Who We Are

Samsara is the pioneer of the Connected Operations Cloud, which allows businesses and organizations that depend on physical operations to harness IoT (Internet of Things) data to develop actionable business insights and improve their operations. Samsara operates in North America and Europe and serves more than 20,000 customers across a wide range of industries including transportation, wholesale and retail trade, construction, field services, logistics, utilities and energy, government, healthcare and education, manufacturing and food and beverage. Learn more about Samsara's mission to increase the efficiency, safety, and sustainability of the operations that power the global economy at www.samsara.com .

About the role:

The Senior Data Engineer will be a core technical contributor to Samsara’s data engineering team with deep expertise in creating and manipulating large, complex datasets that feed central data warehouses for Samsara’s data science, product, and engineering teams. The Data Engineer will be responsible for standing up and maintaining data pipelines, building computed tables and database structures, identifying data integrity issues, and data management at Samsara. The Data Engineer will also work closely with Samsara data analysts, data scientists, and ML Engineers to help prep data for models and dashboards. 

In this role, you will: 

• Build highly reliable computed tables (including unstructured data like video and audio) combining and transforming data across multiple sources, including Samsara sensor data, customer metadata, and financial data
• Use Python to access, manipulate, and join external datasets to internal data (e.g., via REST APIs, Pyspark, SparkSQL)
• Ensure very large databases and compute clusters operate optimally and enable Data Science, ML, and software engineering teams
• Implement and maintain database structures and governance
• Develop / maintain data management at Samsara (including scalable systems to document metadata)
• Work closely with stakeholders across the company from product engineers, data scientists, customer support, finance, and more, to build data pipelines that solve business needs
• Assist our machine learning and data science team by building robust data annotation, training, and inference pipelines
• Champion, role model, and embed Samsara’s cultural principles (Focus on Customer Success, Build for the Long Term, Adopt a Growth Mindset, Be Inclusive, Win as a Team) as we scale globally and across new offices

Minimum requirements for this role:

• BA / MS degree in Computer Science, Statistics, or related discipline
• Experience in data engineering focused on ML / data science and ML operations
• Experience with standing up ETL pipelines to handle massive volumes of data
• Experience working with Hadoop or Spark-based data platforms
• Experience processing and manipulating data very large data, preferably in Python (e.g., with PySpark)
• Strong proficiency in SQL, Python, and working with REST APIs
• Knowledge of software engineering fundamentals; high level of comfort reading and understanding full-stack / backend development code (e.g., our Go code base)
• Familiarity managing code via GitHub or other code versioning tool
• 4+ years experience as a data engineer or data-focused Software Engineer

An ideal candidate also has:

• Some experience with data visualization, preferably in Tableau
• Experience with distributed machine learning
• Some experience with time series based data

At Samsara, we welcome all. All sizes, colors, cultures, sexes, beliefs, religions, ages, people. We depend on the unique approaches of our team members to help us solve complex problems. We are committed to increasing diversity across our team and ensuring that Samsara is a place where people from all backgrounds can make an impact.

Accommodations

Samsara is an inclusive work environment, and we are committed to ensuring equal opportunity in employment for qualified persons with disabilities. Please email accessibleinterviewing@samsara.com or click here if you require any reasonable accommodations throughout the recruiting process.

US Only: Please note that Samsara’s COVID-19 vaccination policy requires all team members who will be meeting in person for business or working from one of our offices to be fully vaccinated against COVID-19. People who cannot be vaccinated for qualifying medical conditions, sincerely held religious beliefs, and other legally protected categories, may request an accommodation. 

Benefits

Working at Samsara has its perks: for all global full-time employees, we provide private medical and dental insurance, growth and development opportunities, regular virtual team and company events, and other location-based perks. Review all of Samsara's current benefit offerings at rewards.samsara.com.

Flexible Work

At Samsara, we have adopted a flexible way of working, enabling teams and individuals to do their best work. We value in person collaboration and know a change of scenery and quiet space to work is welcomed from time to time. Our offices remain open for those who prefer to collaborate or work in-office. We also offer a co-working support program for employees who are not located near a Samsara office. For more information about our Flexible Work model, please see our blog post here .