CNC Machinist

Job Title: CNC Machinist

Job Description

This role focuses on setting up, programming, and operating CNC mills and lathes to produce precision components according to blueprints and quality standards. You will perform tooling changes, machine offsets, and first-piece and in-process inspections using precision measuring instruments to ensure parts meet exact specifications.

Responsibilities

• Set up, program, and operate CNC mills and lathes to machine precision components according to engineering blueprints and specifications.

• Change out tooling, clamps, and vises, and ensure all workholding devices are correctly installed and secured for each job.

• Perform machine offsets and zero out machines accurately prior to running production to ensure dimensional accuracy.

• Conduct first-piece and through-process quality inspections using micrometers, calipers, depth gauges, and other gauging instruments as specified on inspection sheets.

• Verify that proper gauging and measurement tools are used for each job and confirm they are calibrated and suitable for the intended measurements.

• Read and interpret blueprints to understand dimensions, tolerances, and machining requirements for each component.

• Produce precision components that consistently meet blueprint requirements and quality standards.

• Perform setups for new components and repeat setups for existing parts, ensuring efficient and accurate changeovers between jobs.

• Obtain and organize all necessary tooling and fixtures required to complete assigned machining operations.

• Monitor machines during operation, make adjustments as needed, and identify any issues affecting part quality or machine performance.

• Maintain a clean, organized, and safe work area in accordance with shop standards and procedures.

• Collaborate with trainers and team members to continuously improve machining techniques, setup efficiency, and overall process quality.

Essential Skills

• Minimum of 2+ years of experience in CNC setups or CNC operating roles.

• Proficiency in operating CNC mills or CNC lathes in a production environment.

• Ability to perform own quality checks utilizing micrometers, calipers, depth gauges, and various precision gauges.

• Strong blueprint reading skills with the ability to interpret dimensions, tolerances, and machining requirements.

• Hands-on experience with CNC machine operation, including performing offsets and zeroing out machines.

• Experience with CNC setup, including tooling changes, fixture installation, and workholding alignment.

• Attention to detail and commitment to producing high-quality, precision machined components.

• Basic understanding of G and M code-based CNC controls and machining processes.

• Ability to follow inspection sheets and use specified gauging instruments accurately.

• Strong problem-solving skills to identify and correct issues in machining and part quality.

Additional Skills & Qualifications

• Experience with Siemens and Fanuc CNC controls or willingness to learn these control platforms.

• Formal CNC schooling or a CNC certificate, including candidates with as little as 6 months of practical experience.

• Interest in learning how to set up various CNC machines, including both mills and lathes.

• Experience or familiarity with machining for automotive and aerospace applications.

• Willingness to participate in continuous improvement and education programs to enhance technical and professional skills.

• Ability to work with state-of-the-art machining and metrology equipment in a high-tech manufacturing environment.

• Comfort working with multiple CNC machine brands that utilize G and M code-based controllers.

Work Environment

The facility is a modern, climate-controlled, and well-organized manufacturing environment focused on demanding machined parts applications for industries such as automotive and aerospace. It features air-controlled conditions, very good lighting, and a clean layout. The site houses approximately 120 CNC machines—about 60 mills and 60 lathes—utilizing various G and M code-based controllers and multiple machine brands. The company has invested significantly in state-of-the-art machining and metrology equipment, giving machinists the opportunity to work with brand-new and advanced technology. The environment supports ongoing training and continuous improvement, with structured programs to enhance both technical capabilities and overall operational efficiency.

Job Type & Location

This is a Contract to Hire position based out of Hanover Park, IL.

Pay and Benefits

The pay range for this position is $25.00 - $35.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Hanover Park,IL.

Application Deadline

This position is anticipated to close on Aug 24, 2026.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.