Summer 2026 Engineering Intern at Sierra Space in Centennial, CO

Summary: Sierra Space is an industry-leading defense-tech space company focused on advancing space-based technology and safeguarding national security. They are seeking Summer 2026 Engineering Interns who will engage in meaningful projects and collaborate with experienced professionals across various engineering disciplines. Responsibilities: - Work alongside experienced engineers to support the design, analysis, and testing of spacecraft subsystems - Help run simulations, review engineering data, and assist with solving real aerospace challenges using tools such as MATLAB, Simulink, and STK - Support the design, testing, and troubleshooting of electronic circuits and systems that power spacecraft and mission technologies - Work alongside engineers on activities such as schematic development, PCB layout, component selection, and prototype testing - Collaborate with project managers to coordinate technical teams, track deliverables, and assist with resource allocations across engineering initiatives - Support the development and optimization of manufacturing processes while evaluating material properties and performance characteristics for various applications - Help design and test mechanical components used in spacecraft and aerospace systems - Assist in the design, analysis, and testing of propulsion systems while working alongside experienced engineers - Contribute to the development of software that supports spacecraft systems, mission operations, or engineering tools - Work with cross-functional engineering teams to help define requirements, support system architecture development, and ensure complex technologies integrate seamlessly across spacecraft subsystems - Join our cybersecurity team to help monitor network traffic, conduct vulnerability assessments, and implement security protocols to protect organizational assets Required Qualifications: - Actively enrolled in an undergraduate degree program - Expected graduation date between December 2026-June 2027 - Passion for solving problems by leveraging data and technology - Excellent written and verbal communication - Ability to work in a highly collaborative team environment - Strong organization skills, detail oriented, and self-initiative - The ability to obtain and maintain a U.S. Security Clearance is required - To conform to U.S. Government international trade regulations, applicant must be a U.S. Citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State or U.S. Department of Commerce Preferred Qualifications: - Aerospace Engineering - Manufacturing Engineering - Industrial Engineering - Mechanical Engineering - Electrical Engineering - Software Engineering - Systems Engineering - Engineering Management - Materials Science/Materials Engineering - Computer Science - Information Science - Cyber Security - Physics Required Skills: MATLAB, Simulink, Altium, PCB layout Important Skills: Software development, Data analysis Nice-to-Have Skills: Self-initiative, Organization skills Internship Start Date: Start in 2026 Summer Benefits: Medical, dental, and vision plans, 401(k) with 150% match up to 6%, Life insurance, 3 weeks paid time off