Summary
Overview
Work History
Education
Skills
Timeline
Generic

Efren Contreras

Walhalla,SC

Summary

Highly-motivated employee with desire to take on new challenges. Strong work ethic, adaptability, and exceptional interpersonal skills. Adept at working effectively unsupervised and quickly mastering new skills.

Overview

9
9
years of professional experience

Work History

Machinist

GE
Greenville , SC
03.2025 - Current
  • Load raw materials into machines according to specified measurements.
  • Unload finished products from machines onto conveyors or other transport systems.
  • Check products for accuracy using measuring instruments such as calipers, micrometers, gauges.
  • Adjust machine settings to complete tasks accurately.
  • Troubleshoot malfunctions in equipment or processes.
  • Comply with company policies regarding quality control procedures.
  • Monitor the feed and speed of machines during the machining process.
  • Observe machine operations to detect any problems or defects in the finished product.
  • Replace worn tools, sharpen cutting tools, adjust machinery components.
  • Set up and operate machine tools to produce precision parts and instruments.
  • Read blueprints and job orders to determine product specifications and tooling instructions.
  • Maintain records of completed work and production data including volume produced and time required for each task.
  • Perform periodic maintenance on machines such as cleaning and lubrication.
  • Ensure that safety guidelines are followed at all times while operating machinery.
  • Carry out regular safety checks on machinery prior to operation.

Machinist 2

Borgwarner
Seneca, SC
04.2018 - 02.2024
  • Performed routine maintenance on machinery, including lubrication, cleaning.
  • Read blueprints, skhes, drawings, manuals, specifications or sample part to determine dimensions and tolerance of finished work piece.
  • Changed worn cutting tools as needed during operation.
  • Adjusted machine feed and speed, changed cutting tools, or adjusted machine controls when automatic programming was faulty or if machines malfunctioned.
  • Calculated dimensions and tolerances using knowledge of mathematics and instruments such as micrometers or vernier calipers.
  • Followed written instructions to set up and operate manual equipment and computer-controlled production machines.
  • Monitored production output levels and made adjustments as necessary to maintain production goals.
  • Trained new employees in the use of machinery used in the manufacturing process.
  • Verified conformance of finished work piece to specifications by checking measurements with a variety of precision measuring instruments such as height gauges, surface plates and protractors.
  • Observed machine operations to detect malfunctions or out-of-tolerance machining and adjust machines accordingly.
  • Maintained quality and safety standards; kept records of maintenance and repair work.
  • Maintained logs, lists and files and promptly completed necessary paperwork.
  • Sustained lockout and tag-out safety protocols by properly using equipment and materials.

Line Assembler

Covidien
Seneca, SC
01.2016 - 03.2018
  • Maintain a clean work area by sweeping up debris from assembly operations.
  • Inspect finished products for defects and conformance to customer requirements.
  • Align components for proper fit and adjust as necessary during the assembly process.
  • Collaborate with team members to optimize workflow processes within the department.
  • Test assembled products for accuracy and functionality prior to final packaging.

Education

High School Diploma -

Walhalla High School
Walhalla, SC
06-2010

Skills

  • Equipment Monitoring
  • Machine Maintenance
  • Assembly and Production
  • Tooling and Fixtures
  • Visual Inspection
  • Measurement Tools
  • Quality Control

Timeline

Machinist

GE
03.2025 - Current

Machinist 2

Borgwarner
04.2018 - 02.2024

Line Assembler

Covidien
01.2016 - 03.2018

High School Diploma -

Walhalla High School

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