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Cybersecurity Engineer

Jane Street

Salary undisclosed

New York, New York, United StatesInternOn-siteIntermediate

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Description

About the Position

Our goal is to give you a real sense of what it's like to work at Jane Street full time while also providing a truly unparalleled educational experience. As an intern, you'll be paired with full-time employees who act as mentors, collaborating with you on real-world projects we actually need done.

We’re looking for passionate and inquisitive students interested in security and technology to join us in our New York office for a Cybersecurity internship. Our Cybersecurity Engineers are responsible for being on the front lines of guarding the firm from cyber threats through investigations and incident response, as well as building tools and automation to streamline, automate, and enhance workflows, and grow our capabilities.

Our Cybersecurity team is a skilled group of programmers and security experts who are dedicated to keeping the firm safe. We consider ourselves to be tapped into developments in the broader cybersecurity space, and we can tell the difference between the latest cool hack by security researchers and what actually matters in our day-to-day work. 

While wearing the hat of an investigator, you’ll be investigating alerts, digging through activity chains, and hunting and responding to evil. You’ll gain an understanding of a wide variety of log sources, systems, and tooling, primarily in-house developed or open source.

While wearing the hat of an engineer, you’ll learn good development practices and solve real problems with code so that we can detect and respond better, faster, and at scale.

You will also learn how to act as an ambassador of best practices to the rest of the firm. A key part of our mission is to bring everyone at the firm along with us on the cybersecurity journey, and you should be excited to learn how we think about security, trade-offs, and sustainability, and to educate the firm about risk and best practices with that in mind.

If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com.

Learn more about Jane Street's internship program here.

About You

If you've never thought about a career in finance, you're in good company. Many of us were in the same position before working here. If you have a curious mind, a collaborative spirit, and a passion for solving interesting problems, we have a feeling you'll fit right in. We're more interested in how you think and learn than what you currently know. You should be:

  • Currently majoring or planning to major in computer science or a similar field
  • Interested  in cybersecurity and technology in your personal life, through activities such as CTFs, home labbing, and/or personal development projects
  • A strong programmer who can demonstrate high potential and an aptitude for learning
  • Interested in your tools, including your editor, computer environment, version control, etc.
  • Familiar with threat modeling and able to clearly communicate your understanding of trade-offs when it comes to security, risk, and usability 
  • Able to explain the cybersecurity decisions you’ve made in your own life, and how you’ve approached thinking about those decisions
  • Able to adapt to changing scenarios and make challenging decisions under pressure
  • Humble about what you know and don’t know; not afraid to ask questions and admit mistakes
  • A curious problem solver with a positive, collaborative attitude
  • Someone who demonstrates perseverance and grit when investigating and learning new things beyond just a surface-level understanding

About this role

Jane Street's Cybersecurity internship puts you directly into SOC work—investigating alerts, hunting threats, and responding to incidents alongside experienced mentors who are actively shipping real security solutions. You'll split your time between investigative work, where you'll dig through logs and activity chains to understand and contain threats, and engineering work, where you'll build tools and automation to improve detection and response at scale. The team values both depth of thinking and practical impact, distinguishing between trendy security research and what actually matters in their day-to-day defense operations.

This role suits someone with genuine curiosity about security who has already explored the field through CTFs, home labs, or personal projects. You should be a strong programmer comfortable thinking through threat models and security trade-offs, and able to articulate how you've made security decisions in your own work. The internship emphasizes learning how to think rather than what you already know, so intellectual humility and a willingness to ask questions matter as much as technical chops. You'll also help educate the broader firm about security best practices—part of Jane Street's approach to building a security-conscious culture across the organization.

Typical pay for this role

$140,000

Typical range: $100,000 to $140,000

This role's local market on JobMinglr

Pay for this role

The employer didn't post a pay range for this role. That usually means pay is set in negotiation, which favors whoever arrives with numbers. Check ranges on comparable Cybersecurity Engineer postings in New York City, and analyze any offer before you accept it.

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