Machine Operator
Marathon Electric – Motors and Generators, Lebanon, MO, United States
Job Overview
We are seeking a CNC Operator to join our manufacturing team in a dynamic and fast-paced environment. The ideal candidate will possess a strong background in CNC machining, programming, and factory operations, with proficiency in various machining tools and quality control processes. This role offers an opportunity to work with advanced equipment and contribute to precision manufacturing projects. The position requires hands‑on experience with CNC machinery, blueprint reading, and mechanical knowledge to ensure high‑quality production standards are met consistently.
Responsibilities and Duties
Work from process sheets, blueprints, setup sheets, setup cards, machine status boards, and verbal as well as written instructions.
Use calipers, micrometers, depth and height gauges, gauging and locating fixtures, as well as other fixed and universal gauging equipment such as Sunnen gauges and plug gauges.
Machine and install chuck jaws as required.
Insert and secure tooling in machine turrets.
Use hand tools and manual machines as needed.
Install programs into machine.
Activate units of different types of computerized numerical controls to manufacture a finished machined product by performing a wide range of machining operations to turn, face, bore, drill, thread, ream components with tight tolerances. Make adjustments to offset coordinates to compensate for materials, tooling or machine center conditions.
Set up and/or verify preset gauges for proper calibration as required.
Inspect own work for correct dimensions and ensure that company quality and quantity standards are maintained and complete required documentation.
May be required to operate multiple machines.
Work with supervisor, programmer & support teams to resolve problem situations as required.
Rotate between various department work centers as required and perform other related duties as assigned.
Enter data into ERP system.
Support Continuous Improvement/RBS activities.
Load and unload component piece parts with weights up to 50 lbs.
Other duties as assigned.
Qualifications
Previous experience and demonstrated proficiency in operating CNC lathe or CNC mill machines, with basic knowledge and some experience of setups.
Requires a high school education or equivalent experience.
Minimum of 1 year CNC experience or related experience, and knowledge of machining principles and methods for computer numerical controlled machine tools required.
Must be able to read and interpret work instructions and blueprints.
Demonstrated ability to perform basic mathematical calculations.
Ability to comply with all safety guidelines.
Strong problem‑solving skills and multi‑tasking skills.
Excellent attention to detail.
External candidates will be required to pass a Machinist test which measures mechanical aptitude.
Moderate physical demand required to insert tooling, set up work centers, inspect workpieces and make machine adjustments, which is equivalent to continuously lifting or moving light weight material. Must be able to lift up to 35 lbs and stand for an entire shift.
Effectively communicate with other employees, departments, and levels of management.
Promote teamwork and foster a great team environment.
Computer skills required.
Ability to learn new process and procedures.
Willingness to adapt to different work situations.
Strong attention to detail and accuracy.
Excellent problem‑solving skills.
Quality minded.
Dependable.
Above average attendance record.
Strong work ethic.
Ability to multitask while being complete and thorough in following documented procedures.
Ability to elevate production and downtime issues to get them resolved in a timely fashion.
Ability & willingness to adapt to change and exhibit a desire to improve every day.
Must be able to stand and/or walk for long periods of time.
Maintain a clean and safe workplace in accordance with Marathon policies and in line with Marathon’s core values.
Manage assembly time/tasks to ensure completion of assigned projects within specified time frame.
Ability to work overtime as needed.
Physical Demands and Work Environment
Physical capabilities include but are not limited to: frequent walking and standing, occasional twisting, stooping, carrying, handling, pushing, and pulling; climbing, kneeling, and lifting 20‑35 lbs. frequently and 26‑50 lbs. occasionally.
Majority of time is spent in a manufacturing production environment with some (but not all) climate‑controlled areas. Personal protective safety equipment must be worn, and proper safety precautions must be observed.
While performing the duties of this job, employees regularly stand and use hands and arms for the duration of their shift.
Employees must regularly lift parts up to 35 pounds.
Must be physically able to push/pull motors. Bending and stopping to lift items.
Note: This job description is not intended to be all-inclusive. The employee may perform other related duties as negotiated to meet the ongoing needs of the organization.
