✦ Luna Orbit — Cybersecurity

Senior Defensive Security Engineer - Embedded Systems

at Motorola Solutions

📍 Los Angeles, CA Hybrid 💰 $140K – $200K USD / year Posted March 13, 2026
Salary $140K – $200K USD / year
Type Full-Time
Experience senior
Exp. Years 5+ years
Education Bache
Category Cybersecurity

This role involves designing and implementing security measures for embedded Linux systems, conducting security assessments, and ensuring compliance with security standards in a defense/security environment.

  • Design Linux security architectures
  • Conduct security assessments
  • Manage vulnerabilities and patches
  • Implement encryption and authentication
  • Participate in incident response

Focus on Linux-based security architectures, kernel hardening, intrusion detection, vulnerability management, and encryption mechanisms within embedded systems.

The ideal candidate is a senior security engineer with extensive experience in Linux security architectures, kernel hardening, and incident response. They should have a strong background in designing secure embedded systems and conducting security assessments.

Linux securitysecurity assessmentsLinux kernel hardeningsecurity architecturesincident response
DevSecOpsencryption mechanismsvulnerability managementLinux kernel updates
iptablesnetfilterauditddm-cryptOpenSSLPAM
LinuxLinux security architecturessecure bootkernel hardeningiptablesnetfilterauditdDevSecOpssecure codingconfiguration managementvulnerabilities managementpatchingkernel updatesprivilege managementfile system permissionscontainer securitydm-cryptOpenSSLPAM
LinuxLinux-based security architecturessecure bootkernel hardeningiptablesnetfilterauditdDevSecOpssecure codingconfiguration managementvulnerabilities managementpatchingkernel updatesprivilege managementfile system permissionscontainer securitydm-cryptOpenSSLPAM
communicationteam trainingsecurity assessmentsincident responseproblem-solving
Industry Defense, Security, Communications
Job Function Security engineering for embedded Linux systems
Senior Defensive Security EngineerLinuxLinux security architecturessecure bootkernel hardeningiptablesnetfilterauditdDevSecOpssecure codingconfiguration managementvulnerabilities managementpatchingkernel updatesprivilege managementfile system permissionscontainer securitydm-cryptOpenSSLPAMLinux securitysecurity assessmentsincident responseencryption mechanisms

Lack of Linux security experience, No security assessments experience, No incident response background, No relevant certifications

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