Top Internships in Peoria, IL

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.

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.

Reviews, organizes, scans, tracks, and processes incoming client tax documents. Assists with tax information intake, routing, return assembly, e-filing, final delivery, informational tax document preparation, and meeting government deadlines. Provides general operational support while following established procedures and maintaining accurate, current documentation.

Supports property and casualty actuarial teams with pricing, reserving, and modeling analyses across personal and commercial insurance lines. Performs reporting, data manipulation, and quantitative analysis using Excel, SQL, and potentially R and Python. The intern gains practical actuarial and business experience while collaborating with team members, meeting deadlines, and pursuing actuarial exams.

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 G2 Marketing’s AI fluency initiative by developing AI adoption deep-dives, diagnosing team readiness, tracking progress, maintaining assessment tools and dashboards, supporting cross-team workflows, building training materials, and documenting playbooks. The intern analyzes assessment data, validates use cases, coordinates curriculum rollout, gathers feedback, and helps marketing teams embed AI into daily workflows.

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.

Work as a Python development intern building applications and APIs, processing and analyzing data, working with databases and data pipelines, contributing to system architecture, writing clean documented code, and collaborating with the team. Strong emphasis on backend development, SQL, ORMs, and REST API design with potential conversion to full-time.

Build and deploy production AI agents for real customers. Responsibilities include orchestrating LLM pipelines, integrating APIs and tools, developing React interfaces, implementing RAG and document-processing systems, deploying serverless applications, and monitoring performance. The role requires strong Python or JavaScript skills, hands-on OpenAI and multimodal LLM experience, vector databases, agent frameworks, function calling, and full-stack integration. Applicants must be pursuing a Master's or PhD in a technical field.

Support the sales team by identifying leads, conducting market research, preparing sales materials and proposals, participating in meetings and presentations, and collaborating with cross-functional teams to help drive business development and ensure client satisfaction.

Support the sales team by researching markets, identifying B2B opportunities, preparing sales materials and proposals, attending meetings, and collaborating with cross-functional teams to help drive client satisfaction and business development.

Support international B2B sales through lead generation, prospect qualification, outreach, CRM data hygiene, sales material preparation, market research, pipeline tracking, and cross-team collaboration while learning sales processes.

Product Management Intern responsible for discovering patient, clinician, and care-team needs; translating ambiguous problems into product requirements, workflows, and success metrics; and partnering with engineering, design, clinical, and operations teams to prototype, launch, and iterate AI-powered healthcare experiences. The intern will own a defined product initiative from discovery through iteration, contribute to mock prototypes and code, and support activities such as patient-call shadowing and care-team training.

Research and prototype transformer-based and graph-based foundation models using customer, transaction, and merchant data. The intern will design and train models, run rigorous experiments, evaluate results, and develop working prototypes. Responsibilities include collaborating with Product, Engineering, Analytics, and Applied Science teams to improve customer experience, operational efficiency, and business outcomes.

Software Engineering Interns will collaborate with engineering and cross-functional teams on real-world projects, contribute to key engineering initiatives, build technical and professional skills, and present their work at the end of the program. Interns receive mentorship, workshops, and career development support while working full-time in the New York City office for eight weeks.

Supports the Service Delivery team with ServiceNow platform maintenance, configuration, workflow automation, reporting, ticket lifecycle management, testing, data validation, and documentation. Gains hands-on exposure to ITSM processes and Agile methodologies while collaborating remotely with team members. Requires at least 20 hours weekly, with schedules accommodating school commitments.

Supports commercial loan system administration, department reporting, and analysis of deposit and lending activities. Works with large datasets across multiple systems to synthesize actionable insights, collaborates with credit union departments, and performs related administrative and analytical tasks under supervision. The internship is fully remote with optional office work and is limited to 29 hours per week.

Supports risk management activities, including non-financial risk assessments, risk reviews, data synthesis, and GRC software tasks. Collaborates with credit union teams and works with large datasets across multiple systems to develop actionable insights. This fully remote internship requires enrollment at an eligible university, proficiency with Microsoft Office, strong communication skills, and the ability to learn independently.

Supports medical device production through engineering investigations, process improvement, troubleshooting, validation reporting, and project execution. The intern helps reduce scrap, increase output, develop products and processes, and achieve safety, quality, delivery, and cost goals while collaborating with cross-functional teams.

Supports quality engineering and continuous-improvement initiatives in a medical device manufacturing environment. Responsibilities include yield and process improvements, tooling and equipment development, inspection system creation, systematic quality problem-solving, and sustaining manufacturing processes. The intern collaborates cross-functionally to address quality issues, support regulatory and customer requirements, and improve patient safety.