Machinist

Job Title: Prototype CNC Machinist Job Description
The Prototype CNC Machinist is responsible for engineering, manufacturing, and fabricating new parts, retrofitting and repairing components based on prints or samples to meet customer specifications.
Responsibilities

• Engineer machining processes using experience and company best practices.
• Program, set up, and machine parts from billet and plate materials.
• Use CAD tools (Fusion 360, PowerShape) and CAM software for design and programming.
• Design and build machining fixtures for secondary operations.
• Set up tooling and CNC machines for prototype castings and raw stock.
• Run setup parts through operations and collaborate with quality for approval.
• Complete machining operations, deburring, cleaning, and packaging.
• Tear down tooling and clean mills post-production.
• Assist in machining production tooling components as needed.
• Communicate job progress and potential delays with the Project Manager.
• Participate in material management using the Kan-ban system.
• Maintain a clean and safe work environment.
• Add frames, cleats, & trunnions as necessary to prototype pattern tooling.
• Make changes to tooling and rigging as required.
• Ensure jobs are completed efficiently, aligning with quoted hours and material estimates.
• Complete jobs on schedule, providing timely updates on delivery status or delays.
• Advise the Lead of any issues.
• Follow all Standard Operating Procedures (SOPs) and tasks assigned by management and the team lead.
• Comply with the rules and guidelines outlined in the Pattern Work Instruction SOPs.
• Mandatory cross-training with mold building and other relevant jobs.
• Work in a safe manner and ensure workplace safety.

Essential Skills

• Proficiency in CNC programming with at least 2+ years of experience using Fusion 360 and PowerShape software.
• Competency with CNC machines and Mastercam software.
• Ability to multi-task and cross-train on multiple duties.
• Self-motivated and able to work independently.

Additional Skills & Qualifications

• Casting experience is nice to have.
• Team player with the ability to communicate effectively.

Why Work Here?
Enjoy working in a small shop with a great culture where you can learn and grow your machining experience. Each day is different, offering the opportunity to work on unique prototypes.
Work Environment
Work in a foundry environment that may be hot and humid. Embrace the dynamic nature of prototype machining with the opportunity to cross-train in various duties.
Job Type & Location
This is a Permanent position based out of Buffalo, MN.
Pay and Benefits
The pay range for this position is $30.00 - $40.00/hr.
Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.
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)
Job Type & Location
This is a Permanent position based out of Buffalo, MN.
Application Deadline
This position is anticipated to close on Nov 23, 2026.
Workplace Type
This is a fully onsite position in Buffalo,MN.

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.