Manufacturing Engineer - Composite Intermediates

St. Peters, MO

Company Description

Zoltek Companies, Inc. is a world leader in the research, development, manufacture and distribution of industrial grade carbon fiber. Our mission is to lead the commercialization of carbon fiber through our development of a price-competitive, high-performance reinforcement for composites used in a broad range of commercial products. Our target markets include wind energy, automotive, offshore drilling, marine, infrastructure, and many other diverse industrial markets. We currently employ over 1,300 employees at manufacturing facilities located in the United States, Guadalajara Mexico (≈300 employees) and Nyergesujfalu Hungary (≈850 employees), and our sales and distribution network is worldwide. 
Learn more at www.zoltek.com.

Job Description

  • Manage the construction and implementation of pultrusion equipment modifications
  • Drive the completion and updating of PFMEA’s for the prepreg and pultrusion processes
  • Specify and coordinate purchases of equipment for manufacturing prepreg and pultruded profiles
  • Develop, optimize, and document pultrusion process
  • Coordinate tooling modifications, new tooling, and machine setup for different pultruded profiles
  • Support development work for higher-speed pultrusion processes
  • Design, engineer and build application cart systems for wind energy
  • Assist Wind Energy team in optimizing the prepreg and cured laminate lay-up procedure
  • Provide technical service and assistance to Zoltek’s wind energy customers in use of prepreg, UD fabric and pultruded profiles in wind turbine blade manufacturing


  • Bachelor’s degree or equivalent in scientific area. 
  • Knowledge of machining, tooling and how to design and build processing equipment.
  • Relevant experience providing technical service and assistance to customers in the composites area.
  • Technical knowledge of composites industry and processes.  Specifically with vacuum infusion, prepreg, and the manufacturing of large structural components.
  • Ability to travel up to 33% of time for 1-2 week time periods at a time, including international travel.

Additional Information

Compensation & Benefits:

Zoltek also offers a competitive benefits package. Benefits include:

• Medical plan
• Dental plan
• Prescription drug benefits
• Flexible spending accounts
• Vacation
• Sick time
• Holiday pay
• Tuition assistance program
• Short term and long term disability coverage
• Employee assistance program
• Optional life insurance 
• 401(k) program.


For immediate consideration for this position, please submit your resume online. Zoltek is an Equal Employment Opportunity employer and provides a drug free work place.