Machine Maintenance Technician Rockford, Illinois

Concentric AB; Rockford (IL); On-site; USD 70,000 - 90,000; Full time

Job summary

Concentric AB in Rockford, IL, seeks a Machine Specialist to install, maintain, troubleshoot, and repair CNC machinery, automated manufacturing equipment, and electrical/pneumatic systems. The role emphasizes medium/high-voltage diagnostics, motor-driven controls, and PLC‑based automation.

You will fabricate piping, install and align systems, and support preventive maintenance and continuous improvement to maximize uptime and safety. Strong problem-solving and teamwork are essential.

Qualifications

• Associate degree or technical certification in Industrial Maintenance, Electrical Technology, Mechatronics, Electronics, or related field preferred.
• Minimum of 3-5 years of industrial maintenance or CNC repair experience.
• Strong knowledge of industrial electrical systems, pneumatic systems, motors, controls, and machine troubleshooting.
• Experience working with medium- and high-voltage electrical systems.
• Experience cutting, threading, fitting, and installing industrial piping and tubing systems.
• Ability to read and interpret electrical schematics, blueprints, and piping diagrams.
• Working knowledge of PLC troubleshooting and industrial automation systems.
• Familiarity with preventative and predictive maintenance programs.
• Strong mechanical aptitude and troubleshooting skills.
• Proficient with electrical and pneumatic diagnostic tools and equipment.
• Ability to work independently and manage multiple repair priorities.

Responsibilities

• Diagnose, troubleshoot, repair, and maintain CNC machinery and automated production equipment.
• Perform electrical troubleshooting and repairs on medium- and high-voltage systems, including control panels, motors, drives, transformers, relays, and power distribution systems.
• Maintain and repair pneumatic, hydraulic, electromechanical, and servo-driven systems.
• Install, troubleshoot, and repair compressed air and pneumatic piping systems.
• Cut, thread, bend, fit, and assemble pipe and tubing for air, hydraulic, and industrial support systems in a shop environment.
• Inspect, test, repair, and maintain industrial test stands and related support equipment.
• Read and interpret electrical schematics, wiring diagrams, blueprints, piping layouts, ladder logic, and technical manuals.
• Conduct preventative and predictive maintenance inspections and repairs to minimize downtime and improve equipment reliability.
• Troubleshoot PLC-controlled equipment and industrial automation systems.
• Install, modify, and upgrade electrical, pneumatic, and mechanical systems as required.
• Perform motor testing, alignment, replacement, and troubleshooting for AC/DC motors and variable frequency drives (VFDs).
• Utilize diagnostic and testing equipment including multimeters, megohmmeters, pressure gauges, oscilloscopes, and pneumatic test equipment.
• Fabricate and install brackets, supports, conduit, piping, and machine components as needed.
• Ensure compliance with OSHA, NFPA, lockout/tagout (LOTO), and company safety standards.
• Maintain accurate maintenance records, repair logs, and preventative maintenance documentation.
• Assist with equipment commissioning, startup, calibration, and system validation.
• Support root cause analysis and corrective actions for recurring mechanical, pneumatic, or electrical failures.
• Collaborate with engineering, production, and quality teams to improve equipment performance and operational efficiency.
• Train operators and maintenance personnel on equipment operation and maintenance procedures as required.

Skills

CNC repair

Industrial maintenance

Electrical systems

Pneumatic systems

Troubleshooting

Education

Associate degree or technical certification in Industrial Maintenance

Tools

Fanuc

Siemens

Haas

Mazak

Job description

Position Summary

The Machine Specialist is responsible for the installation, maintenance, troubleshooting,
and repair of CNC machinery, automated manufacturing equipment, industrial test stands,
electrical systems, and pneumatic systems. This position emphasizes electrical diagnostics
and repair involving medium- and high-voltage circuits, motors, controls, wiring, and basic
electronics. The role also includes fabrication and installation of shop piping systems,
including cutting, threading, and assembling pipe in a manufacturing or industrial shop
environment. The Machine Specialist supports preventative maintenance programs and
continuous improvement initiatives to maximize equipment reliability, safety, and
production uptime.

