Cambridge Mobile Telematics (CMT) is the world’s largest telematics service provider. Its mission is to make the world’s roads and drivers safer. The company’s AI-driven platform, DriveWell Fusion®, gathers sensor data from millions of IoT devices — including smartphones, proprietary Tags, connected vehicles, dashcams, and third-party devices — and fuses them with contextual data to create a unified view of vehicle and driver behavior. Auto insurers, automakers, commercial mobility companies, and the public sector use insights from CMT’s platform to power risk assessment, safety, claims, and driver improvement programs. Headquartered in Cambridge, MA, with offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb, CMT measures and protects tens of millions of drivers across the world every day.
We are seeking a highly organized, collaborative, and solution-oriented data/software engineer to support our Data Analytics and Data Science teams. in optimizing our utilization of Databricks, Redshift, Glue, and other services for building and maintaining our data platform. The Principal Data Engineer II will be responsible for leading designing and managing databases for research and development, supporting the analytical needs for product releases, and taking ownership of data and transformations. The ideal candidate for this role will have prior experience with large-scale data pipelines, building scalable, maintainable, and secure backend code, and a strong understanding of fundamental concepts such as unit testing, automation, and continuous delivery.
CMT is looking for a collaborative, customer-committed, and creative Principal Data Engineer II who wants to join us in making roads safer by making drivers better!
Responsibilities:
- Create and lead formal project groups within the engineering team
- Take ownership of business requirements and change requests, and transform them into business solutions that achieve company objectives
- Design and implement platform data infrastructure with a focus on maintainability, usability, scalability, and performance
- Collaborate with other technical leads and stakeholders to develop project plans and participate in resource planning
- Implement and maintain ETL pipelines in Spark, SQL and Python with automated testing based on the requirements
- Lead code and design reviews
- Provide required support and troubleshoot production; this role will be subject to on-call responsibilities (mainly during business hours, as well as occasional nights, weekends and holidays)
- Offer expert recommendations on current research to drive scalable and cost-effective solutions
- Follow and improve the company’s development and operational standards and processes
- Complete any additional tasks as they arise
Qualifications:
- Bachelor’s degree or equivalent years of experience and/or certification in Computer Science, Statistics, Mathematics, Engineering, or Data Science.
- 9+ years of relevant working experience
- Experience working as a Data Engineer or Cloud Engineer with data focus
- Expertise in data lakehouse, data warehousing and ETLs (e.g. Delta lake, AWS Redshift, AWS Glue, Spark, AWS S3 or equivalent)
- Expertise in writing, maintaining, and optimizing analytics SQL queries
- Expertise in the software development process and ability to code in scripting languages for data manipulation (e.g. Python, PySpark, Pandas, NumPy)
- Demonstrated experience with database (RDBMS, NoSql, Columnstore) schema design and data modeling
- Hands-on AWS services, Terraform IaC, Containerization, CI/CD experience
- System design and documentation skills, including writing and reviewing code to automate away problems within the squad’s domain
- Understanding of Agile development methodologies (specifically SCRUM)
- Ability and willingness to participate in the team’s on-call rotation
- Experience working to support data analytics and data science teams
Nice to Have:
- Experience with Databricks, Spark, Lakehouse architecture
- Experience using Redshift, AWS Glue, EC2, Lambda, RDS (PostgreS), S3, Dynamo
- Experience with Docker, CloudFormation, PostgreSQL, Terraform
- Experience building scalable data processing systems for production environment
- Ability to navigate code, request data from data sources, and code for bug fixes
- Actively seeks feedback and resolves discrepancies with senior team members
- Databricks or AWS Certification
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:
- Feel great working to improve road safety around the world!
- Join one of our many employee resource groups including Black, AAPI, LGBTQIA+, Women, Book Club and Health & Wellness
- Extensive wellness, education and employee assistance programs
- CMT will do all that is possible to support our employees and create a positive and inclusive work environment for all!
Commitment to Diversity and Inclusion:
At CMT, we believe the best ideas come from a mix of backgrounds and perspectives.
We are an equal-opportunity employer committed to creating a workplace and culture where everyone feels valued, respected, and empowered to bring their unique talents and perspectives. Diversity is essential to our success, and we actively seek candidates from all backgrounds to join our growing team.
We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status or disability state. “CMT is headquartered in Cambridge, MA. “To learn more, visit www.cmtelematics.com and follow us on X @cmtelematics.”
Top Skills
What We Do
Cambridge Mobile Telematics (CMT) is the world’s largest telematics service provider. Its mission is to make the world’s roads and drivers safer. The company’s AI-driven platform, DriveWell Fusion®, gathers sensor data from millions of IoT devices — including smartphones, proprietary Tags, connected vehicles, dashcams, and third-party devices — and fuses them with contextual data to create a unified view of vehicle and driver behavior. Auto insurers, automakers, commercial mobility companies, and the public sector use insights from CMT’s platform to power risk assessment, safety, claims, and driver improvement programs. Headquartered in Cambridge, MA, with offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb, CMT measures and protects tens of millions of drivers across the world every day.
Why Work With Us
Our technology helps millions of drivers in 25 countries, ingesting billions of trips each year. We’re already the market leader. And we’re pulling farther ahead every day. You'll have the opportunity to work on a product that saves lives and makes the world a better place.
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