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RMB Products · 1 month ago

Continuous Improvement Intern

Mast Tech, San Diego, CA, US

Internship

Onsite

Intern

$21/hr - $25/hr

0+ years exp

Start in 2026 Spring

MAST Technologies is seeking a motivated and detail-oriented Continuous Improvement Intern to support ongoing Continuous Improvement and Operational Excellence initiatives. This internship provides hands-on experience in Lean manufacturing, visual communication, and process optimization while contributing to real improvements on the production floor.

ChemicalManufacturingPlastics and Rubber Manufacturing

No H1B

U.S. Citizen Only

Responsibilities

Develop and implement a Visual Management / Continuous Improvement Board for production

Document improvement activities, including before-and-after photos, process descriptions, and impact summaries

Support process mapping, waste identification, and improvement idea generation

Track and report improvement metrics such as time savings, scrap reduction, and participation rates

Assist with 5S organization, visual labeling, floor markings, and other workplace organization projects

Partner with production team members to gather data, understand pain points, and support improvement initiatives

Help facilitate daily/weekly CI communication and updates to the board

Prepare a final presentation summarizing completed improvements and key outcomes

Qualification

Lean manufacturing5SProcess optimizationMicrosoft ExcelData analysisVisual designCommunicationOrganizational skillsTechnical writingCross-functional collaboration

Required

A Secondary Certificate/High School Diploma/GED and currently pursuing a degree in Industrial Engineering, Manufacturing Engineering, Operations Management, Business, or a related field

0-2 years of relevant work experience that will allow successful performance of job expectations

Strong communication and organizational skills

Proficiency with Microsoft Excel, PowerPoint, and basic data analysis

Ability to work hands-on in a production environment

Interest in Lean, 5S, or Continuous Improvement methodologies

Highly motivated with a continuous improvement mindset

Detail-oriented and able to manage multiple tasks

Comfortable collaborating with cross-functional teams

Proactive, curious, and eager to learn