CNC Manufacturing Supervisor — 4‑Day Week, ESOP & Profit Sharing

AMBAC International; Elgin (SC); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Employee-owned

Open Book Managed

Profit-sharing and ESOP participation

4-day workweek structure

Health, vision, and dental insurance

Life, short- and long-term disability

Job summary

AMBAC International in Elgin, SC is seeking a Manufacturing Supervisor for the CNC Department. This hands-on leadership role focuses on building a strong team, ensuring consistent quality, and supporting efficient, organized production on a 4-day second‑shift schedule (4 pm–2 am).

You will supervise CNC machinists, grinders, and technicians, coach staff, and partner with other departments to improve scheduling, workflow, and 5S discipline while driving Lean continuous improvement and

Qualifications

• 5+ years in a manufacturing environment with 3+ years in leadership.
• Experience with metal CNC machining, grinding, or honing.
• Strong listening and problem‑solving skills with steady leadership.
• Ability to work in a structured, results‑driven, team environment.
• Lean, 5S, and continuous improvement knowledge preferred.
• High school diploma or equivalent; technical/associate degree preferred.

Responsibilities

• Supervise and support a team of CNC machinists, grinders, and technicians.
• Monitor daily performance and support safe, accurate, efficient work.
• Train, coach, and mentor employees using standard processes and quality practices.
• Collaborate across departments to support scheduling and workflow.
• Maintain a clean, safe, and organized environment with strong 5S discipline.
• Support continuous improvement using Lean and Great Game principles.
• Represent AMBAC culture and values with consistency and care.

Skills

Leadership in manufacturing

CNC machining knowledge

Lean and 5S

Team training and coaching

Problem-solving and listening

Education

High school diploma or equivalent

Technical or associate degree preferred

Job description

AMBAC International in Elgin, SC is seeking a Manufacturing Supervisor for the CNC Department. This hands-on leadership role focuses on building a strong team, ensuring consistent quality, and supporting efficient, organized production on a 4-day second‑shift schedule (4 pm–2 am).

You will supervise CNC machinists, grinders, and technicians, coach staff, and partner with other departments to improve scheduling, workflow, and 5S discipline while driving Lean continuous improvement and