# Senior Security Engineer - Detection & Response at Klaviyo

- Company: Klaviyo
- What the company does: Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents. Backed by Accel.
- Company website: https://www.klaviyo.com/
- Type: Startups
- Level: Senior
- Location: Denver, CO
- Work setup: On-site
- Posted: 2026-09-10
- Apply by: 2026-10-25
- Apply: https://www.klaviyo.com/careers/jobs/7991733003?gh_jid=7991733003
- Page: https://www.1752.vc/careers/jobs/klaviyo-senior-security-engineer-detection-and-response-2/

## About the role

At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo?

## What they're looking for

- 5+ years of hands-on security experience in modern cloud environments
- Experience in triaging and responding to cyber threats
- Experience in large-scale log analysis, incident response and/or digital forensics
- Experience with centralized security data lakes and SIEM solutions
- Hands-on experience in writing detections-as-code
- Solid data querying skills (e.g. SQL, Splunk)

Tags: IT & Security