Cambridge Mobile Telematics

Principal Security Architect, Cloud & Infrastructure

Cambridge Mobile Telematics$130K — $180K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree or equivalent experience/certification in a related field
  • 7+ years in security with expertise in application and product security architecture
  • Proven technical leadership and ability to drive security initiatives
  • Strong software engineering skills with experience in code and architecture review
  • Deep knowledge in threat modeling, secure SDLC, and OWASP
  • Experience in securing products with personal data and regulatory compliance
  • Working knowledge of AI/ML security practices

Responsibilities

  • Own the end-to-end security architecture for products
  • Define security standards and drive their adoption
  • Embed security into the SDLC through threat modeling
  • Lead threat modeling and translate findings to engineering
  • Define application security strategy for testing and coding
  • Own security architecture protecting driver and location data
  • Define architecture for secure AI/ML features and tools
  • Manage AppSec and Product Security roadmap
  • Act as senior security authority for architecture and risk decisions
  • Support security reviews and mentor engineers

Benefits

  • Unlimited Paid Time Off including vacation, sick days, and public holidays
  • Flexible scheduling and work from home policy
  • Medical, Dental, Vision, and Life Insurance
  • Matching 401k, short-term & long-term disability, and parental leave
  • Annual performance bonus and Restricted Stock Units (RSUs)
Full Job Description
We're hiring a Principal Security Architect I, Cloud & Infrastructure to own the security architecture of CMT's products, from our mobile SDKs and APIs to the services that power our platform. This is a highly autonomous individual contributor role where you'll set the technical direction for product security and influence engineering teams to deliver secure solutions.

You'll stay hands-on with architecture while shaping security strategy across the organization through technical leadership, collaboration, and sound engineering judgment rather than people management.

You'll also define how we securely build AI-powered products and adopt AI development tools, establishing the guardrails that enable innovation while reducing security risk.

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 teams
  • Embed security into the SDLC through threat modeling, secure design reviews, and actionable engineering requirements
  • Lead threat modeling and translate findings into prioritized engineering work
  • Define application security strategy for testing, secure coding, secrets management, and software supply chain security
  • Own security architecture for protecting sensitive driver and location data
  • Define security architecture and guardrails for AI/ML features and AI development tools
  • Own the AppSec and Product Security roadmap, including technology strategy and prioritization
  • Serve as the senior security authority for architecture reviews, risk decisions, and technical guidance
  • Support customer and partner security reviews and mentor engineers on secure design
  • Complete any additional tasks as they arise

Qualifications:
  • Bachelor's degree or equivalent years of experience and/or certification in a related field
  • 7+ years of experience in security, with deep, hands-on expertise in application and product security architecture
  • Proven ability to provide technical leadership and drive security initiatives through influence
  • Strong software engineering foundation with experience reviewing code and system architecture
  • Deep knowledge of threat modeling, secure SDLC, OWASP, authentication, cryptography, API security, and mobile security
  • Experience securing products that process sensitive personal data and support regulatory requirements
  • Working knowledge of AI/ML and LLM security, including secure AI adoption
  • Excellent written and verbal communication skills

Nice to Haves:
  • Experience with mobile SDK security, reverse engineering, and anti-tampering
  • Familiarity with data-intensive architectures and ML-driven products
  • Experience developing AI governance or secure AI adoption programs
  • Experience in telematics, IoT, connected vehicles, fintech, or other high-trust industries
  • Relevant certifications such as CSSLP, OSCP, or GWEB

Compensation and Benefits:
  • Fair and competitive salary based on skills and experience, and annual performance bonus
  • Equity may be awarded in the form of Restricted Stock Units (RSUs)
  • Medical, Dental, Vision and Life Insurance, matching 401k, short-term & long-term disability and parental leave
  • Unlimited Paid Time Off including vacation, sick days & public holidays
  • Flexible scheduling and work from home policy depending on role and responsibilities

Additional Perks:
  • Work on a mission with real impact: crashes prevented, injuries avoided, lives protected around the world
  • Join an industry leader - 65 million drivers protected, powering 140+ programs across 25 countries
  • Be part of the team inventing the future of mobility and road safety
  • Move fast, own outcomes, do work that matters
  • High ownership, small teams, and direct access to leadership - no layers between your work and its impact
  • Unlimited PTO, flexible scheduling, competitive salary, annual performance bonus, RSUs, and full benefits including medical, dental, vision, and 401k match
  • Summer Fridays provide team members with half days to recharge
  • Join one of our employee resource groups: Black, AAPI, LGBTQIA+, Women, Book Club, and Health & Wellness
  • Comprehensive wellness, education, and employee assistance programs

About Cambridge Mobile Telematics

Cambridge Mobile Telematics (CMT) is a technology company that provides mobile telematics and analytics solutions for insurers, rideshares, and fleets. The company's platform uses sensors and mobile applications to collect data on driving behavior, which is then analyzed to provide insights into risk and safety. CMT's solutions are used by insurance companies to offer usage-based insurance (UBI) policies, by rideshare companies to monitor driver behavior and improve safety, and by fleets to optimize operations and reduce risk. The company was founded in 2010 and is headquartered in Boston, MA.
Learn more about Cambridge Mobile Telematics
Size
201 employees
Industry
Founded
2010

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