Essential Duties and Responsibilities

• Diagnose, troubleshoot, repair, and maintain CNC machinery and automated
  production equipment.
• Perform electrical troubleshooting and repairs on medium- and high-voltage
  systems, including control panels, motors, drives, transformers, relays, and power
  distribution systems.
• Maintain and repair pneumatic, hydraulic, electromechanical, and servo-driven
  systems.
• Install, troubleshoot, and repair compressed air and pneumatic piping systems.
• Cut, thread, bend, fit, and assemble pipe and tubing for air, hydraulic, and industrial
  support systems in a shop environment.
• Inspect, test, repair, and maintain industrial test stands and related support
  equipment.
• Read and interpret electrical schematics, wiring diagrams, blueprints, piping layouts,
  ladder logic, and technical manuals.
• Conduct preventative and predictive maintenance inspections and repairs to
  minimize downtime and improve equipment reliability.
• Troubleshoot PLC-controlled equipment and industrial automation systems.
• Install, modify, and upgrade electrical, pneumatic, and mechanical systems as
  required.
• Perform motor testing, alignment, replacement, and troubleshooting for AC/DC
  motors and variable frequency drives (VFDs).
• Utilize diagnostic and testing equipment including multimeters, megohmmeters,
  pressure gauges, oscilloscopes, and pneumatic test equipment.
• Fabricate and install brackets, supports, conduit, piping, and machine components as
  needed.
• Ensure compliance with OSHA, NFPA, lockout/tagout (LOTO), and company safety
  standards.
• Maintain accurate maintenance records, repair logs, and preventative maintenance
  documentation.
• Assist with equipment commissioning, startup, calibration, and system validation.
• Support root cause analysis and corrective actions for recurring mechanical,
  pneumatic, or electrical failures.
• Collaborate with engineering, production, and quality teams to improve equipment
  performance and operational efficiency.
• Train operators and maintenance personnel on equipment operation and
  maintenance procedures as required.

Required Qualifications

• Associate degree or technical certification in Industrial Maintenance, Electrical
  Technology, Mechatronics, Electronics, or related field preferred.
• Minimum of 3-5 years of industrial maintenance or CNC repair experience.
• Strong knowledge of industrial electrical systems, pneumatic systems, motors,
  controls, and machine troubleshooting.
• Experience working with medium- and high-voltage electrical systems.
• Experience cutting, threading, fitting, and installing industrial piping and tubing
  systems.
• Ability to read and interpret electrical schematics, blueprints, and piping diagrams.
• Working knowledge of PLC troubleshooting and industrial automation systems.
• Familiarity with preventative and predictive maintenance programs.
• Strong mechanical aptitude and troubleshooting skills.
• Proficient with electrical and pneumatic diagnostic tools and equipment.
• Ability to work independently and manage multiple repair priorities.

Preferred Qualifications

• Experience with Fanuc, Siemens, Haas, Mazak, or similar CNC systems.
• Knowledge of servo systems, robotics, and automated manufacturing equipment.
• OSHA 10/30 certification and/or NFPA 70E training.
• Experience using CMMS (Computerized Maintenance Management Systems).
• Journeyman electrician license or equivalent industrial electrical experience preferred.
• Pipefitting or industrial fabrication experience preferred.

Physical Requirements

• Ability to lift up to 50 pounds.
• Ability to stand, kneel, bend, climb ladders, and work in confined spaces.
• Ability to safely use shop fabrication equipment, pipe threading equipment, and
  hand/power tools.
• Ability to work around industrial machinery, compressed air systems, and energized
  electrical equipment.
• Willingness to work overtime, weekends, or on-call schedules as required.

Work Environment

• Industrial manufacturing and shop environment.
• Exposure to moving machinery, compressed air systems, electrical equipment, noise,
  heat, and industrial chemicals.
• Requires use of personal protective equipment (PPE) and adherence to all safety
  procedures.

Key Skills

Concentric AB is an innovator in flow control, fluid power, and thermal management proprietary systems and components to the world’s truck, agricultural machinery, construction, industrial, datacentre, energy storage, and power generation application end-markets. The company has a global manufacturing presence including in the UK, USA, Germany, India, China, and in Sweden in partnership with Alfdex. Concentric’s focus is to develop world class technology with innovative solutions that meet the sustainability needs of its customers.

Part of Concentric’s global footprint, is represented by LICOS Trucktec GmbH, a leading producer of electromagnetic fan clutches for the truck industry based in Germany, Allied Enterprises, LLC, a US manufacturer of transmission products for the construction, agricultural, material handling and stationary power market, Engineered Machined Products, Inc. (EMP), a leading US producer of electric and mechanical water and oil pumps, electric fans, thermal management systems and precision machined components, and G.O. Engineering, with extensive experience and expertise in electronics design and manufacturing, out of its Bühl, Germany facility.

Concentric AB is part of the A.P. Moller Holdings group.