About this opportunity
Plasticmolding lists this Principal Manufacturing Engineer opportunity in denver, Colorado. Review the employer’s description below for duties, qualifications and application requirements.
Job description
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Principal Manufacturing Engineer
Full Time Technical Centennial, CO, US
$145,000.00 To $175,000.00 Annually
Company Description
Plastic Molding Technology (PMT) manufactures high precision plastic parts for automotive, telecommunications, medical device, renewable energy, and industrial customers. The primary manufacturing processes are injection molding and thermoforming. PMT has ~100 injection molding presses at its two primary manufacturing locations in El Paso, TX and Centennial, CO (a suburb of Denver).
Why Join Us?
Competitive salary and benefits package
Opportunity to work in a dynamic and innovative manufacturing environment
Growth potential within the company
What you’ll do:
Serve as the principal technical authority for injection molding across all company facilities
Define, maintain, and evolve enterprise-wide standards, best practices, and procedures for injection molding execution
Provide expert technical guidance to the Director of Engineering, process engineers, manufacturing engineers, and leadership on complex, high-impact, or non-standard technical decisions
Lead the technical evaluation, quoting, and kickoff of all new injection molding tools, ensuring alignment with performance, quality, and long‑term manufacturability requirements
Act as the primary technical interface with mold builders during tool design, review, and launch phases
Support new program launches by establishing robust process strategies and resolving tooling‑related risks
Define technical specifications for injection molding machines, auxiliary equipment, and automation, including development of RFQs and evaluation of vendor proposals
Collaborate with leadership and finance on capital planning, including equipment selection, replacement strategy, and expansion planning
Support capital projects through technical justification, vendor engagement, and execution oversight
Drive efforts to standardize molding systems and practices across sites to improve consistency, efficiency, scalability, and long‑term maintainability
Identify opportunities to eliminate unnecessary engineering labor from quoting and execution workflows by implementing smarter systems, standards, and tools
Support development of training frameworks and technical documentation to reinforce standardized execution
Support capacity analysis, equipment sizing, and right‑sizing of molding operations to meet current and future business needs
Provide technical input into plant layouts, equipment placement, and facility growth plans
Partner with operations and leadership to ensure manufacturing strategy aligns with business growth objectives
Serve as the corporate technical representative with equipment OEMs, tooling vendors, automation suppliers, and industry partners.
Support site teams as needed for complex process challenges, critical customer issues, or strategic initiatives. Stay current on industry trends, emerging technologies, and best practices in injection molding
Performs other duties as assigned
What we’re looking for:
Bachelor’s degree in Plastics Engineering, Mechanical Engineering, or a closely related engineering discipline with a strong emphasis in plastics manufacturing. Advanced degree (Master’s) or equivalent combination of education and progressive industry experience demonstrating sustained technical leadership and authority
15+ years of progressive experience in an injection molding manufacturing environment, with deep expertise in process engineering and/or tooling engineering
Demonstrated expertise in specifying injection molding equipment, auxiliary systems, and tooling, including development of technical requirements and evaluation of vendor proposals
Advanced proficiency in scientific injection molding principles and their practical application in production and tooling development
Proven experience with capacity planning, equipment sizing, and right‑sizing manufacturing operations to support growth and efficiency
Experience leading or significantly contributing to capital projects, including technical justification, capital request development, and execution support
Strong business acumen, with the ability to align technical decisions with broader business objectives, cost considerations, and long‑term strategy
Functional working knowledge of AutoCAD and SolidWorks sufficient to review layouts, tooling concepts, and equipment integration
Strong background in data‑driven decision making, including use of process data, metrics, and analysis to guide technical direction
Proficient in Microsoft Office (Excel, Word, PowerPoint) for technical analysis, documentation, and executive‑level communication
Demonstrated ability to learn and effectively utilize new software tools and systems used by the organization
Excellent communication skills, with the ability to effectively engage plant personnel, engineering teams, leadership, customers, and external vendors
Strong analytical, critical‑thinking, and problem‑solving capabilities, particularly for complex, cross‑site technical challenges
Exceptional time‑management and organizational skills, with the ability to manage multiple concurrent priorities independently
Commitment to continuous learning, professional development, and staying current with industry best practices and emerging technologies
High level of attention to detail combined with systems‑level perspective
Ability to read, write, and speak English fluently
This position is on-site in Centennial, CO, with travel as needed to support strategic initiatives, major launches, and critical technical engagements.
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Worksite address
denver, CO, 80285, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.