Maintenance Technician III
Columbia, SC Maintenance
Job Type

FN America, LLC is a U.S. subsidiary of FN Herstal, S.A., a global leader in the development and manufacturing of high-quality, reliable firearms for military, law enforcement and commercial customers worldwide. Headquartered in McLean, Virginia with manufacturing operations in Columbia, South Carolina, FN America is passionately committed to providing its customers with a portfolio of FN-branded products, training and support services that enhance user performance and safeguard their lives. For more information, visit us at or follow us on Facebook, Twitter and Instagram.

Position Summary

The Maintenance Technician III plans, organizes, and performs complex Computerized Numerical Control (CNC) machine rebuilds and repairs.

Job Duties

  • Performs preventive maintenance and troubleshooting on electrical/mechanical systems to maintain production equipment and the production facility.
  • Evaluates and improves preventive maintenance on an ongoing basis.
  • Locates and diagnoses complex hydraulic issues.
  • Performs spindle and ball screw evaluation and repairs on various CNC machines.
  • Engages in activities that create a continuous improvement environment by utilizing lean, 5-S, and predictive tools (infrared (IR) thermography, vibration analysis).
  • Trains other Maintenance Technicians to read and interpret schematics and blueprints.
  • Other duties as assigned.

Educational Requirements

High school diploma or general education degree (GED) is required.

Experience Requirements

Ten years of Computerized Numerical Control (CNC) maintenance experience or equivalent education is required.

Skills and Competencies

All FN America employees are expected to demonstrate accountability, collaboration, communication, customer focus, and innovation. Additional requirements of this position include:

  • Ability to locate and diagnose complex electrical and electronic malfunctions utilizing test equipment.
  • Advanced understanding of print reading and schematics.
  • Advanced understanding and troubleshooting of hydraulic systems, electrical systems, mechanical systems, and programmable logic controller (PLC) and ladder logic.
  • Solid understanding and use of proper tools for troubleshooting and repairing CNC machinery (multi-meter).
  • Solid understanding of spindle alignment verification and testing.
  • Ability to maneuver in tight spaces.
  • Ability to tell the difference in the color of electrical wiring to ensure proper grounding and prevent electrical shock.





Working Conditions

May be exposed to dangerous machinery and loud noises with temperature extremes. Must be able to regularly lift and move up to 25 pounds unassisted.

All FN America employees have a responsibility to participate in the development of a safe and healthy workplace and to comply with instructions given for their own safety and health and that of others.

Equal Employment Opportunity/M/F/disability/protected veteran status

FN America, LLC is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities.

If you need special assistance or an accommodation while seeking employment, please email or call: 803-736-0522. We will make a determination on your request for reasonable accommodation on a case-by-case basis.

VEVRAA Federal Contractor