Cnc Machinist

Job Title: CNC Machinist Job Description

As a CNC Machinist, you will set up, operate, and maintain CNC milling and lathe equipment to produce precision components and parts in a production environment. You will perform minor program modifications when needed, conduct in-process quality checks, and carry out regular and preventative maintenance procedures while working as part of a collaborative team.

Responsibilities

• Set up CNC machines to produce parts in accordance with production drawings, dimensions, tolerances, and GD&T requirements.

• Operate CNC mill and/or lathe machines safely and efficiently to meet production schedules.

• Perform minor programming modifications on CNC equipment when required to optimize part production.

• Conduct in-process inspections throughout production to verify product quality and adherence to specifications.

• Observe machines during operation to ensure optimal performance and address any irregularities promptly.

• Diagnose and resolve issues that arise during machine operation, including troubleshooting mechanical and process problems.

• Complete routine and preventative maintenance tasks to maintain equipment reliability and reduce downtime.

• Clean and maintain machines, work area, and related equipment before and after each shift.

• Use mechanical aptitude and machine operation skills to support continuous improvement of machining processes.

• Collaborate with team members to ensure efficient workflow and consistent product quality.

Essential Skills

• Ability to read and interpret production drawings and blueprints, including dimensions, tolerances, and GD&T.

• Proficiency in basic math and confident use of a calculator for machining calculations.

• Experience operating CNC equipment in a production facility, specifically CNC mill and/or lathe machines.

• Strong troubleshooting skills for identifying and resolving issues with machine operation and part quality.

• Mechanical aptitude and hands-on experience with machine operation and changeovers.

• Knowledge of cutting tools such as drills, end mills, inserts for lathes, and taps.

• Knowledge of precision measuring tools including calipers, micrometers, height gages, and small hole gages.

• Technical degree in a relevant specialty or 2–4 years of experience in the field or in a related area.

• Ability to read, write, speak, and understand English to follow work instructions and documentation accurately.

Additional Skills & Qualifications

• Experience performing machine setups for production runs in accordance with detailed prints and specifications.

• Familiarity with conducting in-process quality inspections and documenting results.

• Understanding of routine and preventative maintenance practices for CNC equipment.

• Comfort working in a machine shop environment with production schedules and team-based workflows.

• Attention to detail and commitment to maintaining high standards of product quality.

• Strong organizational skills for maintaining a clean, orderly, and safe work area.

Why Work Here?

You will join an organization with a longstanding heritage and proven leadership within its industry, offering the stability of an established company and the energy of ongoing innovation. The culture is people-centered, fostering a collaborative and supportive environment where employees are genuinely valued and respected. You will benefit from continuous training and skill development, along with clear opportunities for advancement from within. Your work will be meaningful, allowing you to make a direct impact on products and operations used by customers around the world.

Work Environment

You will work in a machine shop environment focused on CNC production. The setting includes CNC mills and lathes, cutting tools, precision measuring instruments, and related shop equipment. The role involves standing for extended periods, working near running machinery, and adhering to standard safety practices and procedures appropriate for a production machining facility.

Job Type & Location

This is a Contract to Hire position based out of Saint Louis, MO.

Pay and Benefits

The pay range for this position is $25.00 - $30.00/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 Saint Louis,MO.

Application Deadline

This position is anticipated to close on Jul 31, 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.