Internship: Software Engineering (Summer 2026) - Franksville, WI

Eaton Corporation•Franksville, WI

60d•$22 - $38•Onsite

About The Position

Eaton's ES AMER ESS division is currently seeking a Internship: Software Engineering (Summer 2026) - Franksville, WI. Do you want to gain enriching experiences and work side by side with experienced engineers to power your career? Apply to our Software Engineering Internship! Over the course of this twelve-week paid internship based at the Franksville, WI site (about 20 miles south of Milwaukee), you will gain a firm grasp of our core engineering competencies and a holistic view of our technology-driven solutions that serve our wide range of customers. Yourâ¯career matters - and we're here to make it work. Are you ready? The Software Engineering Intern is an integral part of multi-disciplined new product engineering team at Eaton's Thomas A. Edison Technical Center in Franksville, WI. In this role, you will assist in the development of interface software for high performance, real-time controls and protective relays used for smart grid applications in the electrical power distribution industry. Our engineering teams are passionate about designing products and services that are more efficient, reliable, safe, and sustainable. With five Eaton facilities and more than 1900+ employees located in Wisconsin, Eaton's local footprint enables our employees with state-of-the-art laboratories and access to manufacturing that allows us to deliver robust solutions to our utility, commercial and industrial customers. In this role you will: Implement features to configure, monitor, and update power system intelligent electronic devices, including advanced UX design, IDE development, graphical data representation and display, communication protocols, cybersecurity, and other relay, control and monitoring functions using .NET and C#. Implement designs based on product and interface requirements with guidance from lead software engineers. Work with functional managers, systems engineers, and lead software engineers to distill product/system requirements/use cases to software stories, developing module and system level code, and unit tests. Participate in tasks related to new product development including planning, task/story estimation, programming, unit testing, peer review, integration and release. Participate in the analysis and specification of software subsystems. Implement tests in support of developer testing activities and integration with Continuous Integration (CI) pipelines. Participate in design and code reviews.

Requirements

Actively enrolled in or received a bachelor's or master's degree program in Computer Engineering, Software Engineering, or Computer Science at an accredited institution with a graduation date no earlier than December 2026.
Minimum GPA of 2.8 or above.
Eaton will not consider applicants for employment immigration sponsorship or support for this position. This means that Eaton will not support any CPT, OPT, or STEM OPT plans, F-1 to H-1B, H-1B cap registration, O-1, E-3, TN status, I-485 job portability, etc.
No relocation is offered for this position. Candidates must reside within 50 miles of the Franksville, WI site.

Nice To Haves

Prior internship or co-op experience.
Junior or higher standing.
Minimum GPA of 3.2 or above.
Experience developing .NET, C# based applications.
Familiarity with developing UX with Windows Presentation Foundation, XAML, and Workflow.
Familiarity with Agile Scrum concepts (or other iterative development methodology).
Familiarity with using SDLC management tools in a team environment.

Responsibilities

Implement features to configure, monitor, and update power system intelligent electronic devices, including advanced UX design, IDE development, graphical data representation and display, communication protocols, cybersecurity, and other relay, control and monitoring functions using .NET and C#.
Implement designs based on product and interface requirements with guidance from lead software engineers.
Work with functional managers, systems engineers, and lead software engineers to distill product/system requirements/use cases to software stories, developing module and system level code, and unit tests.
Participate in tasks related to new product development including planning, task/story estimation, programming, unit testing, peer review, integration and release.
Participate in the analysis and specification of software subsystems.
Implement tests in support of developer testing activities and integration with Continuous Integration (CI) pipelines.
Participate in design and code reviews.

Benefits

Eaton provides various Health and Welfare benefits as well as Retirement benefits, and several programs that provide for paid and unpaid time away from work. Click here for more detail: Eaton Benefits Overview.

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