Mechanical Engineer
Listed on 2026-02-28
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Engineering
Mechanical Engineer, Manufacturing Engineer, Electrical Engineering
About Astral Materials
Astral Materials is transforming the industry of semiconductor crystal growth by addressing the root cause of material defects and inconsistencies: gravity. We are developing a proprietary microgravity crystal growth process that uses microgravity as a hardware subsystem to produce ultra‑high‑quality semiconductor crystals. Our solution addresses the growing needs of advanced applications currently bottlenecked by material quality, such as quantum computing, photonics, and high‑power devices.
Position OverviewWe are seeking a highly motivated Mechanical Engineer to join our team. The ideal candidate will have experience designing and building complex automated systems, a mechatronics background, and a passion for building space hardware. In this role, you will have the opportunity to work on groundbreaking technology in a fast‑paced, hands‑on environment with a close‑knit team of engineers passionate about commercializing space.
Key Responsibilities- Design mechanical systems for automated in‑space manufacturing hardware
- Prototype, integrate, and test complex electromechanical systems
- Support assembly, integration, and environmental testing
- Work closely with a small, interdisciplinary team to iterate designs quickly and support hardware development
- B.S. or M.S. in Mechanical Engineering, Aerospace Engineering, or related field
- Relevant CAD experience (Solid Works, Onshape, etc.)
- Hands‑on experience designing and building automated systems
- Excellent communication skills and ability to work effectively in a highly collaborative, in‑person team
- Experience designing for high‑vibration or launch environments
- Industrial, process, or high‑temperature systems experience
- Mechatronics and electrical integration experience
- Experience at a small, fast‑moving hardware startup
- Position is in‑person in Mountain View, California
- Occasional travel for payload testing and integration (e.g., travel to launch site)
- Salary of $95,000 – $120,000, depending on experience level
- Equity in a startup with potential for significant growth
- Unlimited PTO
- Up to $5,000 in relocation assistance, if applicable
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