Product Security Engineer, Operating System
San Carlos, CA (on-site)
About 1X
We build humanoid robots that work alongside people to solve labor shortages and create abundance.
The Role
We are seeking a Product Security Engineer with expertise in operating system security to strengthen the foundation of our robotics platform. In this role, you will design and implement security features such as secure boot, trusted execution environments, and system service hardening. Your work will ensure that sensitive operations and data remain protected while enabling developers to follow security best practices. This position is critical to increasing the resilience and trustworthiness of our systems.
You Will
Develop and maintain secure critical services for Linux systems
Implement secure boot chains using fused hardware keys with rollback protection
Integrate OP-TEE to safeguard sensitive assets including mTLS certificates and disk encryption keys
Harden system services using least-privilege operations, systemd features, namespacing, and syscall filtering
Build hardening templates and automation tools to streamline security enforcement for developers
Automate security validation processes within CI/CD pipelines
Design and enforce device access controls for Linux systems
Contribute and ship C/C++ code (or similar) to production environments
Must Have
Strong experience with Linux operating system internals and security mechanisms
Hands-on expertise with secure boot and verified boot implementations
Familiarity with Trusted Execution Environments such as OP-TEE
Proven track record of applying least-privilege principles and hardening root-level services
Proficiency with systemd and sandboxing tools including namespacing, privilege restrictions, and syscall filtering
Experience designing developer-focused security tools, automation, and templates
Knowledge of device access control and Linux permissions management
Solid understanding of CI/CD security validation integration
Expertise in software development and code auditing
Experience with NVIDIA Orin or similar SoC platforms (preferred)
Benefits & Compensation
Salary Range: $137,861 – $240,000 + Equity
Health, dental, and vision insurance
401(k) with company match
Paid time off and holidays
Equal Opportunity Employer
1X is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, ancestry, citizenship, age, marital status, medical condition, genetic information, disability, military or veteran status, or any other characteristic protected under applicable federal, state, or local law.
Product Security Engineer - Operating System • San Carlos, CA, US
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