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Polygon Company

Polygon Company

Manufactures composite materials for multiple markets

Manufacturing Engineer

Full-Time
No salary listed
Mid
Bachelor's
Walkerton, IN, USA
In Person

About the job

Requirements
  • A bachelor's degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, Materials Engineering, or a related field.
  • A minimum of 2–5 years of hands-on manufacturing engineering experience in a composite or advanced materials environment.
  • Experience improving production processes through Lean and Six Sigma tools.
  • Experience supporting cross-functional teams in a project-based environment.
  • Familiarity with composite tooling design, curing processes, and material-handling best practices.
  • Strong understanding of composite manufacturing methods, including hand lay-up, vacuum bagging, filament winding, resin transfer molding, and autoclave curing.
  • Proficiency in 3D computer-aided design software such as SolidWorks, CATIA, or AutoCAD for tooling and process design.
  • Knowledge of Engineering Change Order and new product introduction workflows and documentation requirements.
  • Familiarity with enterprise resource planning and manufacturing execution systems.
  • Basic knowledge of statistical tools such as design of experiments and statistical process control, and data analytics platforms such as Excel, Power BI, and SQL.
  • Ability to identify process issues, analyze data, and implement effective technical solutions.
  • Ability to work on the plant floor to observe, measure, and improve processes.
  • Ability to manage multiple priorities in a fast-paced, high-mix environment.
  • Ability to perform the stated physical demands, including sitting, standing, stooping, climbing, walking, using hands, and talking and hearing for a minimum of eight hours per day.
Responsibilities
  • Develop, document, and optimize manufacturing processes for composite lay-up, curing, machining, bonding, and finishing.
  • Design and implement jigs, fixtures, molds, and process aids to ensure repeatability, ergonomics, and operator safety.
  • Support new product introductions by creating process plans, routing steps, and tooling for the transition from prototype to production.
  • Ensure processes comply with applicable aerospace, defense, industrial, quality, and engineering standards.
  • Lead and participate in continuous improvement initiatives focused on scrap reduction, cycle-time improvement, and yield enhancement.
  • Conduct time studies, workflow analysis, and root-cause investigations to eliminate waste and resolve bottlenecks.
  • Apply Lean Manufacturing and Six Sigma methodologies, including 5S, DMAIC, and value-stream mapping, to improve manufacturing key performance indicators.
  • Develop, standardize, and maintain work instructions aligned with current processes.
  • Support Engineering Change Orders by accurately implementing manufacturing documentation and routings.
  • Collaborate with design engineering to evaluate manufacturability during product development and design reviews.
  • Maintain manufacturing documentation, including work instructions, process flows, and process failure mode and effects analyses.
  • Collect, analyze, and interpret manufacturing data to identify trends and improvement opportunities.
  • Perform statistical analysis, including statistical process control and design of experiments, to validate process capability and reduce variability.
  • Support the development of data visualization tools such as Power BI and Grafana for real-time performance monitoring.
  • Identify and support automation opportunities in composite manufacturing processes.
  • Collaborate with internal and external partners on automation integration and process-control technologies.
  • Support the development and maintenance of industrial Internet of Things-enabled monitoring systems.
  • Partner with Quality Engineering to perform root-cause analysis and implement corrective and preventive actions.
  • Develop and validate process controls to prevent nonconformances.
  • Participate in material review board activities and provide technical input on nonconforming-material disposition.
  • Perform additional assigned duties.
Desired Qualifications
  • Experience with composite materials and processes such as prepreg lay-up, resin infusion, autoclave processing, and curing.
  • Industry certifications such as Lean Six Sigma Green Belt, Certified Manufacturing Engineer, or Composite Manufacturing certification.
  • Experience with Infor Syteline.

About the company

1) What the company does: Polygon Company designs and manufactures composite materials and components for several industries. 2) How its products work: The company produces fiber-reinforced composite materials (using resins and fibers) that are formed into parts used in medical, electrical, fluid power, and construction equipment, providing strength and durability in demanding applications. 3) How it differs from competitors: It has a long history (since 1949) and positions itself as a world-class manufacturer focused on delivering superior value to customers across multiple markets. 4) The company’s goal: To provide reliable, value-driven composite solutions that meet the needs of its diverse markets.

