Linux Administrator II

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 Cesium. Astro, 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, Cesium. Astro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. Cesium. Astro is seeking a Linux Administrator II to support the infrastructure, systems administration, and operational readiness activities for the Element 1 launch operations program.

This role is responsible for administering and maintaining Linux-based environments that support mission-critical engineering, testing, integration, and launch activities. The ideal candidate is technically strong, detail-oriented, and capable of supporting highly available systems in fast-paced operational environments where reliability, cybersecurity, and responsiveness are critical.

This position partners closely with software engineering, network engineering, mission operations, cybersecurity, and IT teams to ensure stable, secure, and scalable Linux infrastructure supporting launch and ground operations. The role requires strong troubleshooting skills, experience supporting operational systems, and the ability to work effectively in a highly collaborative aerospace and defense manufacturing environment.