Top Internships in Milwaukee, WI

Design user interfaces for web and mobile applications, create social media content, marketing creatives, presentations, and brand assets, and develop wireframes, user journeys, prototypes, and UI designs. Collaborate with marketing, product, and content teams across multiple brands while maintaining design consistency. Contribute creative concepts for campaigns and branding, stay current with design trends, and build a portfolio through real-world projects.

Support software development across frontend, backend, web, and mobile applications. Responsibilities include developing with WordPress, React, Next.js, Flutter, and Java; testing and maintaining applications; participating in code reviews; collaborating with teammates; and staying current with software development technologies.

Manufacturing Engineer Intern supporting medical device production through engineering investigations, troubleshooting, process improvement, validation data generation, and project execution. The role focuses on reducing scrap, increasing output, developing products and processes, and meeting safety, quality, delivery, and cost goals. The intern collaborates with cross-functional teams, applies academic engineering knowledge, reviews production reports, and participates in hands-on manufacturing problem solving.

Support Fetch’s privacy and data governance program under Corporate Counsel, Privacy. Responsibilities include documenting data discovery exercises, mapping data flows, maintaining data inventories, reviewing legal and technical documentation, and communicating project updates. The three-month remote internship begins in January 2027 and requires 12–15 hours per week. The intern will gain exposure to privacy compliance, data governance, and in-house legal operations at a consumer technology company.

Supports consumer marketing and brand growth through strategic business planning, category and competitor analysis, P&L support, product innovation, pricing, merchandising, consumer research, marketing communications, and performance tracking. Collaborates with sales, finance, supply, regulatory, demand planning, global marketing, and agency partners. The four-month internship provides formal and on-the-job development, with potential consideration for full-time employment.

Work on front-end and back-end web projects: create and redesign websites, build sitemaps and wireframes, collaborate with teams, and focus on UI/UX and performant back-end functionality.

Develop knowledge-management articles, training content, job aids, visual aids, and knowledge checks for adult learners. Collaborate with business stakeholders, manage project deadlines, present learning content to large groups, and help translate complex software information into accessible training materials. The role offers hands-on experience in instructional design, operations, and learning and development.

Support CEO and leadership on market intelligence, financial modelling, go-to-market strategy, partnerships and PMO. Run competitor analysis, size segments, build investor-ready business plans, craft value propositions and support partner negotiations while tracking cross-functional OKRs and dashboards.

Supports the Business Transformation team through process mapping, documentation, data gathering, analysis, and other transformation projects. Collaborates with subject-matter experts and credit union teams, works with data across multiple systems, and synthesizes findings into actionable insights. The fully remote internship requires collaboration via Microsoft Teams and Cisco Webex, with flexibility around school schedules and a maximum of 29 hours per week.

Supports employee benefit plan audits by analyzing and testing financial statement elements, selecting audit samples, assisting with accounting needs, and contributing to varied accounting projects. The intern develops practical audit knowledge while collaborating with team members and working toward CPA credentials.

Supports the Data Science and Machine Learning team by analyzing large-scale datasets, identifying anomalies and root causes, developing data validation and normalization methods, and improving the accuracy of derived data products. The intern will evaluate models, translate ambiguous problems into statistical formulations, debug messy data, test hypotheses, and implement maintainable analytical solutions using Python, SQL, and distributed data platforms.

Year-round Automation and Controls Engineer Intern supporting HMI development, PLC-based automation, control-system programming, troubleshooting, testing, and continuous improvement in a steel manufacturing environment. The role involves designing operator GUIs, integrating manufacturing technologies such as robotics and sensors, collaborating with engineering and operations teams, and gaining project management and technical communication experience.

Supports demand forecasting by analyzing historical demand, orders, point-of-sale, inventory, and forecast data. Creates reports and visualizations, validates master data, assists with new-product setup and transitions, investigates data-quality issues, and contributes to process-improvement and automation projects. Collaborates with Sales, Supply Chain, Finance, Category Management, and IT while communicating findings and recommendations.

Collect, clean, and analyze sports data; develop machine learning and predictive models; create visualizations and reports; collaborate with data and sports strategy teams; and monitor advances in sports analytics.

Marketing intern supporting social media, content development, digital asset management, brand initiatives, internal communications, presentations, and campaign metric analysis. The role involves assisting with marketing projects across Powertrain and Perceptiv business teams, creating short- and long-form content, coordinating leadership communications, and collaborating cross-functionally. This is a full-time, 11-week hybrid internship based in Milwaukee, Wisconsin, with limited travel and potential part-time work during the fall semester.

Supports onboarding, recruiting, employee orientation, HR communications, workforce reporting, turnover and engagement analysis, performance-review audits, Pay for Skills tracking, and HR projects. The intern also prepares presentations and meeting materials, assists with hiring seasonal employees, answers employee questions, and participates in HR team meetings while developing hands-on experience across multiple HR functions.

Build and ship production software across the frontend and backend, working closely with founders, customers, and product teams. Develop AI-powered features and systems involving web scraping, unstructured data, PDF parsing, and cloud infrastructure. Translate real-world real estate and financing problems into technical solutions, make high-impact decisions, and own shipped code. The internship may convert to a full-time role.

Supports People Analytics solutions by analyzing workforce data, developing turnover and talent acquisition reports, executive scorecards, HR dashboards, and AI-enabled analytics prototypes. Responsibilities include data profiling, cleaning, validation, visualization, documentation, governance, and stakeholder communication using Python, SQL, Excel, Power BI, Streamlit, Workday, and Snowflake. The intern will help ensure responsible AI use and protect confidential employee information while contributing to iterative HR data and analytics projects.

Supports sales prospecting through pre-meeting research, meeting note-taking, and post-meeting summaries. Assists with planning and executing events, strategic sales initiatives, research, and analysis. The internship provides practical business, risk management, insurance, client interaction, and professional development experience while preparing participants for client management or sales careers.

Supports global supply chain planning, including SI&OP, demand forecasting, inventory management, replenishment, and performance analysis. Uses Kinaxis RapidResponse to maintain planning data and assists with automating supply chain reporting. Contributes to cross-functional projects by coordinating tasks, tracking progress, and supporting completion. This is a 12-week, onsite internship in Maple Grove, Minnesota.

Support building and redesigning responsive, mobile-friendly websites; create wireframes and sitemaps; develop front-end UIs and assist with back-end tasks; optimize for performance, scalability, and SEO; participate in brainstorming, debugging, testing, and follow clean coding and version-control best practices under developer mentorship.

Supports sales and consumer marketing projects across insights, pricing, promotions, category solutions, and customer teams. Responsibilities include developing customer recommendations, analyzing and reporting business results, supporting brand targets, collaborating with sales and marketing teams, managing projects, presenting to stakeholders, maintaining partner relationships, and monitoring promotional effectiveness.

Supports consumer marketing and brand growth through strategic business planning, category and competitor analysis, P&L recommendations, product launches, pricing, merchandising, consumer research, marketing communications, and performance tracking. Collaborates with sales, finance, regulatory, supply, demand planning, global marketing, and external agencies to execute local business plans. The internship offers formal and on-the-job development, with potential consideration for full-time employment.

Support website content editing, formatting, and publishing. Update job listings and resources, optimize content for SEO and accessibility, test site functionality, integrate multimedia, and collaborate with marketing to maintain brand voice and improve usability.

Hands-on internship offering cross-functional exposure to consulting, marketing, HR, operations, sales, partnerships, events, and content. Interns receive mentorship, structured development, real responsibility, and potential consideration for future roles.