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Flexport

Senior Security Engineer, Detection & Response

Flexport · San Francisco, California, United States

Posted 20 days ago

or apply directly on Flexport's site. We never take the application ourselves.

Is this posting real?

This role has been open
20 days
Flexport's roles stay open a median of 45 days
Reposted
No
Salary listed
No
3% of Flexport's roles list one
Ghost-job risk at Flexport
high
103 stale, 3 reposted of 176 open
Hiring momentum
234 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Flexport's own greenhouse board since 2026-08-03. Full hiring picture for Flexport.

About this role

As a Senior Security Engineer focused on Detection & Response at Flexport, you will be responsible for end-to-end ownership of detection engineering, including writing, tuning, and deploying detections across various systems. You will also lead incident response efforts, define telemetry requirements, and proactively hunt for threats, all while collaborating closely with global teams to ensure seamless communication and context sharing.

Our read on this posting3.2out of 5
benefits
3/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Flexport as an employer.

What you need

  • 5–8 years of experience in detection engineering, incident response, or threat hunting
  • Proficiency in at least one programming language (Python, Go, or similar)
  • Experience with a modern SIEM or detection pipeline (Panther, Elastic, Splunk, or similar)
  • Practical incident response experience, including leading or playing a major role in triaging security incidents

Nice to have

  • Experience treating detections as code with CI/CD, peer review, and staged rollout
  • Experience defining telemetry contracts for systems before they ship
  • A track record of critically evaluating and verifying AI-assisted work
  • Familiarity with cloud-native and Kubernetes telemetry
  • Experience with fraud or financial-crime detection patterns

What you get

  • Base salary range of $206,181 — $252,000 USD
  • Bonus
  • Equity
  • Comprehensive benefits including medical, dental, and flexible time off
  • Relocation support available for the right candidate

Worth weighing

  • No MSSP or tier-1 queue; you own detections end to end
  • The role involves dealing with real-world consequences of security incidents
  • The position requires being onsite in San Francisco regularly
  • Legacy telemetry gaps need to be addressed, indicating potential challenges in the role

Summarised from Flexport's posting. Read the full original.

Listed by Flexport on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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