Top Internships in Denver & Boulder, CO

Paid, full-time 11-week software engineering internship supporting Spectrum’s mobile technology teams. The intern will use AI to write and troubleshoot code, develop clean and tested software, diagnose complex issues, implement requirements through Agile practices, and collaborate with product and technology teams. The role includes professional development, mentorship, networking, and team projects.

Paid, full-time 11-week internship supporting the Fiber Internet Product team. Responsibilities include analyzing customer lifecycle data, identifying reliability and revenue opportunities, evaluating costs and customer experience, reviewing anomalies, developing scalable business practices, exploring go-to-market ideas, and managing inventory and device capabilities. Interns also participate in professional development, mentoring, networking, community service, and final presentations.

Supports the Security Engineering team with enterprise vulnerability management, including false-positive validation, remediation tracking, dashboards, reporting, vulnerability intelligence, asset ownership reconciliation, documentation, and basic scripting. The intern collaborates with stakeholders, monitors emerging vulnerabilities, assists with SLA follow-up, and participates in training, meetings, and professional development activities.

Paid, full-time software engineering internship developing tools that improve network operations and customer experience. Interns translate ideas into functional software for Access Operations and collaborate with department teams while participating in mentorship, professional development, networking, community service, and presentations. Candidates must be rising seniors pursuing a bachelor's degree, maintain at least a 3.0 GPA, and be authorized to work in the U.S. without current or future sponsorship.

Paid, full-time project management internship supporting Spectrum’s Emerging Technology team. The intern will manage assigned projects from requirements through deployment, collaborate with product and technical leads, and assist with developer platform intake and portfolio reporting. The program also includes professional development, mentorship, networking, community service, and final presentations. Candidates must be rising seniors pursuing a relevant bachelor’s degree, maintain at least a 3.0 GPA, and be authorized to work in the U.S. without sponsorship.

Supports Customer Operations through AI and automation, data auditing, issue investigation, process improvement, and cross-functional project coordination. The intern will identify efficiency opportunities, troubleshoot customer redemption issues, update operational processes, and contribute to initiatives while developing professional and analytical skills during a 12-week hybrid summer internship.

Supports IT project prioritization and execution by coordinating meetings, documenting actions and standards, analyzing processes, organizing requests, and maintaining project files. Assists with IT architecture design coordination and documentation while using Microsoft Office tools. The intern collaborates with leaders and business units, contributes to project methodology, and performs administrative and clerical duties in an on-site environment.

Systems Engineering Intern supporting spacecraft, mission, instrument, and flight-hardware development. Responsibilities may include MBSE modeling, requirements management, performance simulation, risk and interface analysis, test setup and data analysis, tooling design, procedure development, and technical presentations. The role is on-site five days per week and involves collaboration with engineers, government customers, and commercial space companies.

Systems Engineering interns support spacecraft and payload development through requirements management, MBSE modeling, performance simulation, risk and interface analysis, test planning and execution, data analysis, tooling design, and technical documentation. Interns may work with flight hardware, support equipment, cleanrooms, laboratories, and production environments while presenting findings to peers, management, customers, and technical stakeholders.

Supports IT project prioritization and execution under project management and architecture leadership. Responsibilities include coordinating architecture designs, documenting standards, organizing project requests, scheduling meetings, recording minutes and action items, analyzing process documentation, and maintaining project files. The intern will use Microsoft Office, communicate with stakeholders, and work on-site in an office, laboratory, cleanroom, or production environment.

Supports IT project prioritization and execution under leadership direction. Responsibilities include coordinating project meetings, documenting actions and architecture standards, analyzing process documentation, organizing project requests, maintaining files, and assisting with general project administration. The intern will work onsite with IT leadership and cross-functional business units while developing project management, architecture, communication, and organizational skills.

Systems Engineering Intern supporting spacecraft, mission, and instrument development. Responsibilities may include model-based systems engineering, requirements management, performance modeling, risk and interface analysis, test setup and data analysis, tooling and ground-support equipment design, procedure development, and verification against requirements. The role involves collaboration with technical experts, government customers, and commercial space companies in office, laboratory, production, and cleanroom environments.

