CNC Operator/Walters Experience-Senior Level

ARCH•Little Rock, AR

7d•Onsite

About The Position

The Senior Walter CNC Tool & Cutter Grinder is responsible for operating and maintaining Walter Helitronic CNC tool grinding equipment to manufacture high-precision cutting tools. This role involves machine setup, program adjustment, inspection, and continuous quality control to ensure tools meet exact print and performance requirements. We are seeking a highly skilled Senior CNC Tool & Cutter Grinder to join our precision manufacturing team. This is a top-tier, hands-on technical role responsible for producing, sharpening, and maintaining complex cutting tools with extreme accuracy and consistency. The ideal candidate is a true craftsperson with deep experience in multi-axis CNC grinding, tooling geometry, and tight-tolerance work. You will operate as a subject matter expert, working independently on advanced grinding projects while also supporting process improvement, training, and high-complexity tooling challenges.

Requirements

7+ years of CNC tool and cutter grinding experience (high precision environment)
Strong expertise in multi-axis CNC grinding (5-axis preferred)
Advanced understanding of: Tool geometry, cutting theory, and material science
Grinding wheel selection, dressing, and coolant optimization
Proven ability to work with tight tolerances in a production or job shop setting
Experience reading and interpreting complex technical drawings
Proficiency with measurement and inspection tools
Strong problem-solving skills and attention to detail
Ability to work independently with minimal supervision

Nice To Haves

Experience with ANCA, Walter, Studer, Rollomatic, or similar CNC grinding platforms
Programming experience (G-code, conversational, or proprietary CNC systems)
Background in aerospace, medical, automotive, or high-precision tooling industries
Knowledge of CAD/CAM software for tool design (e.g., Mastercam, NX, or similar)
Lean manufacturing or continuous improvement experience

Responsibilities

Set up, program, and operate advanced CNC tool & cutter grinders (Primarily Walter Power machines with Tool Studio Software)
Grind, recondition, and manufacture precision cutting tools including: End mills, drills, reamers, form tools, and custom geometries
Interpret complex engineering drawings, CAD models, and tool specifications
Develop and optimize grinding programs for efficiency, accuracy, and tool life
Perform in-process and final inspections using: Micrometers, optical comparators, tool pre-setters, and CMMs
Maintain extremely tight tolerances (often within ±0.0001” to ±0.0002”)
Troubleshoot tooling issues and refine processes to improve performance
Collaborate with engineering and production teams on tooling design and application
Ensure adherence to quality standards, including ISO and customer-specific requirements
Mentor junior grinders and support skills development within the team
Maintain equipment, tooling, and work environment in top operating condition