Senior Product Security Engineer

CHAOS Industries builds and secures products for highly regulated, mission-critical environments. As a Senior Product Security Engineer, you will help design security into next-generation sensor platforms and the software ecosystems around them, spanning the full lifecycle from architecture and development through deployment and operational support.

Based in Los Angeles, CA (onsite), this role combines hands-on product security engineering with compliance-focused work, including RMF and ATO support, documentation development, and readiness for internal and external security audits and assessments.

Responsibilities

• Assist with the design and implementation of secure software and hardware system architectures for mission-critical platforms and supporting infrastructure
• Partner with engineering teams to integrate security requirements across the SDLC
• Enable architecture reviews and identify security risks across software, embedded, real-time, and hardware systems
• Document secure design standards, engineering guidance, and product security best practices
• Support secure development initiatives including code review, dependency management, secrets management, and vulnerability remediation
• Execute threat modeling exercises for software, embedded systems, hardware platforms, and supporting infrastructure
• Support cybersecurity risk assessments for products, systems, and operational environments
• Map attack surfaces, identify trust boundaries, and harden potential exploitation paths
• Work with engineering teams to prioritize and remediate identified security risks
• Develop mitigation strategies for cybersecurity threats impacting deployed systems and sensitive technologies
• Contribute to cybersecurity compliance and product authorization efforts including RMF and ATO
• Contribute to development of system security documentation, security controls, SSPs, and assessment artifacts
• Support internal and external security audits, assessments, and accreditation activities
• Collaborate with government, customer, and program stakeholders on security requirements and authorization activities
• Document security boundaries for both hardware and software
• Design security testing activities, including vulnerability assessments, penetration testing coordination, and validation of remediation efforts
• Support secure configuration and hardening efforts across software, operating systems, and embedded environments
• Review software and system telemetry to identify security weaknesses or anomalous behavior
• Collaborate with Security Operations and Infrastructure teams to improve product and enterprise security visibility
• Work closely with Software, Embedded, Hardware, DevSecOps, and Infrastructure teams to balance security, performance, and operational requirements
• Contribute to scalable product security processes and governance
• Support customer and internal security reviews related to deployed technologies and operational environments
• Guide engineering teams on secure development and security-by-design principles

Requirements

• 5+ years of experience in cybersecurity engineering, product security, application security, or related engineering roles
• Experience with software security design and/or secure system architecture principles
• Hands-on experience supporting threat modeling and cybersecurity risk assessments
• Knowledge of secure software development lifecycle (SSDLC) practices and application security concepts
• Familiarity with cybersecurity frameworks and compliance standards including RMF
• Familiarity with NIST 800-53
• Familiarity with NIST 800-171
• Familiarity with DFARS
• Experience supporting security authorization activities such as ATO processes and security documentation development, and eMASS management
• Experience securing embedded systems, sensor platforms, or edge computing technologies
• Knowledge of cryptographic systems, key management systems, and key handling standards
• Strong analytical, troubleshooting, and technical communication skills
• Ability to operate effectively in a fast-paced startup environment
• Must be a U.S. Citizen eligible to work in government facilities and handle sensitive information
• Ability to obtain additional security clearances as required by contract

Preferred Requirements

• Active Security Clearance
• Experience supporting defense, aerospace, government contracting, or highly regulated technology environments
• Firmware security or development experience
• BIOS/UEFI security or development experience
• Trusted Platform Module (TPM), secure boot, cryptographic hardware, or supply chain security knowledge
• Security certifications such as CISSP, CSSLP, GSEC, Security+, or equivalent

Technologies

• RMF
• ATO
• NIST 800-53
• NIST 800-171
• DFARS
• eMASS

Benefits

• Medical, dental, and vision benefits 100% paid for by the company
• 401k with +50% company match up to 6% of pay
• FSA
• HSA
• Life insurance
• Free daily lunch while working onsite
• Fully-stocked kitchen
• Unlimited PTO
• Casual dress code
• Competitive base salaries
• Generous pre-IPO stock option grants
• Relocation assistance

Salary Range: $123,000 - 211,000

Note: CHAOS Industries does not accept unsolicited resumes or outreach. Unsolicited submissions will not be reviewed or compensated.