Find jobs
Pricing
Sign in
FIND JOBSPRICINGSIGN INSIGN UP
← Back
Granite State Manufacturing

Lathe Cell Supervisor

LocationManchester, New Hampshire, United States
Work modeon-site
Typefull-time
DepartmentManufacturing
Company size11+ people
First seen1w ago
Last seen1d ago
POSITION SUMMARY:
The Lathe Cell Supervisor is responsible for overseeing the daily operations of the lathe 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 lathe 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 lathes, ensuring throughput meets production schedules.
•
Monitor and drive productivity, minimizing downtime and idle hours.
•
Ensure proper setup, operation, and maintenance of lathes 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 lathe 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 lathes.
•
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.
Benefits
Granite State Manufacturing offers a comprehensive benefits package to all GSM employees.
•
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
…and much more.
More roles at Granite State Manufacturing
Welder Class AInspector Class ASenior Human Resources GeneralistWelder Class BMill/Lathe Value Stream Leader
Seekless
Product
Find jobsCompaniesPricing
Legal
PrivacyTermsCookies
© 2026 SEEKLESS, INC. ALL RIGHTS RESERVED.BUILT WITH CARE