Top Internships in Denver & Boulder, CO

Part-time remote internship supporting the Email Automation team: transfer and code email copy into templates, maintain templates, perform QA, run semi-weekly A/B tests and data tracking, and assist with organizational and cross-functional email operations.

Intern will support mechanical design and testing for spacecraft systems: develop CAD models, perform thermal and stress analysis, prototype and select materials, document results, and assist hardware testing using tools such as MATLAB. Internship runs Sep–Dec 2026 and includes mentorship and cross-functional development.

Assist in monitoring insider risks, support data protection, investigate security alerts, and maintain operational governance in a security team.

Hands-on internship supporting design, development, and testing of ground support equipment (GSE) for spacecraft. Tasks include mechanical and electrical design, PCB/layout support, DAQ integration, test system fabrication and checkout, wiring and signal-integrity work, documentation, on-site test support, and collaboration with cross-functional engineering teams.

The Phishing Analyst-SkillBridge Intern will assist in threat detection and analysis, focusing on phishing attempts. Responsibilities include identifying and mitigating threats using AI and collaborating with teams to enhance cybersecurity measures.

Part-time remote legal internship supporting regulatory and marketing compliance. Conduct FDA/FTC and advertising legal research, review marketing materials, draft memos, assist with contract lifecycle and corporate records, and support policy and training development.

Remote internship supporting tax research, testing, and documentation. Duties include researching tax form changes, interpreting tax code updates, writing requirements for programmers, designing and executing test cases, validating tax calculations, and contributing to release notes and customer guidance while learning tax software and tools.

Manage day-to-day operations for two YouTube podcast channels: review 3–4 edited videos weekly, curate IG/TikTok clips, maintain podcast/YouTube schedule, write podcast ads, create mash-up episodes, and support PR/marketing projects and freelance editing coordination.

This intern role in Federal Security Operations focuses on cybersecurity, project tracking, and maintaining relationships with customer stakeholders in a mission-driven environment.

This internship role focuses on SRE skills, requiring collaboration and problem-solving in dynamic environments for Zscaler's Zero Trust Exchange team.

As a Detection Engineer Intern, you will analyze telemetry, research coverage opportunities, improve workflows, and communicate threat findings effectively.

Support planning, executing, and optimizing paid digital acquisition campaigns. Coordinate content and landing pages, run A/B tests, analyze marketing data, create performance reports, and recommend optimizations to improve ROAS.

Manage three branded Reddit accounts: post 2–3 times per week per brand, engage with users and comments per brand guidelines, craft brand-specific Reddit strategies, and coordinate with an outside contractor to manage meetings and goals.

Provide hands-on support in a community pharmacy: process prescriptions and OTC orders, deliver patient-centered care, manage inventory, stock supplies, and follow HIPAA and company policies while learning clinical pharmacy practices.

Graduate-level intern to conduct socio-economic research and analysis on wind project decommissioning and replacement generation. Tasks include stakeholder outreach, data collection, job and workforce analysis, modeling scenarios, developing informational resources, and writing reports. Work involves collaboration with researchers and community engagement to inform planning and preparedness.

Create standard design guidelines and graphic assets to support the marketing team and fellow interns. Work is project-based, guided by a volunteer mentor, and flexible to meet course internship requirements.

Support JMI's marketing team by creating customer profiles, helping develop targeting strategies for other interns, and completing a flexible, course-aligned market research project under mentor guidance.

Project-based marketing internship creating a marketing strategy for JMI's educational content. Interns work within a six-person marketing team, are matched with volunteer mentors, and will produce strategic media to promote content and membership. Flexible project scope to meet spring internship course requirements.

Student internship supporting People Operations: create a strategic hiring plan for a part-time Coordinator, build internal communication structures for the internship program, and complete a course-aligned project with mentor guidance to develop internal processes for educational and marketing teams.

Create an introductory Development Economics course (focus on economic history and public institutions) using a chosen educational medium; work with a volunteer mentor and JMI staff to meet internship course requirements.

Support electrical design and analysis for oil & gas power projects under PE guidance. Assist with drawings, single-line diagrams, equipment selection, power system modeling, and studies (load flow, short circuit, grounding, arc flash). Prepare reports, cost estimates, and learn applicable codes and standards while collaborating with multidisciplinary teams.

The Developer Relations Intern will engage with the developer community, organize events, create technical content, and advocate for BNB Chain's technology.

Provide direct crisis mental health assessments and short-term psychotherapy, develop and monitor treatment plans, coordinate care with partners, maintain clinical documentation, participate in team meetings, and support trauma-informed stabilization in a 24/7 crisis clinic.

Intern will conduct time studies and workflow analysis, implement solutions for operational performance, and collaborate with teams for continuous improvement in warehouse operations.

Support AccuWeather's Social Media Team by sourcing UGC, pitching daily weather-related content, creating graphics and short videos, engaging followers, monitoring social networks, analyzing analytics, and reporting trends. Provide hands-on social media management experience across platforms while collaborating with internal teams in a fast-paced media environment.