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From the employer's careers site First seen 11 Nov 2026

Staff Security Engineer, Product Security

Flexport San Francisco, California On-site staff full-time

Salary

$221,484-$270,703 USD per year

Apply on Flexport

Description

About Flexport:

Flexport believes global trade can drive progress for humanity. With a mission to simplify global commerce, the company uses innovative technology and talented professionals to shape the future of a $10 trillion industry.

What You'll Do

As a Staff Security Engineer in the Product Security team, you will define and implement security architecture across Flexport's products and services. Your responsibilities will include:

  • Defining security architecture and setting patterns for secure-by-default implementation.
  • Leading high-risk product feature security reviews and establishing standards for effective reviews.
  • Building and scaling a security champions program and product security training.
  • Conducting domain-specific threat modeling and attack surface analysis.
  • Collaborating with engineering leadership to resolve design trade-offs.
  • Managing vulnerability triage, reproduction, and prioritization.
  • Driving remediation of systemic vulnerabilities.
  • Mentoring engineers and providing technical leadership.

You Should Have

  • 8+ years of experience in product/application security with hands-on experience building security tools and services.
  • A track record of designing scalable security architecture.
  • Strong understanding of web application security principles and experience with testing tools.
  • Proficiency in a modern programming language.
  • Experience leading multi-team technical initiatives and mentoring engineers.

Nice to Have

  • Experience with security champions programs.
  • Knowledge of identity management and identity federation.
  • Familiarity with IaaS cloud infrastructure, Kubernetes, and service-oriented architectures.
  • Experience with bug bounty platforms and SAST tools.

How We Work

  • Regular work in the San Francisco office.
  • Collaboration with global teammates via Slack, video, and asynchronous documentation.
  • Access to the latest hardware and software.

Why This Role Is Special

  • Opportunity to have a broad impact across hundreds of engineers.
  • Authority to set security architecture standards.
  • Part of a cohesive platform, security, and infrastructure team.

Location

This role is based in San Francisco, with a preference for candidates willing to relocate.

Salary Range

The US base salary range for this position is $221,484 - $270,703 USD.

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Skills

Required

Nice to have

  • security champions program
  • identity management
  • IaaS cloud infrastructure
  • Kubernetes
  • bug bounty platforms
  • SAST tools

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/flexport/jobs/8374701

Apply on Flexport