Embedded Software Engineering Internship, CesiumAstro
Summer 2026
Aerospace communication systems
Job no longer available
Aerospace communication systems
201-500 employees
Job no longer available
201-500 employees
Company mission
To deliver advanced communication capabilities for a diverse set of applications at compelling performance and cost.
Role
Who you are
- Excellent written and verbal communication skills are required
- Current enrollment in a Bachelor of Science (BS), Master of Science (MS), or PhD program in Computer Science, Electrical Engineering or Computer Engineering from an accredited university
- GPA of 3.5 or higher
- Advanced coursework in embedded systems
- Programming experience in C or C++
- Familiarity with software configuration management tools, defect tracking tools, and peer review
- Excellent written and verbal communication skills
Desirable
- Embedded systems design using real-time Linux
- Understanding of multi-threaded applications and resource management
- Experience in embedded systems design with preemptive, multitasking real-time operating systems
- Knowledge of real-time system coding techniques, IP protocols, interfaces, and hardware subsystems
- Experience with products for military, aerospace, or automotive applications
- Ability to read electronics schematics and component data sheets
What the job involves
- The Cesium software team is looking for Summer 2026 interns to design embedded software for satellite communication systems
- Embedded software development interns will work closely with Cesium engineers on low-level and high-level software in Cesium’s space electronics products
- Areas of focus will include microcontroller programming, low-level drivers, board support packages (BSP), end-use applications, and user interfaces
- Assignments will be determined by a mix of project availability and the interests of the successful candidates
Application process
- To apply, please include a cover letter describing your interest in embedded software development and either space systems or communication systems
- We are accepting applications for this role through October 10th,2025
Our take
CesiumAstro is a startup specializing in phased array communications for aerospace applications. It manufactures antennas that support in-flight connectivity and satellite communications, addressing the significant data transfer needs of AI and autonomous vehicles.
This type of communication support is vital nowadays, when the transfer of massive amounts of data is mission-critical. The company's first antenna flew in 2023 as part of a payload for defense contractor CACI International. CesiumAstro also secured a lucrative subcontract with RocketLab to provide antennas for the Space Development Agency.
CesiumAstro has secured immense funding over the years, including a record $200 million in government financing in 2026. This investment continues to support the company's growth, R&D and manufacturing goals. It comes alongside an expansion of operations which sees CesiumAstro supporting national security.
Freddie
Company Specialist at Welcome to the Jungle
Company
Funding (last 2 of 6 rounds)
Feb 2026
$270m
SERIES C
Mar 2025
$55m
GRANT
Total funding: $464.2m
Company benefits
- Health, dental, vision
- HSA and FSA
- Life, disability and retirement plans
- Company stock options
Company HQ
Bee Cave, TX
Leadership
Shey Sabripour
(CEO & Founder)Served as the Director of Spacecraft Design at Lockheed Martin for over 23 years. They also served as the CTO at Firefly Aerospace before founding CesiumAstro.
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