janestreet

Security Operations Engineer

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At a Glance

Location
United States
Experience
5–7 years
Posted
2026-02-19T13:09:50-05:00

Requirements

Have 5-7 years of experience as a security or operations engineer, with a technical background rooted in Windows

Can maintain, support, and administer Windows, macOS, and hybrid identity platforms

Have demonstrated knowledge of typical attack patterns, adversary methods, and protective technologies utilized to mitigate related risks

Strong troubleshooter and debugger; familiar with trending and log analysis, and have hands-on experience using system performance tools to identify production disruptions

Can deploy and implement Endpoint Security controls in highly available environments (e.g., application control, log aggregation, host-based firewalls, EDR, disk encryption)

Can use PowerShell scripting to automate security tasks and to analyze data at an intermediate level

Responsibilities

We are looking for an enthusiastic, motivated, and technically curious individual—with an IT operations focus—to join Jane Street’s IT Security team, and contribute to securing our firm's IT computing platforms and identities. This will involve technical hands-on work, creative problem-solving, and collaboration across teams.

Additional responsibilities of this role will include:

Deploying, documenting, and implementing security controls at scale

Acting as a key component to our Vulnerability Management program to ensure we’re detecting and mitigating vulnerabilities

Providing guidance and support to the broader IT department and IT Operations team as security incidents arise

Developing both technical and non-technical solutions in collaboration with engineering teams to address security concerns