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JOB DETAILS

Rubber Lab Technician

CompanyPress-Seal Corporation
LocationFort Wayne
Work ModeOn Site
PostedSeptember 10, 2026
About The Company
Press-Seal Corporation is a third-generation family-owned business founded in 1954 in the Midwestern United States, from where we operate to this very day. Born from the necessity to protect our planet's clean water supply, Press-Seal is a world leader in the design and manufacturing of patented and trademarked sealing products for stormwater, wastewater, and waterworks systems. We continue to expand our reach across markets in the rail and transit and automotive industries. Facebook.com/Press.Seal Instagram.com/PressSealCorporation YouTube.com/@PressSealCorporation TikTok.com/@presssealcorporation
About the Role

Description

Rubber Lab Technician

  

Position Summary:


Shift: 10:00am - 6:00pm


The Rubber Lab Technician is responsible for working in conjunction with and assisting the Lead Rubber Lab Technician in performing sample prep and quality testing of rubber materials and parts, including mixed, extruded, and molded components. This role ensures materials meet internal and customer specifications by accurately collecting, recording, and reporting test data. The technician works closely with the production, engineering, and technical teams to support compound development, trial evaluations and maintain compliance with quality standards.

  

Essential Duties and Responsibilities:

  • Conduct daily testing of mixed, extruded, and molded rubber samples.
  • Prepare rubber compounds for molding and testing. 
  • Enter test results accurately and promptly into the Lab System database and development spreadsheets. 
  • Communicate results and release material for production based on testing outcomes.
  • Collaborate with production, engineering, and technical teams to test trial materials and report findings.
  • Complete all documentation and computer entries accurately, including customer-specific product certifications.
  • Perform material release duties regarding hold tag pulling upon lab approvals.
  • Maintain a clean, safe, and organized work environment in compliance with OSHA standards.
  • Perform other duties as assigned.

  Equipment Utilized (with supervision):

  • Tensometer
  • Rubber sample cutters
  • Ovens
  • Calipers, snap gauges, scales
  • Moving Die Rheometer (MDR)
  • Mooney Viscometer

Qualifications:

  • Proficiency in Microsoft Office and other lab-related software
  • Strong basic math skills
  • Mechanical aptitude with analytical thinking skills
  • Ability to read and interpret ASTM and similar technical standards
  • Consistent and exemplary attendance record
  • Ability to create and test a hypothesis
  • Mastery of basic scientific method
  • Ability to communicate observations about the test and test results
  • High level of awareness – e.g. Potential differences in test samples, surface condition, variation in test values, etc.

  Education and Experience:

  • High School Diploma or GED required
  • Prior laboratory or rubber industry experience is a plus (not required)

  Work Environment:


This position operates in a laboratory and manufacturing environment. Proper PPE and adherence to safety protocols are mandatory. The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. 

Key Skills
Sample preparationQuality testingData entryLaboratory equipment operationMicrosoft OfficeBasic mathMechanical aptitudeAnalytical thinkingTechnical standards interpretationScientific methodDocumentationSafety complianceOSHA standardsRubber material testing
Categories
ManufacturingScience & ResearchEngineering
Job Information
📋Core Responsibilities
The Rubber Lab Technician performs quality testing on rubber materials and components to ensure they meet internal and customer specifications. They also maintain accurate test records, collaborate with production and engineering teams, and ensure a safe, clean laboratory environment.
📋Job Type
full time
📊Experience Level
0-2
💼Company Size
125
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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