Top Internships in Denver & Boulder, CO

Support mechanical design, drafting, geometric tolerancing, analysis, assembly, testing, and production of rocket motor cases, nozzles, tooling, and development hardware. Responsibilities include 3D modeling, design documentation, design reviews, hand calculations, FEA, inert component assembly, and static fire test support. This full-time, on-site internship provides hands-on experience across the design-build-test lifecycle in aerospace propulsion.

Supports the design, development, integration, testing, qualification, and production release of high-reliability avionics hardware for aerospace and defense systems. Responsibilities include mixed-signal circuit design, avionics architecture, interface development, reliability and risk analyses, hardware-software interfaces, design-for-test, manufacturability, and root-cause analysis. The intern works with multidisciplinary engineering teams on processor and FPGA circuit cards, power electronics, communications interfaces, and embedded systems.

Supports marketing and communications through drafting newsletters, blog posts, press releases, social media content, advertising materials, and website updates. Creates graphics, slide decks, flyers, signage, and branded assets; assists with digital asset management, trade shows, swag procurement, scheduling, note-taking, and project tracking. Collaborates with the marketing team in a hybrid format and contributes creative ideas to internal and external brand initiatives.

Supports machining manufacturing engineering activities across manufacturing, assembly, and production. Responsibilities include hands-on build and machining work, mechanical root cause analysis, production equipment and CAD/CAM application, and collaboration with engineering teams to solve manufacturing problems and improve technical processes.

Supports materials characterization, microscopy, mechanical testing, process trials, and failure investigations for rocket engines and propulsion systems. Performs lab sample preparation, data collection, basic analysis, technical documentation, and equipment upkeep while collaborating with design, manufacturing, and test engineers. The internship provides hands-on experience with aerospace hardware and prepares students for Materials & Processes Engineer roles.

Supports spacecraft propulsion component design, analysis, manufacturing, prototyping, and testing for thrusters, tanks, valves, and fluid systems. Collaborates across disciplines and applies mechanical, thermal, and fluid principles to solve engineering problems. The full-time internship requires hands-on build-and-test experience, teamwork, communication, and enrollment as an academic junior or above by May 2027.

Supports industrial hygiene and ergonomics programs through exposure assessments, sampling, data analysis, ergonomic evaluations, control recommendations, training, documentation, and regulatory compliance. Collaborates with EHS, operations, engineering, facilities, HR, and occupational health teams on the Galeton expansion project and workplace health initiatives. The role includes regular work in production, laboratory, office, and field environments, with occasional travel to other facilities.

Supports Facilities & Capital Projects managers with planning, design, permitting, construction, and closeout of facility and capital improvement projects. Assists with schedules, budgets, documentation, construction drawings, cost tracking, contractor coordination, field observations, project records, punch lists, commissioning, and turnover across aerospace and advanced manufacturing facilities.

Supports talent acquisition, onboarding and offboarding, talent management, employee engagement, and learning and development initiatives. Responsibilities include coordinating interviews and recruiting events, maintaining ATS data, preparing onboarding materials, tracking performance reviews, updating employee records, researching training content, and coordinating workshops. This is a full-time, on-site summer internship in Berthoud, Colorado.

Support the design, validation, characterization, and debugging of next-generation SSD hardware. Responsibilities include schematic reviews, PCB development, board bring-up, electrical measurements, laboratory testing, signal and power integrity analysis, and validation data analysis. The intern will also develop automation scripts, dashboards, and AI-assisted workflows to improve engineering productivity while collaborating with hardware, firmware, manufacturing, and systems engineering teams.

Mechanical Design Engineering Intern supporting the design, analysis, testing, and data analysis of spacecraft, instruments, mechanisms, RF electronics, and mechanical ground support equipment. Responsibilities include CAD design, mechanical testing, laboratory research, problem-solving, and collaboration with engineering teams in an on-site environment.

Mechanical Design Engineering Intern assisting with spacecraft, instrument, mechanism, RF electronics, and ground support equipment design. Responsibilities include CAD design, mechanical analysis, hardware testing, laboratory research, developmental testing, and data analysis. The intern will apply university knowledge, collaborate with engineering teams, maintain professional relationships, and work on-site in office, laboratory, production, or cleanroom environments.

Supports RF test engineers with the development, assembly, testing, and analysis of satellite communications instruments, payloads, flight hardware, and ground support equipment. Assists with test design, procedures, troubleshooting, requirements compliance, technical documentation, and project presentations. Work may involve RF and laser safety procedures, cleanroom or production environments, and collaboration across engineering and technical teams.

