# Senior Security Engineer, Security Engineering & Operations

**Company:** [Square](https://hotfix.jobs/companies/square)
**Location:** San Francisco, CA
**Role:** Security Engineering
**Salary:** $153k – $270k/yr
**Experience:** 5+ years
**Skills:** GCP, Pub/Sub, Dataflow, BigQuery, Cloud Functions, Google Kubernetes Engine, AWS, Cloudtrail, SQS, Sns, AWS Lambda, Ruby, Go, Java, SIEM
**Posted:** 2026-06-25

> Design and build scalable cloud-native security data pipelines and detection systems. Collaborate on detection engineering and Kubernetes security controls while participating in on-call rotations.

## Job Description

## You Will
- Design and build scalable, cloud-native security data pipelines and detection systems — leveraging SIEM platforms, event-driven architectures, and large-scale log processing to stay ahead of real-world threats
- Collaborate with the team to strengthen our security posture — through detection engineering reviews, threat scenario design, and contributing to Kubernetes and cloud-native security controls
- Participate in our on-call rotation to ensure rapid response and continuous protection for our platform and customers when it matters most

## You Have
- 5+ years of industry experience as a programmer, developer, SWE, or similar job roles
- A strong interest in security and growing your career in the direction of InfoSec (prior experience in InfoSec not required)
- Comfortable working with outside teams to address problems and determine priorities
- Experience using cloud-native technologies for data processing
- Experience working in or with SRE or security detection and response teams

## Technologies We Use and Teach
- Google Cloud Platform products such as Pub/Sub, Dataflow, BigQuery, Cloud Functions, and Google Kubernetes Engine
- Amazon Web Services products such as CloudTrail, Simple Queue Service, Simple Notification Service, and Lambda
- Programming Languages: Ruby, Go, Java

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**Canonical:** https://hotfix.jobs/jobs/99fd3e2f-d15d-49a3-bef4-ad42b871abf0