or apply directly on SpaceX's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 16 days SpaceX's roles stay open a median of 45 days
- Reposted
- No
- Salary listed
- No 52% of SpaceX's roles list one
- Ghost-job risk at SpaceX
- high 1459 stale, 43 reposted of 2,362 open
- Hiring momentum
- 3062 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from SpaceX's own greenhouse board since 2026-08-03. Full hiring picture for SpaceX.
About this role
The Sr. Materials Engineer for Silicon Crystal Growth at SpaceX will focus on the lifecycle of silicon ingot and wafer production for Starlink solar cells. Responsibilities include specifying and validating equipment, developing quality specifications, conducting performance evaluations, and leading investigations into process issues. The role also involves collaboration with leadership to scale up production processes from R&D.
- benefits
- 1/5
- freshness
- 4/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of SpaceX as an employer.
What you need
- Bachelor's degree in materials science, chemical engineering, or a STEM field
- 5+ years of experience in semiconductor crystal growth manufacturing, research, or characterization
Nice to have
- Master's degree or PhD in materials science, chemical engineering, or a related field
- 8+ years of professional work experience (photovoltaics, semiconductor, or crystal growth sectors preferred)
- Expertise in CZ crystal growth fundamentals, including thermal management, impurity control, and defect mitigation
- In-depth knowledge of polysilicon feedstock, dopants, crucible materials, and their impact on ingot quality and yield
- Proficiency in silicon ingot/wafer characterization techniques and equipment, including ICP-MS, GDMS, XRT, SEM/TEM, FTIR, resistivity mapping, and minority carrier lifetime testing (PL)
Worth weighing
- Must be available to work extended hours and weekends as needed
- Willingness and ability to travel up to 25% time
- Work performed in an environment requiring exposure to fumes, odors, and noise
- Comfort occasionally working in tight or confined spaces
Summarised from SpaceX's posting. Read the full original.
Listed by SpaceX on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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