CNC MACHINIST I

LISI; Garden Grove (CA); On-site; USD 30,000 - 34,000; Full time

Job summary

Lisi Medical Jedopa Inc. is seeking a CNC Machinist I to operate CNC machines, perform in-process inspections, and handle basic tooling changes. You will load parts, monitor cycles, and ensure parts meet quality standards on a production line.

You will follow established programs, work instructions, and safety procedures while maintaining a clean and organized work area. Collaboration with supervisors and peers is essential to resolve issues and improve efficiency.

Qualifications

• Minimum 1 year of CNC machining experience or completion of internal CNC Machinist Trainee program
• Ability to read and interpret basic blueprints
• Familiarity with basic shop floor measurement tools (calipers, micrometers, gauges)

Responsibilities

• Operate CNC machines following established programs, instructions, and safety procedures
• Load and unload parts and monitor machine cycles
• Change basic tooling as required
• Use gauges and precision measuring devices to perform in-process inspections
• Verify parts meet quality and dimensional requirements
• Recognize improper machine functioning and report findings to higher-level machinists or supervisor
• Communicate machine status using pass-down sheets and in-person briefings
• Maintain a clean, organized, and safe work area
• Comply with safety, quality, and production policies
• Assist supervisors and engineers with work planning to reduce setup and cycle times
• Perform other related duties to support operations

Skills

Attention to detail

Follow procedures

Effective communication

Tools

CNC machines

Calipers

Micrometers

Gauges

Shop floor systems

Job description

CNC MACHINIST I

Pay Range: $21.90 - $24.87

Position Summary

The CNC Machinist I is responsible for operating CNC machines and performing routine machining tasks in support of production and quality requirements. This role focuses on consistent machine operation, basic tooling changes, and in-process inspection while following established programs and work instructions.

The CNC Machinist I works independently on assigned machines but escalates issues beyond routine operation to higher-level machinists or supervision.

Essential Duties and Responsibilities

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

• Operate CNC machines in accordance with established programs, work instructions, and safety procedures
• Load and unload parts and monitor machine cycles
• Change basic tooling as required
• Use gauges and precision measuring devices to perform in-process inspections
• Verify parts meet quality and dimensional requirements
• Recognize improper machine functioning and report findings to CNC Machinist II, CNC Machinist III, CNC Machinist Lead, or Supervisor
• Use pass down sheets and participate in face-to-face problem-solving meetings to communicate machine status, including:
  • Dates and times tooling was last changed
  • Maintenance or equipment issues
  • Machine performance or repeatability concerns
  • Status of ongoing setups or jobs in progress
• Demonstrate working knowledge of shop floor systems used for production tracking, quality, and communication
• Maintain a clean, organized, and safe work area
• Comply with all company safety, quality, and production policies
• Assist supervisors, mechanical engineers, and planners with work organization to:
  • Support continuous improvement initiatives
  • Reduce setup time, cycle time, and machine downtime
• Perform other related duties as assigned to support operational needs

Ways of Working, Experience, and Behaviors

Ways of Working

To perform the job successfully, an individual should demonstrate the following competencies:

• Works independently on assigned machines while strictly following established procedures
• Prioritizes safety, quality, and accuracy over speed
• Maintains awareness of machine condition and production status
• Communicates clearly and consistently through pass downs and direct discussion
• Accepts coaching and applies feedback to improve performance
• Escalates issues promptly rather than attempting unauthorized fixes

Experience

• Minimum 1 year of CNC machining experience
• Hands‑on experience operating CNC machines in a manufacturing environment
• Experience using precision measuring equipment such as calipers, micrometers, and gauges
• Experience reading and interpreting basic blueprints
• Familiarity with basic shop floor systems and production documentation

Expected Behaviors

• Follows all safety rules, job safety analyses, and PPE requirements without exception
• Produces parts that meet quality, customer, and regulatory requirements
• Stops work and escalates concerns when safety or quality risks are identified
• Takes ownership of assigned machines and tasks
• Arrives on time, prepared, and ready to work
• Completes documentation accurately and consistently
• Communicates machine status clearly during pass downs and meetings
• Works respectfully and cooperatively with teammates and leads
• Responds professionally to feedback and direction

Decision-Making Authority

• Follows documented processes, programs, and work instructions
• Authorized to perform routine machine operation and basic tooling changes
• Escalates setup, programming, tooling, or quality issues beyond routine operation to CNC Machinist II, CNC Machinist III, CNC Machinist Lead, or supervision

Minimum Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

• Minimum 1 year of CNC machining experience or successful completion of the internal CNC Machinist Trainee program
• Experience operating CNC machines following established programs
• Ability to adjust basic tooling and make routine tooling changes
• Ability to use basic measuring equipment (calipers, micrometers, gauges)
• Ability to read and interpret basic blueprints
• Basic math skills (decimals and fractions)
• Ability to communicate machine status and issues clearly using pass downs and face-to-face communication

Physical Demands, Work Environment, Health & Safety

Physical Demands

• Ability to stand and walk throughout the entire shift
• Ability to lift, carry, and move up to 30 pounds
• Frequent repetitive hand and wrist motions, including operating machine controls
• Ability to open and close machine doors repeatedly
• Ability to load parts into chucks or fixtures
• Ability to bend, reach, push, pull, and grasp as required
• Visual acuity sufficient to read measuring instruments, machine displays, and blueprints

Work Environment

• Manufacturing machine shop environment
• Regular exposure to machine noise, metal chips, coolants, and machining oils
• Exposure to temperature variations, fumes, and mists
• Required use of PPE, including:
  • Safety glasses
  • Steel-toe footwear
  • Hearing protection

Safety and Environmental

• Participate in the development and promotion of the HSE culture
• Be exemplary in terms of health, safety and the environment, in particular by :
  • Respecting and ensuring respect for the instructions and rules established in the field of health, safety and the environment (in particular the LISI golden rules)
  • Immediately correcting, whenever possible, or reporting to his or her superiors and/or the HSE department, any malfunction or risky situation in the fields of health, safety and environmental protection
  • Implementing preventive actions to reduce the environmental footprint and control health and safety risks
• Participate, upon request, in analyses (of risks, incidents) and HSE working groups related to his/her professional scope
• Be familiar with the main health and safety risks and the main environmental impacts relating to the scope of his/her work
• Be familiar with the site's HSE policy and objectives
• To be able to make proposals for improving working conditions and limiting environmental impact