC Millings, ensuring throughput meets production schedules.Monitor and drive productivity, minimizing downtime and idle hours.Ensure proper setup, operation, and maintenance of Millings to maximize efficiency and extend equipment life.Work with programming and planning teams to resolve issues impacting production flow.Quality & Compliance:Ensure all work complies with AS9100, ISO 9001, NAVSEA, and customer requirements.Partner with Quality Inspectors to address nonconformances, corrective actions, and continuous improvement efforts.Promote a culture of quality and accountability across the Milling cell.Continuous Improvement:Identify and implement Lean practices to improve workflow, reduce waste, and increase throughput.Monitor process performance and lead root cause/corrective action initiatives for recurring issues.Recommend tooling, fixturing, and process improvements to enhance productivity and quality.Safety & Communication:Champion a safe work environment and ensure compliance with all OSHA and GSM safety standards.Maintain effective communication with machinists, operations leadership, and other departments.Provide clear status updates on jobs, machine availability, and resource requirements.Demonstrates responsibility and accountability for creating a professional, safe, and clean environment evidenced by: being at work on time to perform assigned duties, following the policies of Granite State Manufacturing, always wearing safety glasses in designated areas, maintaining a neat and orderly work area, and following safety practices to prevent errors.Demonstrates commitment to teamwork by establishing effective relationships and networks with both managers/directors and staff, collaborating with them to accomplish shared purposes and goals.Abides by GSM Code of Ethics and Business Conduct standards and strictly observes all U.S. and foreign laws and regulations.RequirementsQUALIFICATIONS, SKILLS, AND ABILITIES5+ years of CNC machining experience, including setup and operation of CNC Millings.Previous supervisory or team lead experience in a machining environment required.Strong knowledge of machining processes, tooling, G-code, and blueprint reading.Familiarity with AS9100, ISO 9001, and defense/aerospace quality standards.Proficiency with ERP/MRP systems (e.g., M1) and Microsoft Office Suite.Strong problem-solving, organizational, and communication skills.Ability to coach, mentor, and develop machinists across skill levels.Due to the nature and importance of GSM’s work, our positions require access to export-controlled information. Therefore, all candidates must qualify as a U.S. Person under applicable export-control/ITAR regulations or otherwise be authorized to access such information under U.S. law.EEO STATEMENTGranite State Manufacturing (GSM) is an equal opportunity employer. GSM does not discriminate on the basis of race, color, religion, sex, gender, gender identity or expression, national origin, citizenship, veteran status, age, physical or mental disability, genetic information, marital status, sexual orientation, or any other consideration made unlawful by applicable federal, state, or local laws in its programs, activities, or employment.BenefitsPaid time offFloating holidaysPaid holidays401(k)401(k) company matchingDental & Vision insurance (Company paid)Disability benefitsEmployee assistance programFlexible spending accountCompetitive health insuranceHealth savings accountLife insuranceVoluntary benefitsReferral program
POSITION SUMMARY:
The Milling Cell Supervisor is responsible for overseeing the daily operations of the Milling machining cell, including Senior Class A, Class A, Class B, and Class C machinists. This role ensures the team meets production, quality, and safety standards while optimizing throughput and machine utilization. The Supervisor plays a critical role in scheduling, training, process compliance, and maintaining effective communication with both operators and leadership.
ESSENTIAL FUNCTIONS AND RESPONSIBILITIES:
Team Leadership & Supervision:
- Directly supervise Milling cell team members, including Senior Class A, Class A, Class B, and Class C machinists.
- Assign daily work, monitor performance, and ensure adherence to work instructions and drawings.
- Conduct employee performance reviews, Weekly time approvals, and disciplinary actions in coordination with GSM Policies and Procedures.
- Provide mentorship and training to enhance skill development and cross-training across levels.
- Work to reduce and eliminate barriers and obstacles to improve overall cost and scheduling performance.
- Your leadership is expected to make it easier for employees to make quality products and make it easier for customers to do business with GSM.
Production & Operations Management:
- Oversee daily operations of CNC Millings, ensuring throughput meets production schedules.
- Monitor and drive productivity, minimizing downtime and idle hours.
