Senior Security Engineer, Detection & Response

Job overview

The Senior Security Engineer, Detection & Response role is fully remote across the United States. The posting lists a Colorado pay range of $138,196–$172,746 per year, applicable to the Denver listing. Flexport’s mission is to make global commerce easier through technology and people. The engineer owns security detections end to end, leads incident response, and builds automation to improve investigations. The role strengthens security coverage by defining telemetry needs, proactively hunting threats, and collaborating with infrastructure, product, and global security teammates.

What you'll do

• Build and tune detections across endpoint, identity, SaaS, and cloud
• manage detections as version-controlled, peer-reviewed software through CI/CD
• measure detection coverage, precision, and time-to-detect
• triage, contain, and remediate incidents and write retrospectives
• build investigation automation
• define telemetry requirements for new systems
• threat hunt across the estate and convert findings into detections or documented coverage
• coordinate across time zones.

What we're looking for

Skills & competencies

senior security engineer

detection & response

cybersecurity

incident response

threat hunting

fully remote

flexport

colorado pay range $138,196–$172,746/year

siem

python or go

ci/cd

pager rotation

Work arrangement

• Weekend coverage required

Benefits & perks

• Bonus, equity, medical, dental, flexible time off, and comprehensive benefits.

Why this role

Fully remote role with a global follow-the-sun pager rotation; engineers own detections and incident response end to end, without an MSSP or tier-one queue.

About the employer

Flexport is hiring for this role. Industry: Process, Physical Distribution, and Logistics Consulting Services. Sector: 54.