Machinist - CNC Lathe Turning (OH, Cincinnati)

Witt/Kieffer; Cincinnati (OH); On-site; USD 45,000 - 60,000; Full time

Job summary

Witt/Kieffer in Cincinnati, Ohio is seeking an experienced CNC Machinist to operate heavy-duty turning centers and ensure high-precision manufacturing. The successful candidate will optimize CNC programs, set up machinery, and conduct quality inspections.

Ideal applicants will have at least 3 years of CNC machining experience and be detail-oriented, capable of operating heavy machinery while adhering to safety standards.

Qualifications

• 3+ years of experience in CNC machining preferred.
• Ability to read and interpret technical drawings and blueprints.
• Experience in operating a variety of CNC machinery.

Responsibilities

• Create and edit complex CNC programs.
• Safely operate a heavy-duty twin-turret CNC lathe.
• Conduct inspections to meet high-quality expectations.

Skills

CNC programming

G-code/M-code knowledge

Attention to detail

Tool selection and optimization

Education

High School diploma or equivalent

Tools

Fagor CNC Controllers

Precision measuring tools

Job description

About the Organization

RENK America is a leading supplier in the defense, marine and industry sector with superior mobility, propulsion and drive train solutions. Our tradition is centered on precision‑engineered systems for maximum impact, efficiency and endurance. RENK's ambition is to support each and every one of its customers to exceed standards in harsh conditions and combat situations. RENK America employs over 500 employees at our US locations in Muskegon, Michigan, Cincinnati, Ohio, Camby, Indiana and Roseville, Michigan. RENK America is driven by this sense of pride and purpose in our country and our community.

Job Summary

We are seeking an experienced and detail‑oriented CNC Machinist to set up and operate our heavy‑duty universal turning centers. The ideal candidate will edit and prove out programs for complex parts, optimizing feeds, speeds, and tooling to meet strict surface finish and tolerance requirements. You will work extensively with a twin turret, 15‑inch chuck, tailstock, and 60‑inch bed to manufacture high‑precision components.

Responsibilities

• Programming & Prove‑Outs
  • Create, edit, and prove out complex CNC programs using Fagor CNC Controllers.
  • Execute dry runs and first‑piece prove‑outs to guarantee part dimensions prior to full production runs.
  • G‑code/M‑code knowledge and understanding.
• Tooling & Machining Optimization
  • Set up machine, change tooling, adjust machine as necessary for proper dimensions per drawing specifications.
  • Select proper cutting tools and calculate/adjust optimal feed rates and spindle speeds to meet or exceed exacting surface finish requirements.
• Machine Operation
  • Safely operate, adjust, and monitor a heavy‑duty twin‑turret CNC lathe featuring a 15" chuck, 60" bed, and tailstock.
  • Transition between CNC and manual turning machines as job requirements dictate.
• Quality Assurance
  • Conduct thorough first‑article, in‑process, and final part inspections using precision measuring tools to meet or exceed high‑quality expectations.
• Waste & Scrap Reduction
  • Identify and troubleshoot machining issues to minimize material waste, eliminate scrap parts, and re‑work non‑conforming parts as necessary.
• Production Efficiency
  • Meet production efficiency and throughput standards without compromising on quality or safety.
• Machine Maintenance & Setup
  • Perform daily preventive maintenance on equipment, set up chucks and tooling, and maintain a clean, organized, and hazard‑free work area.
• Safety Compliance
  • Strictly adhere to all safety standards, regulations, and facility protocols, including the proper use of personal protective equipment (PPE).

Position Requirements

• High School diploma or equivalent required.
• 3+ years of experience in a similar capacity preferred.
• Read and interpret technical drawings and blueprints.
• Operate a variety of computer numeric control (CNC) machinery.
• Ability to read and edit G & M Code programming at the machine control as needed.
• Check accuracy of work using precision measuring instruments.
• Strong attention to detail and accuracy.
• Must be able to handle large and heavy parts using overhead cranes and other material handling equipment.
• Work in a shop environment, exposed to shop elements.
• May work in tight and/or cramped spaces.
• Walking, standing, lifting, stooping, reaching.
• Physical demand to make setups and perform machining operations.
• Some lifting of various weights, both assisted and unassisted.
• Use crane or other device for heavy lifting.
• Teamwork and communication skills.
• Must be authorized to work in the US.

Full-Time/Part-Time: Full-Time

Exempt/Non-Exempt: Non-Exempt

EOE Statement: RENK America is proud to be an affirmative action/equal opportunity employer. RENK America is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. RENK America maintains a drug‑free workplace and performs pre‑employment substance abuse testing and background checks, where permitted by law.

This position is currently accepting applications.