Java programmer Jobs in McKinney, TX

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Molex, a Koch Company, is seeking a Mechanical Engineering Intern to join our teams this upcoming Summer 2026 in Allen, TX!

Molex brings together innovation and technology to deliver electronic solutions to customers worldwide. With a presence in more than 40 countries, Molex offers a full suite of solutions and services for many markets, including data communications, consumer electronics, industrial, automotive, commercial vehicle and medical.

Koch Industries has been consistently selected as one of the top 100 Internship Programs in the U.S by WayUp. The internship opportunity will be a 12-week program running from late May to mid-August 2026.

Our Team

We believe that everyone should be an entrepreneur no matter what role they are in. As an intern, co-op, or new graduate, there are countless opportunities for you to be challenged, have your voice heard, and gain real experience within our companies. Sound exciting? Do you want to be a part of meaningful work? Kickstart your career with us by applying today! Our opportunities for internships are in-person nationwide!

What You Will Do

This role owns review of vendor electrical controls designs and against in-house electrical and safety standards, best practices and requirements. Engineers are regularly in troubleshooting and problem solving and implementing continuous improvement and optimization projects.

- Utilize CAD tools, circuit protectors, wire and cable, sensors, safety hardware, PLC hardware, remote I/O, variable frequency drives (VFDs), servo systems, and key electrical control components to perform a variety of design and analysis tasks.

- Work with Allen Bradley, Beckhoff, Omron, Siemens, B&R, and/or Mitsubishi. Human Machine Interface (HMI / GUI - AB Panelview, Ignition, TIA/WinCC, B&R, etc. and with Vision systems (Cognex, Keyence, etc).

- Work with a cross functional engineering team supporting critical Cell Manufacturing development projects and will be responsible for software and electrical scope. Develop code that is structured, documented, maintainable, and reusable. Interface equipment with Molex production databases. The intern will work with our controls development team on spearheading and proving, developing, integrating and automating the overall process of Virtual Commissioning, allowing controls engineers to save time in the overall process of automation controls design, development and validation.

- Support developing 3D/2D simulation models of automated manufacturing processes and equipment. Support Manufacturing Execution System (MES) that collect data into production databases.

Who You Are (Basic Qualifications)

• Currently pursuing a degree in Engineering, preferably Mechanical, Mechatronics, Computer Science, Electrical or a related field
• Basic understanding designing electrical control panels, controls system wiring and instrumentation
• Understanding of software fundamentals including software design, Git, scripting, CI/CD, algorithms, basic data structures, code modularity, and maintainability
• Experience with 3D CAD design software such as ETCR or SOLIDWORKS is preferred

What Will Put You Ahead

• Experience with software development: GitHub, Splunk & Jira and working with industiral machine vision cameras
• Experience with tools for virtual commissioning (iPhyics, Process Simulate, WinMOD, Maplesim, EMulate3D, EKS, etc.) is preferred
• Familiarity coding Microcontrollers or PLCs in major programming language such as C, Java, or Python
• Experience in web development languages and frameworks with JavaScript

For this role, we anticipate paying $25 - $38 per hour. This role is eligible for variable pay, issued as a monetary bonus or in another form.

Our Benefits

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.