Plastics Engineer

What We Do

United is the leader in high-performance thermoplastic internal pipelining systems for pipeline integrity. We have installed over 25,000 miles of the Tite Liner® system (2–52 inches in diameter, operating pressures up to 7,500 psi) in more than 30 countries worldwide. Our strength lies in innovative solutions that solve our customers’ toughest challenges.

Job Description

The Plastics Engineer/Technician will support the development, design, and production of plastic materials and components for pipeline integrity systems. This role requires expertise in plastics engineering, molding, and material science, with a focus on ensuring product performance, reliability, and compliance with industry standards. Responsibilities include product design using CAD software, material selection, process design and optimization, and quality assurance. The position will also contribute to research and development of innovative plastics, such as recyclable or biodegradable materials, and provide troubleshooting support for production processes.

Responsibilities

• Create and design plastic components and products, ensuring strength, flexibility, durability, and overall performance
• Utilize CAD software to develop detailed product models and simulations
• Select appropriate plastic materials for applications, balancing cost, environmental impact, and performance requirements
• Develop and refine manufacturing processes such as injection molding, extrusion, and blow molding to improve efficiency, reduce waste, and control costs
• Conduct quality assurance testing to identify defects or inconsistencies and ensure compliance with specifications
• Support research and development of new materials to meet evolving industry needs and environmental standards
• Diagnose and troubleshoot issues in the production process, implementing corrective actions to improve product quality and process reliability
• Collaborate with engineering and production teams to integrate plastic solutions into pipeline systems
• Document results, processes, and specifications for accuracy and future improvements

Requirements

• Bachelor’s degree in Plastics Engineering, Materials Science, Chemical Engineering, or related field (advanced degree a plus)
• Proficiency with CAD software for product modeling and design
• Strong technical background in polymer science, plastics processing, and material testing
• Experience with injection molding, extrusion, and other plastics manufacturing processes
• Knowledge of pipeline or industrial plastics preferred
• Strong analytical and problem-solving skills for troubleshooting and process optimization
• Excellent communication skills for effective collaboration across teams.
• Solid documentation abilities and attention to detail

Benefits

• Health, dental, and vision insurance
• 401(k) with company match
• Paid time off and holidays
• Opportunities for advancement and professional development
• Equal opportunity employer

Salary

$90,000 – $125,000 per year, based on experience

LocationDurango, CO and Farmington, NM

Please include a cover letter with your application.