Principal Product Security Architect – AI & Applications

Cambridge Mobile Telematics; Cambridge (MA); On-site; USD 131,000 - 163,000; Full time

Benefits offered by this job

Equity (RSUs)

Medical/Dental/Vision/Life Insurance

401k with match

Unlimited PTO

Work from home policy

Summer Fridays

Job summary

Cambridge Mobile Telematics is seeking a Principal Security Engineer I, Product & Application to own the security architecture of our mobility products. You will stay hands-on with architecture while setting the technical direction for product security and partnering with engineering teams to deliver secure solutions.

In this highly autonomous IC role, you will define security standards, drive threat modeling, secure coding practices, and risks across AI-powered tools, data pipelines, and

Qualifications

• Bachelor's degree or equivalent years of experience and/or certification in a related field.
• 7+ years of experience in security with deep expertise in application and product security architecture.
• Proven ability to set technical direction and drive security initiatives through influence in a highly autonomous role.

Responsibilities

• Own the end-to-end security architecture for CMT's products, including mobile SDKs, backend services, APIs, data pipelines, and partner integrations.
• Define security standards, reference architectures, and engineering guardrails, and drive adoption across the organization.
• Partner with product and engineering leaders to embed security throughout the SDLC.
• Lead threat modeling and define application security strategy, including testing, secure coding, secrets management, and software supply chain security.
• Own security architecture for protecting sensitive data and supporting privacy and regulatory requirements.
• Define security architecture and guardrails for AI-powered products and AI development tools.
• Own the Product Security roadmap, including technology strategy, prioritization, and risk-based decision making.
• Serve as the senior security authority for architecture reviews, technical guidance, and customer security engagements.
• Mentor engineers and champion secure design practices across the organization.
• Complete any additional tasks as they arise.

Skills

Security architecture

Threat modeling

Secure SDLC

API security

Mobile security

AI/ML security

Software engineering

Communication skills

Education

Bachelor's degree or equivalent experience

Job description

Cambridge Mobile Telematics is seeking a Principal Security Engineer I, Product & Application to own the security architecture of our mobility products. You will stay hands-on with architecture while setting the technical direction for product security and partnering with engineering teams to deliver secure solutions.

In this highly autonomous IC role, you will define security standards, drive threat modeling, secure coding practices, and risks across AI-powered tools, data pipelines, and