- Ensure proper setup, operation, and maintenance of Millings to maximize efficiency and extend equipment life.
- Work with programming and planning teams to resolve issues impacting production flow.
Quality & Compliance:
- Ensure all work complies with AS9100, ISO 9001, NAVSEA, and customer requirements.
- Partner with Quality Inspectors to address nonconformances, corrective actions, and continuous improvement efforts.
- Promote a culture of quality and accountability across the Milling cell.
Continuous Improvement:
- Identify and implement Lean practices to improve workflow, reduce waste, and increase throughput.
- Monitor process performance and lead root cause/corrective action initiatives for recurring issues.
- Recommend tooling, fixturing, and process improvements to enhance productivity and quality.
Safety & Communication:
- Champion a safe work environment and ensure compliance with all OSHA and GSM safety standards.
- Maintain effective communication with machinists, operations leadership, and other departments.
- Provide clear status updates on jobs, machine availability, and resource requirements.
- Demonstrates responsibility and accountability for creating a professional, safe, and clean environment evidenced by: being at work on time to perform assigned duties, following the policies of Granite State Manufacturing, always wearing safety glasses in designated areas, maintaining a neat and orderly work area, and following safety practices to prevent errors.
- Demonstrates commitment to teamwork by establishing effective relationships and networks with both managers/directors and staff, collaborating with them to accomplish shared purposes and goals.
- Abides by GSM Code of Ethics and Business Conduct standards and strictly observes all U.S. and foreign laws and regulations.
Requirements
QUALIFICATIONS, SKILLS, AND ABILITIES
- 5+ years of CNC machining experience, including setup and operation of CNC Millings.
- Previous supervisory or team lead experience in a machining environment required.
- Strong knowledge of machining processes, tooling, G-code, and blueprint reading.
- Familiarity with AS9100, ISO 9001, and defense/aerospace quality standards.
- Proficiency with ERP/MRP systems (e.g., M1) and Microsoft Office Suite.
- Strong problem-solving, organizational, and communication skills.
- Ability to coach, mentor, and develop machinists across skill levels.
- Due to the nature and importance of GSM’s work, our positions require access to export-controlled information. Therefore, all candidates must qualify as a U.S. Person under applicable export-control/ITAR regulations or otherwise be authorized to access such information under U.S. law.
EEO STATEMENT
Granite State Manufacturing (GSM) is an equal opportunity employer. GSM does not discriminate on the basis of race, color, religion, sex, gender, gender identity or expression, national origin, citizenship, veteran status, age, physical or mental disability, genetic information, marital status, sexual orientation, or any other consideration made unlawful by applicable federal, state, or local laws in its programs, activities, or employment.
Benefits
- Paid time off
- Floating holidays
- Paid holidays
- 401(k)
- 401(k) company matching
- Dental & Vision insurance (Company paid)
- Disability benefits
- Employee assistance program
- Flexible spending account
- Competitive health insurance
- Health savings account
- Life insurance
- Voluntary benefits
- Referral program
Granite State Manufacturing is a key supplier of mission-critical systems to the US Navy. Every member of our team of welders, machinists, assemblers, engineers & business staff, plays a vital role in supporting our country’s men & women in uniform. Their mission is our mission.In support of this mission, GSM is growing at the most rapid pace in our company’s 85+-year history. Our major customers, the United States’ two largest shipbuilders, depend on GSM & our manufacturing know-how to supply complex, life-critical systems and solutions, as they design & build the US Navy’s fleet of warships & nuclear-powered submarines.GSM is proud of our crucial role at this pivotal moment in history.
Granite State Manufacturing is a key supplier of mission-critical systems to the US Navy.
Every member of our team of welders, machinists, assemblers, engineers & business staff, plays a vital role in supporting our country’s men & women in uniform. Their mission is our mission.
In support of this mission, GSM is growing at the most rapid pace in our company’s 85+-year history.
Our major customers, the United States’ two largest shipbuilders, depend on GSM & our manufacturing know-how to supply complex, life-critical systems and solutions, as they design & build the US Navy’s fleet of warships & nuclear-powered submarines.
GSM is proud of our crucial role at this pivotal moment in history.
