Process Engineer (Injection Blow Molding)

Petmate; Arlington (TX); On-site; USD 85,000 - 110,000; Full time

Job summary

Petmate in Arlington, TX is seeking a Process Engineer specialized in injection blow molding to support, maintain, and improve production across multiple lines. You will drive OEE, reduce scrap, enhance product quality, and coach the process tech team with hands-on, floor-based activities.

The role requires 5+ years in injection blow molding, strong troubleshooting, and collaboration with maintenance, QA, and operations. Experience with HDPE/PP/PETG resins and robust data analysis are essential.

Qualifications

• Minimum 5 years hands-on experience in injection blow molding.
• Knowledge of core rods, cavities, neck rings setup and maintenance.
• Experience with HDPE, PP, PETG, LDPE, and recycled resins.
• Strong problem-solving and data-driven process improvement skills.

Responsibilities

• Support and optimize injection blow molding processes across lines.
• Drive OEE improvements and reduce scrap and downtime.
• Troubleshoot defects such as short shots, flash, weld lines, and warpage.
• Develop process specs, setup sheets, and work instructions.
• Lead root-cause investigations using structured methods (5 Why, PDCA).

Skills

Injection Blow Molding

Cycle optimization

OEE improvement

Troubleshooting

Process development

Resin handling

Wall thickness control

CPK/SPC analysis

Education

Bachelor’s degree in engineering or related technical field

Tools

Jomar

Uniloy

Nissei ASB

Rocheleau

Aoki

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Process Engineer (Injection Blow Molding)

Full-Time Employee Professional Arlington, TX, US

3 days ago Requisition ID: 1386

ABOUT PETMATE

Petmate is a global leader in pet supply products, with trusted brands including Petmate®, Chuckit !®, Quirky Kitty ®, Vittles Vault®, Wild Eats® and Arm & Hammer®. Over 60 years ago, Petmate began with a focus on safe pet transportation, leading to the creation of the first dog kennel. Today, Petmate develops products that improve quality of life and strengthen the bond between people and their pets. From environmentally responsible manufacturing to rigorous product testing, safety remains central to what we make and how we make it. Our portfolio of trusted brands features innovative solutions across several pet supplies categories including toys, feeding and watering, food storage, kennels, shelters, bedding, treats and more.

OUR WHY : To enrich families’ lives by cultivating the bond between people and their pets.

OUR VISION : Families everywhere trust us to enhance their pets’ well-being at every step of the adventure.

Petmate Core Values

OWN IT! We take responsibility for our actions, decisions, and outcomes.

STEADFAST DETERMINATION : We pursue what’s next with commitment and enthusiasm.

DO THE RIGHT THING : We align our actions with our values in every situation.

SAFETY WITHOUT COMPROMISE : We prioritize the safety of employees, consumers, and pets without compromise.

POSITION SUMMARY

We are seeking a skilled and motivated Process Engineer – Injection Blow Molding to join our manufacturing team in Arlington, TX. This is a hands-on, floor-based position responsible for supporting, maintaining, and improving injection blow molding processes across multiple production lines.

The primary focus of this role is driving Overall Equipment Effectiveness (OEE), reducing scrap, improving product quality, maximizing machine uptime, and building technical expertise within the process technician team. This position requires solid experience with injection blow molding equipment, tooling, resin processing, and process development.

The ideal candidate will have 5+ years of direct injection blow molding experience and demonstrate strong troubleshooting, analytical, and collaboration skills in a fast-paced manufacturing environment.

