Staff Applications Engineer
CesiumAstro
El Segundo, United States Posted September 25, 2026
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Salary Range
$165,000 - $199,000
Job Description
Join CesiumAstro, a rapidly growing company focused on delivering seamless space communication systems. As a Staff Applications Engineer, you will be a technical expert on our products, building relationships with customers from marketing to in-orbit support. Your day-to-day tasks will vary, including working in the lab, shaping the product roadmap, teaching customers, and crafting application notes. This role may require up to 20% travel.
- Represent Cesium as a technical expert on products, building relationships with customers from marketing to in-orbit support.
- Guide technical customers through the use and integration of CesiumAstro products, author technical application notes, user manuals, and white papers.
- Transfer customer feedback to product development teams, and provide insight and clarity to developers to shape the product roadmap.
- This role is heavily focused on technical customer interaction. As such, exceptional technical communication skills are required. Candidates with relevant work samples, such as public app notes or user manuals, will be highly preferred
- In-depth experience with RF electronics and communication systems, including link budgets
- Experience with a broad range of technical areas, such as high-speed digital systems (10+ Gbps), power electronics, FPGAs, DSP, embedded software, and mechanical interfaces (i.e. thermal, dynamics)
- Experience building relationships with technical customers
- At least 8 years of relevant experience in technical product development or application support
- Exceptional technical communication skills
- Experience with FPGA and embedded software for applications with software-defined radios
- Working knowledge of RF electronics and communication systems
- Experience with the methodical troubleshooting of electronics and software
- Working software proficiency in C/C++ or Python
- Experience with small satellites
- Work samples of technical communication, such as public app notes or user manuals
- Experience with high-reliability electronics, such as aerospace
- Experience in technical product planning, marketing, or sales
- Experience with crafting technical solutions that meet customer needs on proposals
Required Skills
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