Mastercam Programmer

Flint Hills Resources; Phoenix (AZ); On-site; USD 34,000 - 48,000; Full time

Job summary

Molex Aerospace & Defense Solutions Division in Phoenix is seeking a Mastercam Programmer to develop, optimize, and maintain milling programs for high-precision aerospace components.

You will work with machinists, engineers, and quality teams on the production floor, performing program prove-out, first article inspections, and documentation control.

This 2nd shift role offers $25–$35 hourly with a 6% shift differential.

Qualifications

• 3+ years of CNC programming experience in manufacturing.
• Experience creating and editing Mastercam programs for milling.
• Reading and interpreting blueprints and technical drawings.
• Applying GD&T principles in manufacturing environments.
• Experience using precision measurement equipment (calipers, micrometers, gauges).

Responsibilities

• Develop, create, and maintain Mastercam programs for milling.
• Generate toolpaths from engineering drawings and CAD models.
• Interpret blueprints and GD&T to create accurate programs.
• Select tooling, parameters, and workholding for production.
• Support setup, prove-out, and on-floor troubleshooting.
• Modify and optimize programs to reduce cycle times.
• Verify program accuracy via simulation and first article inspections.
• Maintain program documentation and revision control.

Skills

CNC programming

Blueprint reading

GD&T understanding

Precision measurement

Education

Associate degree or technical certification in CNC Programming

Tools

Mastercam

SolidWorks

Calipers / micrometers

Job description

Are you ready to take your Mastercam programming career to the next level in aerospace and defense manufacturing? As a Programmer, you will play a critical role in developing, optimizing, and maintaining Mastercam programs used to produce high-precision components that support advanced aviation and defense technologies. This is an exciting opportunity to apply your technical expertise in a fast-paced manufacturing environment where quality, efficiency, and precision are paramount.

Our Team

You'll be part of a dedicated manufacturing team specializing in the production of high-tolerance aerospace components. Our division thrives on collaboration, continuous improvement, and a commitment to delivering exceptional products to our defense and aviation partners. You will work closely with machinists, engineers, quality teams, and production leadership to drive operational excellence and support manufacturing success.

Hours : 2nd Shift; 3:30 PM - 2:00 AM, Monday - Thursday
Compensation: Compensation in this role will range from $25 to $35 hourly, based on experience with a 6% shift differential.

What You Will Do

• Develop, create, and maintain programs for milling equipment
• Utilize Mastercam software to generate toolpaths and machining programs from engineering drawings and CAD models
• Interpret blueprints, GD&T requirements, specifications, and manufacturing documentation to create accurate programs
• Select tooling, cutting parameters, workholding methods, and machining strategies for production processes
• Support machine setup, program prove-out, and troubleshooting activities on the production floor
• Modify and optimize existing programs to improve machining efficiency and reduce cycle times
• Verify program accuracy through simulation, first article inspections, and production validation
• Maintain program documentation, tooling records, and revision control requirements

Who You Are (Basic Qualifications)

• High school diploma or GED
• 3+ years of CNC programming experience in a manufacturing environment
• Experience creating and editing Mastercam programs for CNC mills
• Experience reading and interpreting blueprints and technical drawings
• Experience applying GD&T principles in a manufacturing environment
• Experience using precision measurement equipment, including calipers, micrometers, and gauges

What Will Put You Ahead

• Experience programming 4-axis and/or 5-axis CNC machining centers
• Experience in aerospace, defense, medical device, or other high-precision manufacturing environments
• Experience programming components from CAD models using Mastercam
• Knowledge of AS9100 and/or ISO 9001 quality management systems
• Experience machining aluminum, stainless steel, titanium, and nickel-based alloys
• Associate degree or technical certification in CNC Programming, Manufacturing Technology, or a related field
• Experience with CAD software such as SolidWorks, AutoCAD, or similar platforms
• Experience supporting first article inspections and production process validation activities

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here .

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive, aerospace and defense, to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

Aerospace & Defense Solutions Division

With a legacy of over six decades (formerly AirBorn), Molex’s Aerospace & Defense Solutions Division is committed to engineering and manufacturing excellence. Our mission-critical products operate in the most demanding environments—from fighter jets and submarines to Mars and beyond. We take pride in our passionate team and cutting-edge technologies that ensure reliability where it matters most. Join us and help shape the future of aerospace and defense innovation.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify.