The Senior Horizontal Milling Machinist is responsible for independent setting up, programming (if applicable), and operating horizontal milling machines to produce complex, high-precision components. This role requires advanced machining expertise, strong problem-solving skills, and the ability to lead by example while supporting continuous improvement, quality, and safety initiatives.
Advanced Machine Setup & Operation
- Independently set up and operate manual and/or CNC horizontal milling machines for complex and precision work
- Design, build, and modify advanced fixtures and work-holding solutions
- Select optimal cutters, tooling, and machining strategies to maximize efficiency, accuracy, and tool life
- Perform complex machining operations including heavy stock removal, straddle milling, slotting, splines, keyways, gears, and precision bores
- Optimize speeds, feeds, and cutting parameters to improve quality, cycle time, and cost
Programming & Process Development
- Develop, edit, and optimize CNC programs using G-code or conversational controls (if applicable)
- Plan and establish machining sequences from print through production
- Troubleshoot and resolve complex machining, tooling, fixturing, and material issues
- Collaborate with engineering to improve manufacturability and process reliability
Blueprint Reading & GD&T
- Interpret complex blueprints, specifications, and GD&T requirements
- Apply design intent to machining strategies, datum structures, and inspection methods
- Serve as a technical resource for blueprint interpretation and machining best practices
Quality Assurance & Inspection
- Hold tight tolerances and achieve demanding surface finish requirements
- Perform advanced in-process and final inspections using precision measuring equipment
- Validate setups and approve first-article parts prior to production release
- Identify root causes of non-conformances and implement corrective actions
- Support quality audits and continuous improvement efforts
Maintenance & Troubleshooting
- Perform advanced routine maintenance, alignment checks, and condition monitoring on milling equipment
- Diagnose and resolve recurring equipment or process issues
- Work with maintenance and management on machine, tooling, and process improvements
- Maintain tooling, fixtures, and precision equipment in optimal condition
Leadership & Mentorship
- Mentor and support junior and mid-level machinists
- Lead by example in safety, quality, and workmanship standards
- Assist with training, documentation, and development of standard work
- Communicate effectively with engineering, quality, planning, and supervision