ESSENTIAL DUTIES AND RESPONSIBILITIES

Key Responsibilities

• Support and optimize injection blow molding processes across assigned production lines and machines.
• Drive OEE improvements through process optimization, cycle time reduction, scrap reduction, and machine reliability initiatives.
• Troubleshoot product quality defects including short shots, flash, gate defects, weld lines, warpage, thin-wall areas, and neck finish defects.
• Optimize injection parameters (injection speed, pressure, hold/pack pressure, screw recovery) and blow-station parameters (blow pressure, timing, mold and core rod temperature) to achieve consistent wall distribution and dimensional accuracy.
• Develop and maintain process specifications, setup sheets, startup procedures, and work instructions.
• Establish and maintain process windows for all active tooling (core rods, cavities, neck rings) and products.
• Support root cause investigations using structured problem-solving methodologies including 5 Why, A3, Fishbone, and PDCA.
• Collaborate with maintenance, tooling, quality, and production teams to improve process stability and throughput.
• Support mold/tooling qualifications, first article inspections, and new product launches.
• Validate and document process capability (CPK, PPK) and implement corrective actions where required.
• Conduct process audits to ensure compliance with established standards.
• Analyze production data to identify trends impacting efficiency, scrap generation, downtime, and quality.
• Support continuous improvement projects focused on productivity and cost reduction.
• Support capital projects involving new injection blow molding equipment, tooling, automation, and auxiliary systems.
• Collaborate with resin suppliers to optimize material performance and process parameters.
• Support first article and production validation runs for new products and tooling.
• Support preventive maintenance activities related to core rods, cavities, neck rings, injection units, hydraulics, cooling systems, and auxiliary equipment.
• Other duties as assigned.

Team Support Responsibilities

• Provide technical guidance and on-the-job support to Process Technicians and Setup Technicians.
• Share best practices for injection blow molding troubleshooting and startup procedures.
• Support technical training initiatives led by senior engineering staff.
• Assist production supervisors with process performance updates as needed.

SKILLS AND EXPERIENCE

Required Qualifications

• Minimum 5 years of hands-on experience in injection blow molding manufacturing.
• Working knowledge of:
  • Injection Blow Molding principles (injection, blow, and ejection stages)
  • Preform formation via injection molding onto core rods
  • Core rod, cavity, and neck ring setup and maintenance
  • Neck finish and gate quality control
  • Resin drying and material handling
  • Wall thickness control
  • Cycle optimization
• Solid troubleshooting skills involving:
  • Part quality defects
  • Machine performance issues
  • Tooling-related concerns (core rods, cavities, neck rings)
  • Material processing challenges
• Experience with HDPE, PP, PETG, LDPE, and recycled resin applications.
• Experience reducing scrap and improving OEE in a high-volume manufacturing environment.
• Working understanding of SPC, CPK, statistical analysis, and process capability studies.
• SOPs
• Process specifications
• Control Plans
• PFMEAs
• Setup documentation
• Familiarity with Lean Manufacturing and Continuous Improvement methodologies.
• Good project management and organizational skills.
• Good written and verbal communication skills.
• Proficiency with Microsoft Office and manufacturing data systems.

Preferred Qualifications

• Bachelor’s degree in engineering or related technical field.
• Experience with Jomar, Uniloy, Nissei ASB, Rocheleau, Aoki, or similar injection blow molding equipment.
• Experience with robotic automation and EOAT integration.
• Experience supporting tooling design and core rod/mold qualification activities.

Key Performance Indicators (KPIs)

• OEE Performance
• Scrap Reduction
• Downtime Reduction
• First Pass Yield
• Process Capability (CPK)
• Preventive Maintenance Compliance
• Technical Skill Growth
• New Product Launch Success

PHYSICAL DEMANDS

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. The employee is frequently required to stand and walk. The employee is occasionally required to sit. The employee must occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus. While performing the duties of this job, the employee is regularly required to talk and listen.

WORK ENVIRONMENT

Our facility operates with machinery that can be loud and requires ear protection and eye protection. The manufacturing environment can be fast-paced and physically demanding, with exposure to various materials and processes. We prioritize safety and cleanliness, providing all necessary protective gear and maintaining strict hygiene standards. Despite the challenging conditions, we foster a collaborative and supportive atmosphere where teamwork and professional growth are highly valued.

Petmate is an Equal Opportunity Employer and provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other characteristic protected by law.