Lead Security Engineer, Cryptographic Libraries & TLS

JPMorgan Chase

Confirmed live yesterday High trust

Quick summary

Work type
On-site
Location
Palo Alto, CA
Posted
126 days ago
Freshness
Confirmed live yesterday

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Salary context

How this pay compares to similar roles

Similar $184k
$121k most similar roles pay here $231k

This listing doesn't post a salary. Most similar roles pay $154,425–$212,625.

Based on 240 similar postings.

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About JPMorgan Chase

JPMorgan Chase & Co. is a global financial services firm and one of the largest banks in the world, offering investment banking, commercial banking, asset management, and consumer financial services.

JPMorgan Chase currently has 1117 open roles on FindRole.

Listed pay typically runs $186,160–$215,000 across 7 roles with salary data.

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At a glance

TL;DR · Lead Security Engineer, Cryptographic Libraries & TLS

Lead Security Engineer — Cryptographic Libraries & TLS joins the CTC Emerging Technologies Security team to own and evolve a critical TLS abstraction layer. This role functions as both a hands-on developer and subject-matter expert, building a unified interface for TLS stack configurations across Java, Python, and Node.js runtimes. You will design, implement, and debug libraries while ensuring they remain secure, performant, and aligned with evolving standards like TLS 1.2 and 1.3. Key responsibilities include creating robust APIs, developing comprehensive test suites for protocol conformance, and managing CI/CD pipelines across Maven, PyPI, and npm. You will utilize tools such as Wireshark, OpenSSL CLI, and keytool to resolve complex handshake failures. The role requires expertise in cryptographic primitives like AES-GCM and RSA, alongside experience with Bouncy Castle and FIPS compliance requirements.

What you'll do

  • Design, implement, and extend a TLS abstraction layer for Java, Python, and Node.js runtimes.
  • Serve as the subject-matter expert on TLS 1.2/1.3 handshake mechanics, cipher suites, and certificate validation.
  • Architect clean APIs that decouple application-level security intent from platform-specific implementation details.
  • Build comprehensive test suites to verify protocol conformance and handle edge cases like certificate failures.
  • Manage CI/CD pipelines including automated builds, multi-runtime test matrices, and dependency scanning across multiple ecosystems.
  • Triage and resolve complex TLS issues such as handshake failures and performance regressions for consuming applications.
  • Monitor IETF RFCs and cryptographic library updates to proactively align the library with evolving standards.
  • Create integration guides and documentation to help internal teams adopt and configure the library.

What we're looking for

  • Bachelor's degree in Computer Science, Computer Engineering, or a related field.
  • 7+ years of software development experience.
  • At least 3 years of experience focused on security-sensitive or infrastructure-level library development.
  • Proficiency in at least two of Java, Python, and Node.js/TypeScript with knowledge of their native TLS/cryptographic APIs.
  • Deep understanding of TLS 1.2 and 1.3 protocols, including handshake mechanics, cipher suites, and certificate validation.
  • Experience designing, versioning, and maintaining libraries or SDKs consumed by other engineering teams.
  • Proven experience building multi-dimensional test strategies for security-critical software and automated CI/CD pipelines.
  • Strong diagnostic skills using tools like Wireshark, OpenSSL CLI, and keytool to resolve network-level issues.

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