Design, build, and operate mission-optimized satellite constellations with Muon Space. Backed by Air Street.
About the role
Muon seeks a Senior Security Risk Engineer to join our Security Engineering & IT team. The ideal candidate brings deep expertise across multiple security domains and can operate independently to protect Muon’s infrastructure, data, and people. You will focus on security risk — identifying, assessing, and helping address risks across our environment and every company function, from engineering and IT to operations, finance, and the supply chain.
What they're looking for
- 5+ years in information security, security engineering, or security risk/GRC roles
- Hands-on experience running security risk assessments and managing a risk register
- Strong understanding of security risk frameworks and methodologies (e.g., NIST RMF / 800-30, FAIR, or similar)
- Familiarity with compliance frameworks such as NIST 800-171, CMMC, SOC 2, or ISO 27001
- Excellent written and verbal communication skills — able to convey risk and priorities to both engineers and leadership
- Relevant certifications (CISSP, CRISC, CISA, or similar)
More about this role
Muon seeks a Senior Security Risk Engineer to join our Security Engineering & IT team. The ideal candidate brings deep expertise across multiple security domains and can operate independently to protect Muon’s infrastructure, data, and people. You will focus on security risk — identifying, assessing, and helping address risks across our environment and every company function, from engineering and IT to operations, finance, and the supply chain. You will run risk assessments, prioritize what matters most, drive remediation with the teams that own it, and give leadership a clear, current picture of Muon's risk posture, including compliance efforts such as NIST 800-171 and ITAR/EAR.
This position may be fully on-site at our San Jose office, hybrid, or fully remote from an approved U.S. location.
- Lead security risk assessments across the company — identify, analyze, and prioritize risks across engineering, IT, operations, and business functions
- Maintain a risk register and a clear, current view of Muon's risk posture for leadership
- Partner with teams across the company to drive remediation of identified risks and track them to closure
- Assess the security risk of new tools,...
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