Data Scientist III CharlotteAI (Remote, ROU)

CrowdStrike

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profile Job Location:

Bucharest - Romania

profile Monthly Salary: Not Disclosed
Posted on: 30+ days ago
Vacancies: 1 Vacancy

Job Summary

As a global leader in cybersecurity CrowdStrike protects the people processes and technologies that drive modern organizations. Since 2011 our mission hasnt changed were here to stop breaches and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale distributed systems processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries and they count on CrowdStrike to keep their businesses running their communities safe and their lives moving forward. Were also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. Were always looking to add talented CrowdStrikers to the team who have limitless passion a relentless focus on innovation and a fanatical commitment to our customers our community and each other. Ready to join a mission that matters The future of cybersecurity starts with you.

About the Role:

CrowdStrike is seeking an experienced Data Scientist to join our Charlotte AI team where youll be at the forefront of developing the next generation of AI-powered security analysts. Charlotte AI represents a groundbreaking generative AI security analyst that leverages the worlds highest-fidelity security data seamlessly integrated with CrowdStrikes industry-leading threat intelligence. This role offers a unique opportunity to apply cutting-edge machine learning techniques to revolutionize how security professionals of all skill levels interact with and derive insights from the Falcon Platform.

As an Applied Data Scientist on the Charlotte AI team youll work at the intersection of advanced AI/ML research and practical cybersecurity applications. Youll have access to vast proprietary security datasets significant GPU computing infrastructure and the opportunity to see your innovations directly impact how organizations defend against cyber threats. This position combines the intellectual rigor of research with the satisfaction of building production systems that protect millions of users worldwide.

About Charlotte AI

Charlotte AI is CrowdStrikes pioneering generative AI security analyst representing over a decade of AI innovation in cybersecurity. Using recent advances in Large Language Models Charlotte AI empowers users of all skill levels to leverage the vast data available in the Falcon Platform while reducing security operations complexity and cost. Its a first-of-its-kind offering that transforms how security teams investigate threats analyze incidents and protect their organizations.

Learn more about Charlotte AI: Youll Do:

  • Design and develop LLM-based models for integration into Charlotte AI focusing on practical applications that enhance security analyst workflows and decision-making

  • Research and prototype new AI/ML techniques to expand Charlotte AIs capabilities in areas like threat reasoning incident summarization and interactive security analysis

  • Build and optimize data pipelines for training custom LLMs on security-specific datasets ensuring high-quality model performance in production environments

  • Implement mechanistic explainability and interpretability features to ensure Charlotte AIs recommendations are transparent and trustworthy for security professionals

  • Collaborate with engineering teams to translate ML innovations into scalable fault-tolerant microservices using modern cloud technologies

  • Continuously monitor and improve model performance through rigorous testing A/B experimentation and deployment of updated fine-tuned models

  • Work with massive-scale security data (processing 3 trillion events daily) to extract actionable insights and identify emerging threat patterns

  • Partner with product managers and security experts to align model capabilities with real-world security operations needs

  • Contribute to the broader ML community through publications patents and open-source contributions while maintaining CrowdStrikes thought leadership in AI-powered security

What Youll Need:

  • 5 years of applied machine learning experience developing and deploying production ML systems

  • Strong foundation in machine learning fundamentals including GenAI deep learning natural language processing and statistical methods

  • Hands-on experience with LLMs and frameworks such as TensorFlow PyTorch or Hugging Face Transformers

  • Proficiency in Python and experience with distributed computing environments

  • Experience with production ML pipelines including data preprocessing model training evaluation and deployment

  • Strong problem-solving skills with the ability to translate complex security challenges into ML solutions

  • Excellent communication skills to collaborate with cross-functional teams and explain technical concepts to diverse audiences

  • Self-starter mentality with a passion for continuous learning and staying current with AI/ML advances

Bonus Points:

  • PhD or advanced degree in Computer Science Statistics Mathematics or related field with focus on ML/AI

  • Experience with security or cybersecurity domains though not required - we will provide mentoring

  • Expertise in specialized areas: self-supervised learning representation learning or multi-modal learning

  • Experience with large-scale distributed training and GPU optimization (CUDA TensorRT)

  • Knowledge of cloud technologies (AWS Kubernetes Docker) and microservices architecture

  • Familiarity with big data technologies (Kafka Cassandra Elasticsearch)

  • Track record of research contributions or patents in AI/ML

  • Experience with Go (Golang) for building high-performance systems

  • Background in privacy-preserving ML or adversarial machine learning

Tech Stack:

While not mandatory to know everything familiarity with our stack is beneficial:

  • ML/AI: Python TensorFlow PyTorch Hugging Face CUDA

  • Infrastructure: AWS Kubernetes Docker Redis S3

  • Data: Kafka Cassandra Elasticsearch OpenSearch

  • Languages: Python (primary) Go (for services)

  • Version Control: Git

Why Join Charlotte AI at CrowdStrike

  • Impact: Your work will directly enhance how security teams worldwide detect and respond to threats

  • Innovation: Access to cutting-edge LLM technology and the resources to push boundaries in AI-powered security

  • Scale: Work with one of the largest security datasets in the world (3 trillion events daily)

  • Growth: Join a rapidly expanding team at the forefront of generative AI in cybersecurity

  • Culture: Remote-friendly environment that values autonomy innovation and collaborative problem-solving

  • Mission: Contribute to stopping breaches and protecting organizations globally

This role offers the unique opportunity to shape the future of AI-powered security analysis while working with a world-class team dedicated to making cybersecurity accessible and effective for all. If youre passionate about applying advanced ML techniques to real-world challenges and want to be part of revolutionizing how security teams operate we want to hear from you.

#LI-DM1

#LI-REMOTE

Benefits of Working at CrowdStrike:

  • Remote-friendly and flexible work culture

  • Market leader in compensation and equity awards

  • Comprehensive physical and mental wellness programs

  • Competitive vacation and holidays for recharge

  • Paid parental and adoption leaves

  • Professional development opportunities for all employees regardless of level or role

  • Employee Networks geographic neighborhood groups and volunteer opportunities to build connections

  • Vibrant office culture with world class amenities

  • Great Place to Work Certified across the globe

CrowdStrike is proud to be an equal opportunity employer. We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed. We support veterans and individuals with disabilities through our affirmative action program.

CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment. The Company does not discriminate in employment opportunities or practices on the basis of race color creed ethnicity religion sex (including pregnancy or pregnancy-related medical conditions) sexual orientation gender identity marital or family status veteran status age national origin ancestry physical disability (including HIV and AIDS) mental disability medical condition genetic information membership or activity in a local human rights commission status with regard to public assistance or any other characteristic protected by law. We base all employment decisions--including recruitment selection training compensation benefits discipline promotions transfers lay-offs return from lay-off terminations and social/recreational programs--on valid job requirements.

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As a global leader in cybersecurity CrowdStrike protects the people processes and technologies that drive modern organizations. Since 2011 our mission hasnt changed were here to stop breaches and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale...
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Key Skills

  • Laboratory Experience
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  • Machine Learning
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  • Research Experience
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  • Research & Development
  • cGMP
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  • Molecular Biology
  • Data Analysis Skills

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CrowdStrike is a global cybersecurity leader with an advanced cloud-native platform for protecting endpoints, cloud workloads, identities and data.

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