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We are seeking a CNC Operator to join our manufacturing team in a dynamic and fast-paced environment. The ideal candidate will possess a strong background in CNC machining, programming, and factory operations, with proficiency in various machining tools and quality control processes. This role offers an opportunity to work with advanced equipment and contribute to precision manufacturing projects. The position requires hands‑on experience with CNC machinery, blueprint reading, and mechanical knowledge to ensure high‑quality production standards are met consistently.
Responsibilities and Duties
Work from process sheets, blueprints, setup sheets, setup cards, machine status boards, and verbal as well as written instructions.
Use calipers, micrometers, depth and height gauges, gauging and locating fixtures, as well as other fixed and universal gauging equipment such as Sunnen gauges and plug gauges.
Machine and install chuck jaws as required.
Insert and secure tooling in machine turrets.
Use hand tools and manual machines as needed.
Install programs into machine.
Activate units of different types of computerized numerical controls to manufacture a finished machined product by performing a wide range of machining operations to turn, face, bore, drill, thread, ream components with tight tolerances. Make adjustments to offset coordinates to compensate for materials, tooling or machine center conditions.
Set up and/or verify preset gauges for proper calibration as required.
Inspect own work for correct dimensions and ensure that company quality and quantity standards are maintained and complete required documentation.
May be required to operate multiple machines.
Work with supervisor, programmer & support teams to resolve problem situations as required.
Rotate between various department work centers as required and perform other related duties as assigned.
Enter data into ERP system.
Support Continuous Improvement/RBS activities.
Load and unload component piece parts with weights up to 50 lbs.
Other duties as assigned.
Qualifications
Previous experience and demonstrated proficiency in operating CNC lathe or CNC mill machines, with basic knowledge and some experience of setups.
Requires a high school education or equivalent experience.
Minimum of 1 year CNC experience or related experience, and knowledge of machining principles and methods for computer numerical controlled machine tools required.
Must be able to read and interpret work instructions and blueprints.
Demonstrated ability to perform basic mathematical calculations.
Ability to comply with all safety guidelines.
Strong problem‑solving skills and multi‑tasking skills.
Excellent attention to detail.
External candidates will be required to pass a Machinist test which measures mechanical aptitude.
Moderate physical demand required to insert tooling, set up work centers, inspect workpieces and make machine adjustments, which is equivalent to continuously lifting or moving light weight material. Must be able to lift up to 35 lbs and stand for an entire shift.
Effectively communicate with other employees, departments, and levels of management.
Promote teamwork and foster a great team environment.
Computer skills required.
Ability to learn new process and procedures.
Willingness to adapt to different work situations.
Strong attention to detail and accuracy.
Excellent problem‑solving skills.
Quality minded.
Dependable.
Above average attendance record.
Strong work ethic.
Ability to multitask while being complete and thorough in following documented procedures.
Ability to elevate production and downtime issues to get them resolved in a timely fashion.
Ability & willingness to adapt to change and exhibit a desire to improve every day.
Must be able to stand and/or walk for long periods of time.
Maintain a clean and safe workplace in accordance with Marathon policies and in line with Marathon’s core values.
Manage assembly time/tasks to ensure completion of assigned projects within specified time frame.
Ability to work overtime as needed.
Physical Demands and Work Environment
Physical capabilities include but are not limited to: frequent walking and standing, occasional twisting, stooping, carrying, handling, pushing, and pulling; climbing, kneeling, and lifting 20‑35 lbs. frequently and 26‑50 lbs. occasionally.
Majority of time is spent in a manufacturing production environment with some (but not all) climate‑controlled areas. Personal protective safety equipment must be worn, and proper safety precautions must be observed.
While performing the duties of this job, employees regularly stand and use hands and arms for the duration of their shift.
Employees must regularly lift parts up to 35 pounds.
Must be physically able to push/pull motors. Bending and stopping to lift items.
Note: This job description is not intended to be all-inclusive. The employee may perform other related duties as negotiated to meet the ongoing needs of the organization.
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