Design, model, and test antenna and RF hardware for ground, mobile, and space applications under senior engineer supervision. The intern will collaborate across teams, use RF and EM modeling tools, conduct laboratory measurements, and develop technical and communication skills in an on-site environment.

Design, model, and test antenna and RF hardware for ground, mobile, and space applications under senior-engineer supervision. Interns will collaborate cross-functionally, use laboratory and electromagnetic modeling tools, maintain professional working relationships, and work on-site five days per week in office, laboratory, production, or cleanroom environments.

Design, model, and test antenna and RF hardware for ground, mobile, and space-based applications under senior engineer supervision. Interns collaborate across teams, maintain a predictable schedule, and work in office, laboratory, production, cleanroom, outdoor, or research environments. The role requires familiarity with RF laboratory equipment, electromagnetic modeling tools, RF circuit modeling software, and programming languages. Regular on-site attendance is required, with possible travel between company and other locations.

Business Intelligence Interns will conduct exploratory data analysis, create ad hoc reports, and support the development, migration, and improvement of dashboards using Looker and Databricks. They will gather requirements, build visualizations, test dashboard accuracy and usability, identify data inconsistencies, and document findings while collaborating with team members on business initiatives.

Execute performance validation and benchmarking on enterprise servers, GPU systems, and storage platforms. Configure representative AI, database, virtualization, and storage workloads; collect and analyze telemetry; develop Python automation for testing and reporting; investigate performance findings; and present results. The intern will contribute code and documentation while receiving mentorship in production-scale data center infrastructure and systems performance engineering.

Participate in a 10-week Medicare sales internship involving classroom training, networking, sales competitions, job shadowing, presentation development, and exposure to direct-to-consumer health insurance sales. Gain hands-on experience with sales support, phone-based activities, operational processes, and AI-enabled tools for analysis, reporting, automation, and workflow improvement.

Supports financial analysis, reporting improvements, variance investigations, and ad hoc analysis for business and operational needs. The intern will present data-driven findings to stakeholders, improve reporting processes, and collaborate with teammates during a full-time summer internship. Advanced Microsoft Excel and PowerPoint skills are required, along with strong communication, creativity, and a willingness to learn.

Develop, test, debug, and optimize SSD firmware alongside experienced engineers. Responsibilities include creating test plans, supporting product qualification, participating in code reviews, improving software quality, and using AI-enabled tools to automate engineering workflows. The role provides hands-on experience with embedded systems, firmware development, debugging, storage technologies, and reliability improvements for next-generation data center products.

Operations Interns rotate through distribution center functions, gaining experience in supply chain operations, metrics, business process improvement, workload planning, team leadership, meetings, and project execution. The role includes presenting findings to management, developing communication and analytical skills, participating in training, and supporting 24/7 operations across flexible shifts. Candidates must be pursuing a relevant bachelor's degree, graduating within one year, and able to work onsite without sponsorship.

Supports IT initiatives by gathering requirements, documenting business needs, coordinating projects, and helping deliver digital employee experience improvements. Assists with Microsoft 365 adoption, SharePoint modernization, Power Platform readiness, data analysis, reporting, DEX score reviews, and sentiment analysis. Collaborates with business and IT stakeholders while learning technology delivery practices in a regulated aerospace and defense environment.

Supports IT discovery, requirements documentation, user stories, project coordination, Microsoft 365 and SharePoint adoption, Power Platform readiness, entry-level data analysis, reporting, and digital employee experience improvements. Collaborates with IT and business stakeholders to deliver technology initiatives and identify process improvements in an on-site environment.

Supports IT and digital experience initiatives through requirements gathering, user story development, project coordination, stakeholder communication, M365 adoption, SharePoint modernization, Power Platform readiness, and entry-level analysis using Excel, SQL, and Power BI. The intern also contributes to digital employee experience insights, sentiment analysis, process improvement documentation, and technology solution delivery while working onsite.

Paid 11-week sustainability internship supporting energy audits, energy-efficiency return-on-investment analyses, renewable technology evaluations, utility and state program research, and sustainability compliance reporting across 45 states. The intern will collaborate with department teams and participate in professional development, networking, mentorship, community service, and final presentation activities.