Software Engineering Intern

Build your best future with the Johnson Controls Team:

As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. As a member of the  Johnson Controls Future Leaders Internship Program , you will learn to use your valuable skill set, knowledge, and passion to excel in a dynamic and competitive global environment. Our Internship Program is a unique opportunity to put classroom theory into practice while bolstering your resume and professional network. By joining a program that is rooted in community, connection, and memorable experiences, you will have an opportunity to transform your future. We are proud to share that our Intern Program has been recognized by Yello x WayUp as one of the  Top 100 Internship Programs in the United States for 2025.

What’s in it for you?

• Join hundreds of interns nationwide for a summer of learning and fun

• Innovation Challenge

• Volunteering opportunities

• Executive engagement

• Development sessions

• Inclusive and diverse environment with in-office work opportunities

Key Responsibilities:

Johnson Controls invites you to apply for an internship located in Milwaukee, WI!

• Assist in the complete software development lifecycle—from requirements gathering and design through coding, testing, and deployment.

• Design and implement embedded software solutions using C/C++ in real-time operating systems (RTOS).

• Participate in code reviews, testing, and debugging efforts to enhance software quality and performance.

• Collaborate closely with hardware engineers to ensure seamless integration between hardware and software components.

• Create and maintain technical documentation, including design specifications, test plans, and user guides.

• Contribute to the identification and implementation of process improvements and best practices in embedded software development.

• Engage in troubleshooting and problem-solving to identify root causes of software issues, providing effective solutions.

• Stay informed about industry trends and technologies in embedded systems, applying new insights to projects.

Training will be provided on the software tools and design techniques used in the department.

What you need:

• Currently enrolled in a Bachelor's Degree program studying Computer Science, Software Engineering, Electrical Engineering, or related subjects

• Ability to develop software in one or more languages such as C, C++, C#, Python, Java, etc.

• Able to work both as part of a team and independently

• A willingness to learn new skills and accept new challenges

• Flair for lateral thinking and problem solving

HIRING HOURLY RANGE: $21.00 - $24.00 (Hourly rate to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, location and alignment with market data.) This position includes a competitive benefits package. For details, please visit the About Us tab on the Johnson Controls Careers site at .