The Principal Analytics Engineer for Data Architecture is a principal individual contributor and technical leader on the Customer Analytics team at Cambridge Mobile Telematics (CMT). This role designs, builds, and operates core data capabilities that support BI, data science, and AI.
Key Responsibilities
- Architect relational data marts and high-scale dbt models in Databricks and Delta Lake using dimensional modeling and software engineering practices to support scale, maintainability, and cost efficiency.
- Own analytics data products end to end, from discovery and contracts through automated testing, CI/CD deployment, documentation, monitoring, support, and controlled change.
- Design and productionize a modular semantic layer and shared data services delivering governed metrics, dimensions, metadata, approved access paths, and vector-enabled retrieval for BI, data science, and AI.
- Operate high-availability data and reporting products to agreed SLAs through freshness and quality alerts, lineage, observability, proactive issue detection, and urgent resolution.
- Align metric definitions, governance, and domain ownership; resolve ambiguity with internal and external stakeholders; raise team standards through reusable dbt frameworks, technical reviews, mentoring, and AI-assisted development.
- Complete additional tasks as they arise.
Required Qualifications
- Bachelor's degree or equivalent years of experience and/or certification in a related field.
- 7+ years of experience in analytics engineering, data engineering, or data architecture with a bachelor's degree, or 5+ years with a graduate degree.
- Expert SQL and dimensional modeling, including grain, star and snowflake schemas, conformed facts and dimensions, SCD Type 2, snapshots, event models, and incremental processing.
- Extensive dbt experience with modular models, macros, packages, custom tests, documentation, and source freshness, plus hands-on Databricks, Delta Lake, and Spark experience.
- Production engineering experience with Git, CI/CD, automated testing, observability, SLA support, performance tuning, data catalogs, lineage, and policy-aware access.
- Experience with semantic layers, embeddings, semantic search, and vector databases, plus exposure to AI/LLM tools as data consumers, with proven product-oriented ownership and cross-functional influence.
Technologies
- SQL, dbt, Databricks, Delta Lake, Spark, Git, CI/CD
- Dimensional modeling, star schema, snowflake schema
- SCD Type 2, event models, incremental processing
- Semantic layers, embeddings, semantic search, vector databases
- AI/LLM tools
Location
Cambridge, MA (onsite)
Compensation
The base salary range for this position is $169,700 to $212,100 per year. This range is specifically for Cambridge, MA.
Benefits
- 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
- 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, helping prevent crashes and injuries and protect lives around the world.
- Join an industry leader, protecting 65 million drivers and powering 140+ programs across 25 countries.
- Recognized innovator in mobility AI, including TIME Industry Leader in AI, a Gold Edison Award, and the Artificial Intelligence Excellence Award for AI for Social Good; CMT is also Great Place to Work Certified.
- Be part of the team inventing the future of mobility and road safety.
- Move fast, own outcomes, and focus on work that matters.
- High ownership, small teams, and direct access to leadership with no layers between work and impact.
- Summer Fridays provide team members with half days to recharge.
- Join employee resource groups: Black, AAPI, LGBTQIA+, Women, Book Club, and Health & Wellness.
- Comprehensive wellness, education, and employee assistance programs.
Diversity and Inclusion
CMT believes the best ideas come from a mix of backgrounds and perspectives and is an equal-opportunity employer committed to creating a workplace and culture where everyone feels valued, respected, and empowered. CMT does 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.
About Cambridge Mobile Telematics
Cambridge Mobile Telematics (CMT) is the world's largest telematics and AI company for safer mobility, with the mission to make the world’s roads and drivers safer. The company’s AI-driven platform, DriveWell Fusion®, proactively identifies and reduces driving risk, helping lead to fewer crashes and injuries. CMT has helped prevent over 126,000 crashes worldwide and enables partners to measure risk, detect crashes, provide life-saving assistance, and streamline claims. CMT is headquartered in Cambridge, MA and operates globally with offices in Budapest, Hungary; Chennai, India; Seattle, Washington; Tokyo, Japan; and Zagreb, Croatia.
