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Jane Street

Trades stocks, bonds and funds as a market maker

Security Operations Engineer

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timeNew York, NY, USA$175k - $250k /yrIn-person

About the Job

Requirements

  • Have 5-7 years of experience as a security or operations engineer, with a technical background rooted in Windows.
  • Maintain, support, and administer Windows, macOS, and hybrid identity platforms.
  • Demonstrate knowledge of typical attack patterns, adversary methods, and protective technologies used to mitigate related risks.
  • Troubleshoot and debug issues; perform trending and log analysis; and use system performance tools to identify production disruptions.
  • Deploy and implement Endpoint Security controls in highly available environments, including application control, log aggregation, host-based firewalls, endpoint detection and response, and disk encryption.
  • Use PowerShell scripting to automate security tasks and analyze data at an intermediate level.
  • Communicate effectively in written and verbal form.
  • Navigate ambiguity and changing priorities with confidence.

Responsibilities

  • Deploy, document, and implement security controls at scale.
  • Act as a key component of the Vulnerability Management program to ensure vulnerabilities are detected and mitigated.
  • Provide guidance and support to the broader IT department and IT Operations team as security incidents arise.
  • Develop technical and non-technical solutions in collaboration with engineering teams to address security concerns.
  • Contribute to the development of the team’s operational playbooks and procedures.
  • Translate complex technical issues for various audiences while maintaining a high level of technical accuracy.
  • Triage complex problems and delegate and escalate tasks effectively.

Desired Qualifications

  • Hands-on experience working in a code-driven or declarative environment.
  • Hands-on experience with security incident response.
  • Knowledge of macOS security fundamentals.

About the Company

Jane Street

Trades stocks, bonds and funds as a market maker

Jane Street trades stocks, bonds, options, and exchange-traded funds with its own money as a market maker, a firm that constantly quotes prices to buy and sell so other investors can trade whenever they want. In 2025, it made more money from trading than JPMorgan Chase or Goldman Sachs, the biggest trading banks on Wall Street. Its traders, researchers, and engineers build computer-driven strategies that trade on exchanges and other venues around the world, and it also trades directly with large institutional clients. It earns the small gap between buying and selling prices across huge volumes, plus gains on positions it holds for minutes to days. Jane Street was founded in 2000 and is based in New York.

Company size
1,001-5,000
Company stage
Debt Financing
Total funding
$90.8B
Headquarters
New York City, New York
Founded
2000

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