Spring 2026 - GNC Internship

Spring 2026 - GNC Internship

Westminster, CO

Engineering – Internships & Co-Ops

Internship/Co-op

On-site

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

As a GNC Intern, you will support the development of our in-house satellite, Element, by analyzing future satellite and constellation missions to drive technology roadmaps and business plans. This will be a project-based internship where you will get the opportunity to work on a space mission analysis assignment. You will work closely with CesiumAstro engineers on orbit design, mission analysis, system trades, and subsystem interactions. Interns will have the opportunity to contribute directly to CesiumAstro's spacecraft programs through Element GNC analysis as well.

During the program, interns will present their work to peers, mentors, and Cesium executive leadership. As such, strong communication skills are essential.

Job Requirements and Minimum Qualifications

• Current enrollment in a Master of Science (MS), or PhD program in Aerospace Engineering.
• Completed coursework in orbits, GNC, and mission design.
• Hands on experience with python for simulation and scripting.
• Proven motivation to build and explore via personal, work, or school projects.
• Excellent written and verbal communication skills.

Preferred Experience

• Graduate coursework officially focused on Space Mission Design
• Familiarity with Basilisk Framework, GMAT, or STK for mission simulation
• Programming ability in C++
• A minor or coursework in finance or business accompanying an undergraduate engineering or physics degree
• Advanced coursework space mission design, satellite business models, or related areas

All CesiumAstro internships are compensated competitively and located onsite at one of our facilities. CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.