Summer 2027 - GNC Internship

CesiumAstroCesiumAstroWestminster, Colorado, United States
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Posted

9/15/2026

Employment

Intern

Range

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Work style

On-site

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AI summary

Core responsibilities

The intern will support the development of the Element satellite by analyzing future missions and constellation configurations to drive technology roadmaps. They will collaborate with engineers on orbit design, mission analysis, and system trades while presenting findings to leadership.

Requirements overview

Candidates must be currently enrolled in a Master of Science or PhD program in Aerospace Engineering with completed coursework in orbits, GNC, and mission design. Proficiency in Python for simulation and strong written and verbal communication skills are required.

Key skills

Aerospace EngineeringOrbit DesignMission AnalysisSystem TradesPythonSimulationScriptingCommunication SkillsBasilisk FrameworkGMATSTKC++Satellite Business ModelsSpace Mission Design

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Education requirements

postgraduate degree

About CesiumAstro

Industry

Defense and Space Manufacturing

Employees

547

Type

Privately Held

Size

501-1,000 employees

CesiumAstro builds and delivers space communications systems—at scale. We design, engineer, and manufacture software-defined radios, phased array payloads, and fully integrated satellites that enable real-time, multi-beam, multi-user connectivity across space-based and airborne networks. Our systems are built for mission-critical applications and designed to adapt on orbit. As a vertically integrated manufacturer, CesiumAstro brings RF, digital processing, and satellite integration together under one roof, enabling rapid production, consistent performance, and repeatable delivery. Headquartered in Austin, Texas, with operations in Colorado, California, the United Kingdom, Germany, and Japan, CesiumAstro is building the communications infrastructure modern missions depend on. We’re hiring. Explore open roles at CesiumAstro.com/careers.

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Job categories

EngineeringTechnologyScience & Research

Description

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. 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. \n 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 \n 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.

Requirements

  • Aerospace Engineering
  • Orbit Design
  • Mission Analysis
  • System Trades
  • Python
  • Simulation
  • Scripting
  • Communication Skills
  • Basilisk Framework
  • GMAT
  • STK
  • C++
  • Satellite Business Models
  • Space Mission Design

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