# Senior Security Engineer - Data Security

**Company:** [Sigma](https://hotfix.jobs/companies/sigma)
**Location:** San Francisco, CA
**Role:** Security Engineering
**Salary:** $175k – $220k/yr
**Experience:** 5+ years
**Skills:** Security Engineering, Data Security, Saas Security, Dlp, Dspm, Sspm, Casb, SIEM, Cloud Security, Ai/Llm, Automation, Python, Snowflake, Databricks, BigQuery
**Posted:** 2026-06-16

> Senior Security Engineer building and scaling data protection platforms, DLP, DSPM, and AI-driven automation across SaaS, cloud, and data warehouse environments. Requires 5+ years in security engineering and strong software engineering skills.

## Job Description

## What You'll Do

- Design, build, and maintain security platforms, services, APIs, automation, and internal tooling that protect Sigma's data across cloud, SaaS, endpoint, and analytics environments.
- Develop scalable solutions for data discovery, classification, governance, access controls, monitoring, and protection using modern engineering practices and automation.
- Build and mature capabilities around CASB, DLP, DSPM, SSPM, insider risk, and data access governance to reduce the risk of unauthorized access, sharing, or exposure of sensitive information.
- Build and maintain DLP controls and tooling across multiple cloud, OS environments and decentralized datasets, implementing and tuning prevention capabilities that protect against sophisticated data security incidents.
- Drive automation across DLP engineering and operations by leveraging LLMs, agentic AI, and an automation-first mindset to streamline workflows, reduce manual effort, and scale data protection coverage.
- Design and implement security controls across SaaS applications, collaboration platforms, endpoints, and business-critical services.
- Partner with IT, Engineering, Privacy, Legal, and Business teams to securely enable productivity while maintaining strong data protection controls.
- Design and implement security controls for modern data platforms, data warehouses, AI-enabled systems, and cloud-native environments.
- Assess data architectures, access models, and security configurations while driving secure-by-design principles through architecture reviews, threat modeling, and security best practices.
- Continuously identify opportunities to leverage AI, automation, and modern engineering practices to solve data security challenges.
- Evaluate emerging technologies and drive adoption where they provide measurable security and operational value.

## What We're Looking For

### Required Qualifications
- 5+ years of hands-on experience in Security Engineering, Data Security, SaaS Security, or related cybersecurity roles.
- Bachelor or Masters in Computer Science, Cyber Security, or similar fields.
- Strong software engineering mindset with demonstrated experience building production-grade tools, automation, and security platforms.
- Proven ability to build versus buy whenever practical and create scalable internal solutions.
- Experience designing and implementing platforms like Insider threat and data protection technologies (SIEM, UBA, DSPM, SSPM, DLP, Browser Protection, Endpoint detection).
- Strong understanding of data security principles including data classification, data governance, access controls, encryption, key management, and data lifecycle management.
- Hands-on experience securing SaaS platforms, cloud environments, endpoints, collaboration systems, and modern data platforms.
- Experience leveraging AI to improve data protection, investigations, classification, and security workflows.
- Strong analytical, communication, and problem-solving skills.

### Preferred Qualifications
- Experience securing Snowflake, Databricks, BigQuery, Redshift, or similar modern data platforms.
- Strong understanding of AI/LLM data protection risks, data leakage prevention, and AI governance.
- Building programs and solving complex security challenges across enterprise-wide data Security Programs.
- Experience building internal security products, platforms, and developer-focused security tooling.
- CISSP, CCSP, or equivalent certifications.

## Compensation & Benefits
- Base salary range: $175k - $220k annually.
- Eligible for stock options.
- Comprehensive benefits package including generous health benefits, flexible time off, paid bonding time, 401k, commuter and FSA benefits, lunch program, and dog friendly office.

## Similar roles

- [Senior Platform Engineer, Security](https://hotfix.jobs/jobs/66279d2d-a2ec-42c9-8617-3e15e999ebac) - Doxel - San Francisco, CA - $175k – $220k/yr
- [Senior Software Engineer, Security](https://hotfix.jobs/jobs/5ceaaeac-36b0-4169-9a44-fb4df6a5ceb6) - Crusoe - San Francisco, CA - $175k – $210k/yr
- [Senior Security Engineer](https://hotfix.jobs/jobs/597fe572-d370-4678-b5bb-e0e085fe5586) - Sigma - San Francisco, CA - $175k – $220k/yr
- [Senior Software Engineer, IAM](https://hotfix.jobs/jobs/75964512-28fe-4e24-81d1-6aade7263cde) - Crusoe - San Francisco, CA - $175k – $220k/yr
- [Senior Product Security Engineer](https://hotfix.jobs/jobs/56f75080-8792-4c17-9a93-3a3d0c18b66c) - Crusoe - San Francisco, CA - $175k – $215k/yr

**Apply:** https://hotfix.jobs/jobs/4ecc0e54-09f4-4a68-a2b7-2892ff1da3e7
**Canonical:** https://hotfix.jobs/jobs/4ecc0e54-09f4-4a68-a2b7-2892ff1da3e7