Top Internships in Milwaukee, WI

Develop and test AI software using large datasets, Python, JavaScript, and C++. Evaluate algorithms, statistics, and data to improve industrial applications. Collaborate with machine learning and data engineers on end-to-end AI and integration solutions, stay current with AI trends and regulations, and present project progress to leadership and stakeholders.

Develop, test, and integrate AI software for aerospace and industrial applications. Interns will use Python, JavaScript, and C++ to build AI solutions, evaluate data and algorithms, collaborate with machine learning and data engineers, monitor AI trends and regulations, and present progress to leadership and stakeholders.

Supports semiconductor engineering projects through device testing, characterization, data analysis, process development, optimization, and technical troubleshooting. Collaborates with cross-functional engineering teams to develop and improve semiconductor manufacturing and design processes. The intern gains hands-on experience with semiconductor technology, device physics, radiation effects, digital design, and EDA tools while contributing to high-quality semiconductor solutions.

Remote HR internship supporting end-to-end talent acquisition. Responsibilities include posting job openings, screening resumes, shortlisting candidates, coordinating interviews, scheduling, and maintaining candidate data. The role includes weekday work from 9 AM to 6 PM, a Saturday discussion session, mentorship, networking, and an internship certificate upon completion.

Unpaid 3–6 month internship offering hands-on experience across social work, case management, HR, development, marketing, retail merchandising, project management, and events. Interns assist with client intake, outreach, research, content creation, administrative tasks, event support, and daily operations while building skills, networks, and receiving reference letters upon completion.

Supports test engineering activities by preparing and executing test plans, gathering and analyzing test data, troubleshooting issues, improving test processes, and documenting results. Collaborates with engineering teams to support product testing, quality assurance, system integration, and delivery of high-quality aerospace products.

Tax and Audit Interns prepare individual, corporate, partnership, and other tax returns; perform audit, review, compilation, and assurance services; maintain workpapers; support multiple client engagements; conduct research; communicate with clients; and develop accounting and industry knowledge through training and hands-on experience.

Financial Analyst Interns perform financial, economic, and accounting analyses supporting forensic consulting, litigation support, valuation, damages assessment, and fraud investigations. Responsibilities include developing schedules, managing documents and workpapers, conducting independent research, and reviewing financial records for accuracy. Interns gain experience analyzing financial statements and supporting commercial litigation and intellectual property dispute projects.

Systems Engineering Interns assist with designing and developing system solutions, gathering requirements, defining specifications, integrating and testing components, troubleshooting technical issues, and documenting engineering activities. The role provides hands-on aerospace experience, cross-functional collaboration, mentorship, and exposure to system design, integration, testing, modeling, and simulation.

Develop and implement embedded software and systems for aerospace devices. Responsibilities include coding, testing, troubleshooting, software quality assurance, system efficiency and stability analysis, and I/O performance optimization. Interns work with hardware and embedded technologies while receiving mentorship and professional development. The role is available at multiple U.S. locations and includes relocation benefits and short-term housing for eligible interns.

Supports aerospace test engineering by preparing and executing test plans, gathering and analyzing test data, documenting results, troubleshooting issues, improving processes, and preparing technical and project status updates. Collaborates with engineering, manufacturing, operations, program management, laboratory, and test teams on technologies supporting aviation, space exploration, and defense capabilities.

Supports product marketing, market research, customer and competitive analysis, product positioning, pricing, marketing plans, demand generation, digital marketing, and go-to-market strategies. Collaborates with cross-functional teams on new product introductions, brand promotion, customer insights, and performance monitoring while developing recommendations that support growth and customer needs.

Develop and integrate complex software applications for Honeywell Aerospace products. Interns will contribute software features, collaborate with engineering teams, apply software development lifecycle and configuration management practices, analyze problems, and develop innovative solutions while receiving mentorship and hands-on experience.

Develop and integrate complex software applications for Honeywell Aerospace products. Interns will contribute software features, generate innovative solutions, collaborate with experienced engineers, and gain hands-on experience through mentorship and professional development. The role requires continued enrollment in a relevant degree program and eligibility to work in the United States without current or future sponsorship.

Develop and implement embedded software and devices for aerospace systems. Responsibilities include analyzing system efficiency and stability, optimizing I/O performance, supporting software quality assurance, and coding, testing, and troubleshooting system software. The intern will work with embedded hardware and software technologies while receiving hands-on experience, mentorship, relocation benefits, and short-term housing when eligible.

Supports mechanical system, component, and assembly design and development; conducts engineering research and analysis; collaborates with cross-functional teams; helps solve technical problems and optimize designs; participates in testing and validation; and gains experience with industry-standard tools and software.

Supports the design and development of electrical systems and components, conducts testing and performance analysis, collaborates with cross-functional teams, and gains experience with industry-standard tools, electrical codes, and standards under experienced engineering guidance.

Supports the design and development of mechanical systems, components, and assemblies; conducts engineering research and analysis; collaborates with cross-functional teams to solve technical problems; participates in testing and validation; and gains exposure to industry-standard tools and software through hands-on aerospace projects.

The Systems Engineering Intern will assist with designing and developing system solutions, gathering requirements, defining specifications, integrating and testing system components, troubleshooting technical issues, and documenting engineering activities. The intern will collaborate with experienced engineers and cross-functional teams while gaining hands-on experience in system design, integration, testing, modeling, and simulation within Honeywell Aerospace.

Supports product marketing, market research, customer and competitive analysis, product positioning, pricing, go-to-market planning, digital marketing, demand generation, brand promotion, and new product launches. Collaborates with cross-functional teams to develop marketing plans, identify growth opportunities, monitor offering performance, and improve processes under the guidance of a regional marketing manager.

Work on real-world web applications across frontend and backend. Use modern frontend frameworks (React/Angular/Vue) and backend tech (Node.js, Python, Java, PHP). Integrate RESTful APIs with databases (MongoDB, PostgreSQL, MySQL), debug, test, optimize performance, and collaborate with designers and product teams while gaining hands-on mentorship.

Assist in developing and maintaining cross-platform Flutter apps for Android and iOS, implement UI/UX with Flutter widgets, integrate Firebase and REST APIs, debug and optimize performance, and collaborate with the team while staying current with Flutter/Dart technologies.

Supports the design and development of electrical systems and components, conducts testing and performance analysis, collaborates with cross-functional teams, and gains practical experience with industry-standard tools, technologies, electrical codes, and standards. The intern receives mentorship while contributing to aerospace engineering projects.

Paid six-week remote internship supporting government data infrastructure. Responsibilities include building and maintaining web scrapers and ingestion pipelines, researching data sources, validating data quality, monitoring source failures, improving scraper resilience, and documenting extraction logic. The role uses TypeScript, Python, browser automation, APIs, structured data formats, Git, and AI-assisted tooling.

Supports technical tasks, research, analysis, documentation, reporting, and cross-functional projects while gaining practical professional experience. The intern provides technical support, participates in learning activities, communicates with stakeholders, identifies process improvements, and assists with reports and presentations. No prior experience or certifications are required, though relevant education and related experience are preferred.