ApplySarthiIT Security Engineer
Jane Street
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4,558 open security roles across 627 companies are on ApplySarthi right now, most of them in Bengaluru (166), Pune (31), Hyderabad (29).
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What security roles keep asking for: AWS (29%), Python (28%), GCP (14%), CI/CD (14%), IAM (13%), Azure (13%), Kubernetes (13%), SIEM (13%) — counted across their open postings here.
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Counted across 14 company job boards, updated as roles open and close.
Preparing for this interview
Interviews for security roles keep coming back to AWS, Python, GCP, CI/CD. Practise those questions before you sit with Jane Street.
Questions you are likely to be asked
- Why do you want to join Jane Street?
- Tell me about an outage you handled. What did you learn from it?
- How do you decide what to monitor, and what should wake someone up at night?
- How would you cut the cloud bill of a system without hurting it?
- How do you keep secrets and access safe in your infrastructure?
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Practise the IT Security Engineer at Jane Street interview free →About the Position
We are looking for an IT Security Engineer with a strong Windows engineering background and practical exposure to modern platform security controls to join a global team dedicated to securing Jane Street’s IT platforms. In this role, you will help secure our internal IT and remote working platforms through a combination of hands-on technical work, consultancy, and security influence to the wider IT team.
The ideal candidate will demonstrate strong judgment and discerning taste in prioritizing potentially complex and extensive remediation efforts. We’ll lean on you to suggest where to focus our mitigation efforts, and to provide both technical advice and decision making on behalf of the group where needed. This role will encompass a range of responsibilities, including:
- Proactively proposing, designing, testing, implementing, and documenting strategic security controls
- Coordinating and delivering security solutions across our IT platforms while identifying opportunities to further automate intelligent workflows
- Building security controls that scale, investigating emerging threats, developing new security tooling, and driving vulnerability management initiatives
This position sits within our IT Engineering group, a highly dedicated team of engineers who monitor and manage our environment across a physical/virtual computing landscape spanning three continents. Your analytical thinking and expertise will be invaluable as we support the daily work of our colleagues and keep our systems operating at the highest standard.
About You
- Proficient in securing Windows OS platforms and resolving complex technical issues in a fast-moving environment
- Have hands-on experience utilizing integrated security technologies for safeguarding Windows operating systems, including application control, host-based firewalls, auditing and event monitoring, and disk encryption
- Skilled in the administration of endpoint security and vulnerability management solutions, including antivirus, anti-malware, EDR, vulnerability scanning, and patch management
- Knowledgeable about security best practices, including operating system hardening, privileged access management, and vulnerability mitigation
- Have an understanding of common threat tactics, techniques, and procedures (TTPs), and effective countermeasures
- Well-versed in Windows core infrastructure services (AD/EntraID, PKI)
- Eager to produce scalable and repeatable security practices through automation
- Have an understanding of security tooling and APIs
- Take a flexible, reliable, and highly collaborative approach to your work
- An ability to script in PowerShell or other languages is strongly desired
If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com.
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Listed on greenhouse · posted 2025-09-05. ApplySarthi collects openings and links to application pages; the role is advertised by Jane Street, not by us.