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Senior Big Data Engineer - Security Research / Detection

SentinelOne
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Hybrid (CZ/SK)Full-timePosted 2w ago

About the role

Senior Data Engineer responsible for designing, building, and maintaining the data infrastructure powering cyber threat detection research, enabling data scientists and security researchers to analyze petabytes of data and develop threat detection capabilities.

Responsibilities

  • Design, build, and maintain scalable data pipelines that process petabytes of security data (5-10 petabytes daily) for research purposes.
  • Develop production-grade pipelines, applying software engineering best practices.
  • Operate big data infrastructure and cloud data warehouses with a focus on reliability and performance.
  • Partner with data scientists and security researchers to deliver impactful data solutions.
  • Ensure data quality, observability, and governance across the platform.

Qualifications

  • 4+ years of experience in data engineering, data architecture, and distributed systems
  • Proficiency in programming languages such as Python, Java, Scala, or similar.
  • Experience with cloud-based technologies such as AWS (primary), GCP or Azure.
  • Experience with deploying big data technologies such as Apache Spark, Hadoop, Hive, Iceberg, Trino.
  • Familiarity with data warehousing concepts and technologies.
  • Experience with data visualization tools such as Tableau, PowerBI, Grafana or similar.
  • Strong problem-solving skills with the ability to develop innovative solutions to complex problems.
  • Excellent communication skills to present and explain complex data and models to technical and non-technical stakeholders.
  • BS or higher degree in Computer Science, Software Engineering, Statistics, Mathematics, or related field (additional or directly relevant experience considered in lieu of a degree).
  • Experience in leading cross-functional projects between R&D and product teams.

Skills

Required:Data engineering and distributed systemsPythonCloud platformsBig data technologiesData warehousingCommunication
Nice to have:Java/ScalaData visualizationLeadership / cross-functional collaboration

Benefits

  • Restricted Stock Units (RSUs)
  • Employee Stock Purchase Plan (ESPP)
  • Performance-based bonus
  • Flexible time off, on top of the standard 5 weeks PTO
  • Paid company wellness days and fully paid short-term sick/nursing leave
  • Gender-neutral parental leave
  • Private medical care benefit
  • Life and disability insurance
  • Pension Insurance contribution
  • Global business travel medical insurance
  • Employee Assistance Program (EAP)
  • Global home office allowance
  • Meal allowance
  • Hybrid work in Prague (Karlin), Brno (Clubco) or remote in CZ/SK. Only Prague-based employees are required to work from the office at least 2 days/week.
  • Wellbeing allowance
  • MultiSport benefit program
  • Wellness Coach app
Last updated Oct 22, 2026. Interested? Apply on the company site.
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About SentinelOne

AI-Powered Enterprise Cybersecurity Platform

SentinelOne unifies AI-powered endpoint, cloud, identity, and data protection—enhanced by our Security Data Lake for seamless and efficient cybersecurity.

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