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CNC Mill Operator 1

Brooks Instrument
Corona, CA Full Time
POSTED ON 3/8/2026 CLOSED ON 4/5/2026

What are the responsibilities and job description for the CNC Mill Operator 1 position at Brooks Instrument?

Job Description:

Brooks Instrument (www.brooksinstrument.com), an industry leader in flow and pressure instrumentation for critical applications, is seeking candidates for a CNC Mill Operator 1 position that will be based at our manufacturing location in Corona, California. Along with this location, the company has their headquarters based in Hatfield, Pennsylvania (suburban Philadelphia) and has manufacturing locations in Hungary, Malaysia, and Korea. The company also maintains sales and service offices throughout the world. Our high-tech products are used in laboratory and process applications in end markets such as oil & gas, petrochemical, medical devices, wastewater, life sciences, and analytical instruments.

Brooks is a division of ITW (Illinois Tool Works), a fortune 200 company. ITW is one of the world’s leading diversified manufacturers of specialized industrial equipment, consumables, and related service businesses. The company has operations in 56 countries and employs over 50,000 employees. These talented employees, many of whom have specialized engineering or scientific expertise, contribute to ITW’s global leadership in innovation. The company is proud of its broad portfolio of nearly 10,000 active patents and is focused on fully leveraging its highly differentiated business model to deliver solid growth with consistent best-in-class margins and return on capital.

Purpose And Objectives:

  • To operate Mill machines at first article proven stage to produce scheduled production rate.

Job Description:

  • Must be able to perform but not limited to the following tasks: milling, drilling, tapping, deburring, first article and in-process inspection.
  • Must be familiar with the basic machine functions in order to perform the tasks stated above.
  • Keep required documents in place (travelers, blueprints, tool maintenance log, daily production log)
  • Run first article inspection and Replace tools as required
  • Edit and optimize program to meet cycle time, tool life and quality requirements
  • Able to make parts quickly and efficiently to ensure quick turnaround
  • Help create fixtures to support machining jobs
  • Detects and reports defective materials or questionable conditions to the department supervisor
  • Maintains the work area and equipment in a clean orderly condition and follows prescribed safety regulations
  • Performs prescribed preventative maintenance on machines
  • Must be willing to accept and receive frequent supervision and assistance regarding machine set-up.
  • Initiate, recommend or provide solutions through designated channels
  • Performs job assignments in accordance with Job Travelers
  • Creates job setup sheets as applicable and Maintains Quality records
  • Initial or sign and date all documents and revisions as applicable
  • Performs other work-related duties as assigned

Experience And Skills:

  • 6 months of experience as a CNC Mill Operator (preferred)
  • Knowledgeable of the applicable QMS policies and procedures applicable to the position
  • Trained in the nonconforming material procedure
  • Required cutting tool knowledge
  • Knowledge of inspection skills
  • Knowledge of different CNC controls
  • Knowledge of different materials
  • Basic math skills
  • Blueprint reading
  • Knowledge of routing

First Shift 5am - 1:30pm

Physical Demands And Work Environment:

  • The description of the physical demands and the work environment characteristics here represent those that must be met by an employee to successfully perform and those an employee encounters while performing the essential functions of this position. 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 regularly required to talk or hear. The employee frequently is required to sit. The employee is occasionally required to stand; walk; use hands to finger, handle, or feel; reach with hands and arms; and stoop or crouch. The employee must frequently lift and/or move up to 10 pounds and occasionally lift and/or move up to 75 pounds. Specific vision abilities required by this job include close vision, color vision, and ability to adjust focus.
  • While performing the duties of this job, the employee is exposed to plant environment to include moving mechanical parts, fumes or airborne particles and/or caustic chemicals. Safety Glasses must be worn at all times. The noise level in the work environment is usually low to moderate.

Benefits

Our employees enjoy competitive, merit-based salary plus excellent benefits including:

  • Health, dental, and vision insurance
  • Company Paid Life Insurance
  • Short- and Long-Term Disability
  • 401K plan with generous company match
  • Vacation, personal days and holidays
  • Continuing education reimbursement program
  • Flexible spending accounts

The opportunity to join a well-established (80 years in business) yet dynamically changing organization that works together as a team to meet the challenges of satisfying customers’ needs and managing rapid growth to better compete in a global marketplace.

Class Code: 3632

Compensation Information:

$16.94- $23.49

ITW is an equal opportunity employer. We value our colleagues’ unique perspectives, experiences and ideas and create workplaces where everyone can develop their careers and perform to their full potential.

As an equal employment opportunity employer, ITW is committed to equal employment opportunity and fair treatment for employees, beginning with the hiring process and continuing through all aspects of the employment relationship.

All qualified applicants will receive consideration for employment without regard to race, color, sex, gender identity, sexual orientation, religion, national origin, age, disability, protected Veteran status or any other characteristic protected by applicable federal, state, or local laws.

Salary : $17 - $23

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