Company Size

51-200

Company Stage

N/A

Total Funding

N/A

Headquarters

Walkerton, Indiana

Founded

1949

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Simplify's Take

What believers are saying

  • August 2026 Walkerton investment lifts medical capacity 10x and adds 35 jobs.
  • Polygon already ships 1.3 million precision medical components yearly, including surgical robotics parts.
  • Recent investments target quality, digital production, and engineers for higher-margin medical growth.

What critics are saying

  • Medical demand concentration rises toward 30% of sales, increasing exposure to OEM ordering swings.
  • A 10x capacity build must fill 35 jobs by 2031 or equipment sits idle.
  • Medtronic, Baxter, and Coloplast can switch suppliers if quality or delivery slips.

What makes Polygon Company unique

  • Founded 1949, Polygon makes filament-wound composites for medical and industrial customers.
  • Its tubing replaces stainless steel in surgical robotics and electrically isolated instruments.
  • Walkerton expansion adds Swiss CNC, pultrusion, and advanced inspection for custom medical parts.

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Benefits

Remote Work Options

Company News

Building Indiana Business
Aug 3rd, 2026
Polygon to invest $4M to increase medical manufacturing capacity in Walkerton.

Polygon to invest $4M to increase medical manufacturing capacity in Walkerton. Posted Monday, August 3, 2026 7:00 am News Release Polygon Company, a manufacturer of filament-wound composite components for medical device and industrial markets, announced a $4 million investment to expand and modernize its medical manufacturing operations in Walkerton, St. Joseph's County. The project increases Polygon's medical production capacity by 10 times to keep pace with growing demand from surgical robotics, catheter, and other medical device manufactures. The investment, covering new production equipment, facility upgrades, and workforce training, will create 35 new medical manufacturing jobs in Walkerton over the next five years, with average plant wages 9% above the mean for South Bend area production jobs[1]. "Walkerton has been home to Polygon for 75 years, and this expansion is our clearest statement yet that it will be home for many more," said J.A. Lacy, Polygon's Board Chair. "We're creating good jobs, investing in our people, and building the capacity to help our medical customers meet a growing need." Other items that may interest you

InkFreeNews
Aug 2nd, 2026
Polygon invests $4 million to expand Walkerton medical device manufacturing.

Polygon invests $4 million to expand Walkerton medical device manufacturing. News release. WALKERTON - Composite manufacturer Polygon Co. will invest $4 million to expand its Walkerton operations. "We're proud to announce a multi-million investment in our Walkerton, Indiana medical manufacturing operations," the company announced in a news release posted to LinkedIn. "This expansion will create 35 new jobs, increase our production capacity, and strengthen our engineering and applications teams." The project is expected to increase the company's medical manufacturing capacity by a factor of 10 during the next five years. Hiring will include production employees, CNC machinists, engineers, supervisors and quality specialists. The investment includes new Swiss CNC equipment, additional pultrusion lines and advanced inspection technology designed to improve manufacturing accuracy for small, highly engineered components. The company also is introducing Bluetooth-enabled production systems and multi-sensor measurement equipment to strengthen quality control throughout the manufacturing process. Polygon engineers develop each medical component to meet the specifications of individual device manufacturers by customizing resin systems, glass reinforcements and other material characteristics. The company's composite tubing is increasingly used as an alternative to stainless steel because it combines high strength with dielectric properties that help electrically isolate surgical instruments. Medical products account for roughly one-fifth of Polygon's revenue, but company officials expect the segment to approach 30% of sales as the market continues to expand. "Today, Polygon manufactures more than 1.3 million precision medical components each year, including components used in surgical robotics," the company said. "This investment reflects our continued commitment to our employees, our customers, our community, and the future of medical manufacturing." Founded in 1949, Polygon operates two manufacturing facilities in Walkerton, producing composite tubes and components for medical, transportation, agriculture and construction markets. The company manufactures medical components each year for customers including Medtronic, Baxter, Coloplast and Apyx, while also supplying industrial manufacturers such as Caterpillar, Honeywell and John Deere. Aug 2 2026