CNC Machinist

Company: Aerotek
Location: Crystal Lake
Posted on: January 14, 2026

Job Description:

Job Description Job Description Job Title: CNC Machinist Job Description We are seeking a skilled CNC Machinist to join our team. The ideal candidate will work from production schedules, material issue tickets, prints, set-up diagrams, and parts program lists. You will play a key role in our manufacturing process, ensuring the quality and precision of our products. Responsibilities Review production schedules and retrieve prints and count sheets for jobs to be run. Follow all general and machine-specific work instructions, including start-up, complex set-ups, preventive maintenance, operating, shut down, and lockout tag-out. Check set-up sheets for the positioning of fixtures on the machine bed. Verify material for proper straightness and length. Load and edit programs by checking the parts program list for the correct program number. Install and adjust tool lengths, enter tool speeds and feeds, and check program dimensions against prints. Load material, make test runs, spot drill, check dimensions, and submit the first piece for approval. Monitor operations, adjust feed and speed, replace tools as necessary, and maintain machine oil levels. Adjust programs based on varying material lengths. Maintain production records and perform SPC and quality check procedures. Unload parts and transfer holes with pneumatic hand drills. Perform necessary calibration checks for tape measures, squares, calipers, and other gauges. Use equipment such as lift trucks, pneumatic hand hoists, manual drills, grinders, tape measures, and digital calipers. Prepare required operation reports. Essential Skills At least 2 years of experience as a CNC Machinist. Proficiency in using micrometers, calipers, and blueprints. Experience with tool changes. Willingness to work in a hot and challenging environment. Additional Skills & Qualifications Advanced setup skills, complete changeovers, change fixtures, and change inserts. Basic programming knowledge, particularly minor edits on Mazaks. Experience working in the metals/steel industry. Why Work Here? Join a reputable company with over 100 years of industry experience, offering a supportive work culture and opportunities for advancement. Enjoy a comprehensive benefits package, including health, dental, and vision insurance, as well as a 401k with company match. Benefit from a company culture that promotes from within and values each employee's contribution. Work Environment The work environment consists of shifts with a lot of overtime available: 3rd (12am-8am). The facility is large, with over 10 different buildings. You will work around furnaces, heat-treating machines, heavy CNC machinery, forklifts, and cranes. The environment can become hot during the summer months, but big garage doors help cool the place down, and free Gatorade is provided. Job Type & Location This is a Contract to Hire position based out of Crystal Lake, IL. Pay and Benefits The pay range for this position is $18.00 - $23.00/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 Crystal Lake,IL. Application Deadline This position is anticipated to close on Jan 16, 2026. About Aerotek: We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000 light industrial and skilled trades workers with 14,000 employers each year, helping our workers navigate an evolving labor market and find jobs that meets their goals, skills and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role solving for companies’ construction, manufacturing and maintenance challenges. Our 1,500 experienced recruiters across 250 offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are everything spirit to the test as your career continues to grow. 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. Company Description We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000 light industrial and skilled trades workers with 14,000 employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500 experienced recruiters across 250 offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow. Company Description We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000 light industrial and skilled trades workers with 14,000 employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500 experienced recruiters across 250 offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow.

Keywords: Aerotek, Tinley Park , CNC Machinist, Engineering , Crystal Lake, Illinois