# Senior Environmental Test Engineer II

**CesiumAstro**

- **Location:** Austin, TX
- **Workplace:** On-site
- **Salary:** Not disclosed
- **Clearance:** None required
- **Eligibility:** US person or protected individual
- **Export control:** ITAR/EAR controlled
- **Visa:** Not specified
- **Discipline:** Engineering
- **Seniority:** Senior
- **Posted:** 2026-06-09

[Apply on CesiumAstro](https://jobs.lever.co/CesiumAstro/32d0cd4a-5105-4f4b-9e59-f9d0601f7041)
[View on Outerspace Today](https://terminal.outerspacetoday.com
/jobs/senior-environmental-test-engineer-ii-cesiumastro-f9d0601f7041)

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_**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.
We are looking to add a **Senior Environmental Test Engineer II** to our team. If you are excited about working in a startup environment and are passionate about developing critical test systems for leading-edge satellite, spacecraft, and aerospace communication systems, we would like to hear from you. 

In this position, you will develop and implement test procedures for dynamic and thermal environmental testing of CesiumAstro components and systems. You will be responsible for leveraging design for testability and continuous improvement to deliver space-grade electronics and structures without compromising personnel safety or product reliability. A successful candidate for this role will demonstrate integrity, intellectual curiosity, empathy, technical capability, and a strong motivation to support environmental test.

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