CNC Horizontal Milling Machinist (Senior Level)
Projects•Glastonbury, CT
•Onsite
About The Position
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.
Requirements
- High school diploma or GED required
- 8+ years of horizontal milling experience, including complex setups
- Advanced knowledge of machining principles, tooling, and materials
- Strong blueprint reading and GD&T interpretation skills
- Proven ability to independently run jobs from setup through completion
- Proficiency with precision measuring instruments
- Strong mechanical aptitude and problem-solving skills
Nice To Haves
- Technical training or apprenticeship preferred
- CNC programming experience
- Tool & die, aerospace, defense, or high-precision manufacturing background
- Experience in ISO, AS9100, or similar quality systems
- Prior mentoring or leadership experience in a machining environment
Responsibilities
- 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
- 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
- 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
- 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
- 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
- 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
Benefits
- Drug-Free and Alcohol-Free Workplace
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
High school or GED
