Job Description
Title: Maintenance Technician
Classification: Non-exempt/Hourly
Reports to: Maintenance Supervisor Location: St. Charles, MO (MRP) Date posted: 9/3/25 Job Summary: We are looking for a Maintenance Technician with mechanical experience to join our team at our Missouri Research Park facility in St. Charles, MO. The Maintenance Technician will perform general maintenance work on our carbon fiber production machinery to ensure maximum efficiency and safety of our operations. This is an evening position with four 10-hour shifts, scheduled Wednesday - Saturday. Zoltek does not hire individuals who require sponsorship for employment eligibility in the U.S. Essential Duties and Responsibilities: . Install, maintain and repair single and multi-stage pumps, motors, drives, ovens, furnaces, bearings and pipe systems
. Remove and install mechanical seals
. Align pumps using dial indicator method and other precision tools
. Work on and troubleshoot industrial knitters and textile equipment
. Make confined space entry in furnaces, replace bearings on equipment, remove and install gear boxes
. Fit pipes, conduct electrical repair, fabricate equipment
. Ability to learn single and 3-phase electrical systems
. Ability to learn troubleshooting of 480v VFD controllers, overloads, contactors, circuit breakers, limit switches, conveyors, etc
. Enter data into CMMS document system as required.
. Keep equipment and work area clean, safe and organized
. Communicate effectively with supervisors and co-workers
. Perform other duties as required Qualifications:
. High School Diploma required, related Certification or associate's degree from a college or technical school desired
. Min. 3 years of experience in plant maintenance in a manufacturing environment
. Strong aptitude for mechanical tasks and equipment handling.
. Skilled in mechanical troubleshooting and repair.
. Structure welding (stick / SMAW welding) training and experience a plus
. Demonstrates responsibility in promoting safety, ethics, and collaboration in the workplace.
. Ability to wear a full-faced respirator (no full beards)
. Computer skills, able to use MS Word, MS Excel, Internet DocuSign Envelope ID: 5A2E78C6-C174-429B-964D-F6A2E02A8E91
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 the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
. While performing the duties of this job, the employee is frequently required to stand; walk; use hands to finger, handle, or feel objects, tools, or controls; reach with hands and arms; climb or balance; stoop, kneel, crouch, or crawl; and talk or hear.
. The employee must frequently lift and/or move up to 25 pounds and occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, and depth perception.
. Must be able to wear various types of respirators and remain clean shaven.
. Ability to operate a forklift. Work Environment: The work environments characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
. While performing the duties of this job, the employee regularly works near moving mechanical parts. The employee occasionally works in high, precarious places and confined spaces and is occasionally exposed to chemicals, wet and/or humid conditions, fumes or airborne particles, extreme cold, extreme heat, and risk of electrical shock.
. The noise level in the work environment is usually moderate.
Internal Application Process:
Employees seeking consideration for an internal job opening must be in good standing (no disciplinary actions) and must be meeting performance expectations in their current roles to be approved for a potential transfer/promotion. The steps in the internal application process are as follows:
1. Notify your direct supervisor of your desire to be considered for the open position.
2. Apply for the position via the company website : Upload your updated resume and describe your motivation and qualifications for the position.
3. Based on your qualifications for the new position, you may be invited to participate in the interview process to determine the best qualified candidate for the job, including outside applicants. 4. If accepted, your direct supervisor will be informed and establish a timeline for the transfer. Zoltek is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, gender identity, sex, sexual orientation or expression, religion, national origin, marital status, age, disability, veteran status or any other protected status.
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