Justin Siner
Milwaukee
Summary
Experienced Machinist and Team Leader with 18 years of manufacturing experience operating CNC and gear hobbers, while leading production teams to meet safety, quality, and productivity goals. I am skilled in machine setup, troubleshooting, blueprint reading, quality inspections, employee training, and continuous improvement. Strong leadership, communication, and problem-solving abilities with a commitment to delivering high-quality production.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Machinist
Komatsu
Milwaukee, WI
01.2019 - Current
- Accountable for set up and operation of various vertical machining centers and gear hobbers to produce spur and helical gears.
- Ability to read and interpret blueprints, process sheets, tolerances, speeds and feeds.
- Troubleshoot and resolve programming errors and malfunctions to ensure precision manufactured parts.
- Produce and inspect finished parts using precision tools to ensure strict adherence to quality stantards.
- Ensure a safe and clean work environment and work equipment.
Machinist III
Rexnord
01.2014 - 01.2019
- Accountable for set up and operation of VTL, Mill, gear hobber, gear grinder, broach, and edge grinder.
- Ability to work from drawings and written instructions for specifications such as dimensions, tolerances, tooling, speeds, and feeds.
- Read and modify programs by making necessary offset and edits.
- Communicate internally with departments outside the work group to exchange work related information.
- Maintain a clean and safe environment in accordance with Rexnord polices, 5S procedures, and in line with Rexnord core values.
- Actively Involved in Kaizen and continuous improvement projects.
Team Leader /Gear Machinist
Precision Gear Inc.
Milwaukee, WI
01.2013 - 01.2015
- Accountable for leading a team of machine operators to meet daily production and quality objectives.
- Set up, operate, and troubleshoot CNC and manual gear hobbers.
- Read blueprints and verify parts meet specifications using precision measuring tools.
- Trained new employees on machine operation, safety procedures, and quality standards.
- Coordinate workflow to minimize downtime and improve efficiency.
- Perform quality inspections and resolve production issues.
- Promote a safe work environment by enforcing company safety policies.
Education
Bachelor of Science - Business and Management
Cardinal Stritch University
Glendale, Wisconsin12-2014
Dipolma - CNC Set up and Operation
Milwaukee Area Technical College
Milwaukee, Wisconsin11-2008
Skills
- CNC & Manual Machining
- Machine Setup & Operation
- Team Leadership & Supervision
- Blueprint & Technical Drawing Interpretation
- Precision Measuring Instruments
- Lean Manufacturing
- 5S
- Root Cause Problem Solving
- Employee Training & Mentoring
- Kaizen
- Microsoft Office
- SAP
Certification
Yellow Belt (6 Sigma)
Timeline
Machinist
Komatsu
01.2019 - Current
Machinist III
Rexnord
01.2014 - 01.2019
Team Leader /Gear Machinist
Precision Gear Inc.
01.2013 - 01.2015
Bachelor of Science - Business and Management
Cardinal Stritch University
Dipolma - CNC Set up and Operation
Milwaukee Area Technical College