Data Scientist

Full time

Employment Information

Are you a data wizard with a passion for pioneering discoveries? Join our dynamic team at Castle Biosciences in Friendswood, TX as a full-time R&D Data Scientist. Dive into the heart of innovation as you unravel complex data to unveil groundbreaking insights that shape the future of biotech.

With a competitive salary that mirrors your exceptional skills and experience, this position promises to be both challenging and rewarding. Your accomplishments will be celebrated, your ideas will be valued, and your potential will be limitless. If you’re ready to propel your career to new heights in a stimulating onsite environment, then this opportunity is tailor-made for you.

You will be offered great benefits such as Medical, Dental, Vision, 401(k), Life Insurance, Health Savings Account, Flexible Spending Account, Competitive Salary, Paid Time Off, Employee Discounts, Excellent Benefits with Castle paying approximately 94% of medical insurance premium, Company HSA contribution, 30 paid days off a year (includes 10 holidays), 6%-401K match with no vesting schedule. Unlock the door to endless possibilities - apply now!


Join us at Castle Biosciences as a full-time R&D Data Scientist in Friendswood, TX, where you’ll embark on an exhilarating journey through the realm of data exploration. Your role will encompass a multitude of engaging activities, from shaping strategy and planning meetings to delving deep into datasets to unearth anomalies and trends. As a fearless data wrangler armed with cutting-edge tools, you’ll venture into uncharted territories, armed with powerful insights that will revolutionize the landscape of biotech.

Your mission? To extract resources that will elevate the quality of life, health, and well-being of generations to come. Are you ready to explore the untamed wilderness of data and emerge victorious with game-changing discoveries?

Join our team and shape the future of biotech innovation. Apply now and unleash your full potential!


To thrive in the role of full-time R&D Data Scientist at Castle Biosciences in Friendswood, TX, you’ll need a formidable arsenal of skills and experiences. An advanced degree (PhD) with a focus on data science, coupled with 3-4 years of prior involvement in clinical and biological data analysis, will pave your path to success. Your journey should also include at least 1 year of hands-on experience in high-throughput gene expression or genomics data, as well as proficiency in statistical analysis and machine learning. Command over data programming languages such as R, Python, Java, and SQL, along with expertise in version control systems like Git, is essential. Your meticulous attention to detail, combined with exceptional organizational and communication skills, will set you apart as a champion in unraveling the mysteries of data.

Join us and unleash your potential in shaping the future of biotech innovation!

The knowledge and skills required for the position are:

  • Must have achieved an academic rank of Instructor (Assistant Professor preferred) or an industry equivalent.
  • Must have directed the analysis of but not have been the only analytical contributor to a Multi-Institution National (or International) bioinformatics project AND provide citations for said project.
  • Advanced degree (PhD) with an emphasis on data science and data analysis.
  • 3-4 years of prior experience with clinical and biological data analysis.
  • 1 year of experience with high-throughput gene expression or genomics data AND/OR spatial-omics data.
  • 1 year of experience with command line operation.
  • 1 year of experience with statistical analysis of data (summary statistics survival analysis regression etc.).
  • 1 year of experience with machine learning and statistical modeling.
  • Experience with common office software (MS Word, Excel, and PowerPoint).
  • Strong organizational and communication skills.
  • Strong attention to detail.
  • Strong experience with data and text processing including data reshaping.
  • Strong experience with data programming and scripting languages (R, Python, Java, and SQL required).
  • Experience with version control and team development (git required).
  • Strong publication record.
  • Actively displays behaviors that support the mission, vision, and values of Castle Biosciences.


  • Flexible work schedule with usual office hours, with occasional time spent outside of normal business hours as required.


At Castle, it all comes down to people. After all, disease doesn’t just happen - it happens to people. We believe that disease management and treatment decisions can be better informed through a person’s unique biology, which is revealed through the scientific rigor of our innovative, laboratory-developed tests. We are committed to empowering healthcare providers and patients with the goal of improved outcomes. Every employee at Castle has an impact on patient care, and we work to ensure that everyone finds their work to be both challenging and rewarding. We behave with integrity and treat our colleagues with respect and kindness. Our culture fosters an environment of trust, transparency, and collaboration. We prioritize and encourage internal growth and professional development. If you are interested in making a difference in the lives of patients while doing something that inspires you, Castle may be the right place for you. Castle Biosciences was ranked #188 by the Financial Times in 2023 as one of America’s Fastest-Growing Companies.

Are you ready for an exciting opportunity?

So, what do you think? If you can meet these requirements and perform this job as described above, we would be happy to have you as part of our team!


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