Job Description

Overview

The Blow Mold Technician III is responsible for the setup, operation, troubleshooting, repair, and optimization of blow molding equipment to ensure safe, efficient, and high-quality production. This senior-level technician possesses advanced knowledge of blow molding processes and serves as a technical resource for operators and junior technicians while supporting continuous improvement initiatives.

Responsibilities

  • Set up, start up, and optimize blow molding machines for production.
  • Perform mold changes, tooling changes, and machine changeovers safely and efficiently while minimizing production downtime.
  • Install, align, secure, and verify molds, tooling, and auxiliary equipment to ensure proper operation and product quality.
  • Verify proper mold setup, cooling connections, and machine functionality prior to production startup.
  • Develop, monitor, and optimize processing parameters to improve cycle times, reduce scrap, and maintain product quality.
  • Troubleshoot mechanical, hydraulic, pneumatic, electrical, and processing issues.
  • Diagnose and troubleshoot PLC-controlled equipment using ladder logic, HMI interfaces, alarms, and machine diagnostics.
  • Assist with PLC programming modifications under engineering or manufacturer guidance.
  • Read and interpret electrical schematics, hydraulic diagrams, and machine blueprints.
  • Perform preventative and predictive maintenance on blow molding equipment and auxiliary systems.
  • Repair and replace motors, sensors, valves, heaters, thermocouples, drives, relays, and electrical components.
  • Calibrate machine settings and ensure proper process documentation is maintained.
  • Monitor product quality and make process adjustments to ensure compliance with specifications.
  • Troubleshoot resin flow, parison programming, temperature profiles, cooling systems, and extrusion performance.
  • Support root cause analysis for downtime, quality defects, and equipment failures.
  • Train and mentor operators and lower-level technicians on equipment operation, mold change procedures, troubleshooting, safety, and best practices.
  • Collaborate with Engineering, Quality, and Production to improve equipment reliability and manufacturing efficiency.
  • Maintain accurate maintenance records, work orders, mold change documentation, and process sheets.
  • Participate in continuous improvement, Lean Manufacturing, 5S, TPM, and Kaizen initiatives.
  • Ensure compliance with all company safety policies, GMP requirements, and OSHA regulations.
  • Perform other duties as assigned.

Requirements

  • High school diploma or GED required.
  • Technical degree or vocational training in Industrial Maintenance, Mechatronics, Electrical Technology, or related field preferred.
  • Minimum of 5 years of blow molding processing and maintenance experience in a manufacturing environment.
  • Extensive experience with extrusion blow molding equipment.
  • Advanced knowledge of machine setup, processing, troubleshooting, and optimization.
  • Experience troubleshooting PLC-controlled machinery.
  • Ability to interpret PLC fault codes and diagnose machine control issues.
  • Strong understanding of electrical systems (24VDC, 120VAC, 480VAC).
  • Experience working with hydraulic and pneumatic systems.
  • Ability to read electrical schematics and technical drawings.
  • Experience with preventive maintenance systems and CMMS software preferred.
  • Strong computer skills, including Microsoft Office.

Benefits

  • Health Insurance
  • Dental
  • Vision
  • 401k
  • PTO

Additional Information

  • Manufacturing facility with exposure to heat, noise, dust, and moving machinery.
  • May require overtime, weekends, holidays, and on-call support as business needs dictate.
  • Fast-paced production environment requiring quick response to equipment issues.

Benefits

Health Insurance
Dental
Vision
401k
PTO

How this job compares in Garland, TX

Pay in context

This employer didn't publish a rate. For reference, welding jobs across Texas currently run a median of $28/hr in our index, with the middle half of them falling between $23–$35/hr across 488 postings with published pay. That median is a reasonable floor to anchor on when a recruiter asks what you're looking for.

The local market in Garland, TX

We're tracking 16 other active welding openings in Garland, TX right now, from 6 different employers. 5 of them were added in the last week. Across Texas as a whole we're tracking 1,424 other active welding openings from 736 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Garland, or widen the search to Texas.

The most active employers in Texas at the moment, by number of open welding reqs, are Zachry Group (26), Welding Shop in Houston, TX (25), and Austin Industries (23). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within Texas, the best-paying metros we track by median hourly rate are Pasadena at $40/hr, San Angelo at $39/hr, and Midlothian at $38/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Garland, TX

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Blow Mold Maintenance Technician figures were last recalculated when this page was built.