Software Developer Intern - Summer

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 Way Up as one of the Top 100 Internship Programs in the United States for 2025.

• Comprehensive benefits package including but not limited to: 401k, Medical, Dental and Vision care – Available day one
• Unique opportunity to meaningfully contribute alongside experienced professionals early in your career
• Encouraging and collaborative team environment

Johnson Controls invites you to apply for an internship located in Westford, MA. This internship is designed to provide you with a positive work/training experience and challenging objectives.

As a Software Developer Intern for Life Safety Fire Detection Applications, you’ll be part of our diverse global team making a significant impact on our organization. You will use your analytical thinking skills combined with your experience in applying design patterns and best practices, structured and disciplined development processes and engineering principles to develop robust, scalable and maintainable solutions that are user friendly and support business priorities.

Our fire detection products are embedded in restaurants and buildings you visit every day. You will analyze, design, program, debug, modify, test and implement software used in local, networked, cloud‑based or internet‑related applications for Fire Alarm Systems.

• This will be a full-time Summer 2026 internship running from May to August.
• Hybrid position – at least 3 days a week in the Westford, MA office.
• Tasked with a specific project on Fire Detection Software Applications.
• Assist with software development using Windows tools (e.g. Visual Studio, .NET, C/C++, JavaScript, etc.).
• Participate in the Future Leaders Internship Programming events that include professional development sessions, a 4‑week Innovation Challenge and special events.

• Currently enrolled as a full‑time student at an accredited U.S. college or university.
• Pursuing a degree in Computer Science, Software Engineering, or Design.
• U.S. citizen or legal right to work in the U.S.

• Demonstrates an ability to learn quickly and independently.
• Strong communication skills (verbal and written) preferred.
• Demonstrated problem solving skills required.
• Excited to work on the best life safety fire detection products in the world!

$19.00 – $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.