Summary
Overview
Work History
Education
Skills
Certification
Timeline
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McKenzie O’Brien

Mapleton,USA

Summary

Machining professional with comprehensive understanding of machine operation and maintenance. Known for producing high-quality parts and components that meet exact specifications. Emphasizes collaborative teamwork and adaptability to meet production goals, showcasing skills in CNC programming and quality control.

Overview

14
14
years of professional experience
1
1
Certification

Work History

Machinist 2

Caterpillar
01.2022 - Current
  • Operated CNC machines to produce precision components, ensuring adherence to specifications.
  • Conducted routine maintenance on machinery, minimizing downtime and enhancing operational efficiency.
  • Interpreted engineering drawings and blueprints to execute complex machining tasks accurately.
  • Collaborated with team members to optimize workflows and improve production timelines.
  • Trained junior machinists on equipment operation and safety protocols, fostering skill development.
  • Implemented quality control measures, resulting in consistent product reliability and reduced defects.
  • Analyzed machining processes for continuous improvement opportunities, driving operational excellence.
  • Inspected completed parts to verify compliance with specifications and quality standards.
  • Utilized micrometers and calipers to measure and verify precise tolerances.
  • Operated drill presses, lathes and milling machines to produce required parts.
  • Manually set up machinery, lathes, and grinders.
  • Adapted to frequently changing priorities in a dynamic manufacturing environment, ensuring timely completion of all assignments.
  • Demonstrated flexibility in working with various materials, including metals, plastics, and composites, to produce high-quality machined components.
  • Used CNC and manual equipment to perform both initial and final machining.
  • Adjusted machine settings to reduce waste and improve efficiency.
  • Worked with team members to improve production processes and procedures.
  • Studied daily work instruction, sketches, drawings, blueprints, and manuals to determine dimensions and tolerances accurately.
  • Assisted in training new machinists on company procedures, best practices, and safe operation of equipment.
  • Monitored equipment to detect and report malfunctions and prevent accidents.
  • Achieved tight tolerances by carefully calibrating machines before beginning each job.
  • Supported recordkeeping by logging daily production, scrap rate and machine maintenance data.
  • Managed multiple projects simultaneously, prioritizing tasks to meet deadlines while maintaining high-quality work standards.
  • Suggested new methods of machining that resulted in better product quality with reduced production time.
  • Reduced error and non-conformances with by utilising fixtures and cutting tools on CNC machines.
  • Optimized tool usage, selecting appropriate cutting tools for different materials and tasks.
  • Enhanced team productivity, sharing technical knowledge and machining tips with new machinists.
  • Achieved consistent quality, performing detailed final inspections and adjustments on completed parts.
  • Mastered various machining operations, including milling, drilling, and turning, to expand production capabilities.
  • Inspected and measured machined parts for conformance to specified tolerances.
  • Trained and mentored new and existing machinists on proper machining techniques.

Machinist 1

Caterpillar Reman Drivetrain LLC
10.2017 - Current
  • -As a Machinist 1, I set up and operate two Mazak turning centers to strip down and finish machine parts for the re-manufacturing process. Utilizing blueprints and precision measuring tools I am able to produce a good quality product for our customers

CNC Machinist/Programmer

Amity Technology
12.2016 - 07.2017
  • -As a CNC machinist and programmer, I was responsible for machine set ups, programming, and production as well as quality control of piece parts on a dedicated timeline.

CNC Machinist

Doosan Bobcat
03.2015 - 11.2016
  • -As a production machinist I was responsible for producing and inspection precision parts on a dedicated deadline, as well as operation and setup of multiple CNC machines.

Delivery Driver

Pizza Hut
08.2014 - 03.2015
  • -As a driver I was responsible for the delivery of the requested order to the customer.

Machinist’s Apprentice

PCS Manufacturing
05.2014 - 08.2014
  • -As a machinist's apprentice I preformed CNC setups, and also was responsible for completing production orders for customers.

Oilfield Roustabout

James Oil well Service
08.2011 - 08.2013
  • -As a roustabout I preformed the duties of an industrial plumber, as well as the duties of a general construction worker by constructing oil field locations from start to finish. I have experience with heavy equipment operation. This includes backhoes, skid steers, crane trucks, front end loaders, trenchers, man lifts, and bulldozers.

Education

Associates Degree - Precision Machining Technology

North Dakota State College of Science
Wahpeton, ND
05.2016

High School Diploma - undefined

Belfield Public High School
Belfield, ND
05.2012

Skills

  • -Experience with forklift and heavy equipment operation
  • -Sand Blasting Experience
  • -Experience with hand tools
  • -Experience operating and setting up Fanuc Robot arms
  • -Experience with the operation and setup of Twin Wire Arc welders
  • -Experience with the operation and setup of Mori Seiki, Haas, Mazak and Fanuc mills, lathes etc
  • -Experience with the operation and setup of manually operated machine tools, mills, lathes and surface grinders
  • -Experience with G and M code programming of Haas, Mazak and Mori Seiki mills and lathes
  • -Experience with precision measuring tools, calipers, micrometers, etc
  • -8 years’ experience in a production manufacturing environment
  • -Experience reading manufacturing blueprints
  • -Experience with CAD/CAM software, Fusion 360, Solidworks, Master Cam, etc
  • Precision machining
  • Machine setup
  • CNC machine operation
  • Large lathe operation
  • Part inspection
  • Detail-oriented
  • Safety protocols

Certification

  • -OSHA 10-hour Occupational Safety and Health Training Course April 2012
  • -H2S Safety Trained July 2012
  • -Subcontract Management Plan September 2012
  • -First Aid, CPR January 2013
  • -Certification in Precision Machining Technology May 2014
  • -Forklift Safety Training June 2014
  • -Associates Degree in Precision Machining Technology May 2016

Timeline

Machinist 2

Caterpillar
01.2022 - Current

Machinist 1

Caterpillar Reman Drivetrain LLC
10.2017 - Current

CNC Machinist/Programmer

Amity Technology
12.2016 - 07.2017

CNC Machinist

Doosan Bobcat
03.2015 - 11.2016

Delivery Driver

Pizza Hut
08.2014 - 03.2015

Machinist’s Apprentice

PCS Manufacturing
05.2014 - 08.2014

Oilfield Roustabout

James Oil well Service
08.2011 - 08.2013

High School Diploma - undefined

Belfield Public High School

Associates Degree - Precision Machining Technology

North Dakota State College of Science
McKenzie O’Brien