Mechanical Design Engineering Intern supporting the design and analysis of spacecraft, instruments, mechanisms, RF electronics, and mechanical ground support equipment. Responsibilities may include CAD design, engineering analysis, hardware testing, laboratory research, mechanical data analysis, and collaboration with experienced engineers. The role is on-site five days per week and requires teamwork, mechanical aptitude, and application of university-acquired knowledge.

Supports RF and electrical test engineers developing, assembling, testing, and validating satellite payloads, flight hardware, and ground support equipment. Responsibilities include creating test procedures, assisting with test design, analyzing compliance data, troubleshooting hardware, and preparing project presentations. Work occurs in laboratory, production, cleanroom, and office environments with potential laser and RF safety requirements.

Supports RF and electrical test engineers developing, assembling, and testing satellite payloads, flight hardware, and ground support equipment. Assists with test design, procedures, data analysis, compliance verification, troubleshooting, and technical presentations. Work may involve RF safety, laser safety, cleanroom environments, production areas, and laboratory testing. The intern collaborates with engineers and technicians and may contribute to systems, production, materials, configuration, reliability, and related engineering activities.

Participate in developing real-time space vehicle simulations supporting flight software testing, integration, risk reduction, ground development, and operator training. Perform engineering lifecycle activities including requirements, architecture, design, coding, testing, integration, documentation, and laboratory deployment. Work with software and hardware, Agile development, GitLab, DevSecOps, and spacecraft subsystems under experienced engineering guidance.

Supports optical payload assembly, integration, and testing through hands-on development of optical test sets, flight hardware, and support equipment. Assists with test procedures, methodology, design, data analysis, requirements compliance, troubleshooting, and technical presentations. Work may span test, production, systems, materials, configuration, parts, and reliability engineering in laboratory, cleanroom, production, and office environments.

Optics engineering intern supporting the assembly, integration, and testing of optical instruments, payloads, flight hardware, and ground support equipment. Responsibilities include developing test procedures, assisting with test design, operating optical test sets, analyzing test data, troubleshooting hardware, and preparing technical presentations. The role involves work in laboratory, cleanroom, production, and office environments while collaborating with engineers and technicians.

Supports guidance, navigation, and control engineering for spacecraft and payload systems across design, analysis, development, testing, integration, and flight operations. Performs attitude, orbit, agility, stability, and maneuver analyses; documents technical designs; evaluates GN&C hardware and software; supports procurement, integration and testing, proposals, and on-orbit technical support. Works collaboratively in office, laboratory, production, and cleanroom environments.

Engineering intern supporting space vehicle simulator development. Responsibilities include designing real-time simulations, performing requirements through testing and documentation, deploying software and hardware in laboratories, and supporting spacecraft subsystem integration. The role involves Agile development, GitLab version control, DevSecOps pipelines, and collaboration with experienced engineers. Candidates may focus on software development or electronic circuit design and will gain practical experience with spacecraft systems and engineering lifecycle activities.

Supports cryogenics and thermal engineers with spacecraft and instrument component design, thermal modeling, heat-transfer calculations, laboratory research, hardware testing, documentation, presentations, engineering reports, and test procedures. The intern applies university knowledge in thermodynamics and heat transfer, collaborates with engineering teams, and works in office, laboratory, production, cleanroom, and research environments.

Supports cryogenics and thermal engineers with spacecraft and instrument thermal design, analysis, hardware testing, laboratory research, heat-transfer modeling, heat-flow calculations, documentation, presentations, engineering reports, and test procedures. The intern collaborates with cross-functional teams in office, laboratory, production, cleanroom, and research environments while developing practical aerospace engineering experience.

Supports cryogenics and thermal engineers with spacecraft and instrument component design, thermal analysis, hardware testing, laboratory research, heat-transfer modeling, and engineering documentation. The intern will calculate heat-flow parameters, develop test procedures and reports, present findings, collaborate with cross-functional teams, and apply university knowledge to solve thermal engineering problems in office, laboratory, production, or cleanroom environments.

Supports guidance, navigation, and control engineering for spacecraft, including requirements analysis, dynamics and control studies, component interfaces, hardware and software testing, systems engineering documentation, integration and test, and on-orbit support. The intern contributes across the full program lifecycle, from proposals and concept development through flight, while collaborating with multidisciplinary teams in an on-site environment.