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Senior Detection Engineer II

Instacart· Security
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Remote$196k - $207kfull-timePosted 2mo ago

About the role

Senior Detection Engineer II at Instacart, focused on building and operating detection systems across endpoint, cloud, container, and SaaS to identify, surface, and respond to threats in a cloud-native environment. Remote in Canada (ON, AB, BC, or NS). Emphasizes detection-as-code, high-quality telemetry, automation, and collaboration with security and engineering teams.

Responsibilities

  • Develop, tune, document, and maintain detection logic across multiple log sources including endpoint, cloud, container, and SaaS products.
  • Assist in cyber forensic investigations across a variety of log sources
  • Optimize log ingestion pipelines and telemetry collection to ensure high-quality, actionable security data while managing volume and cost
  • Design and build SOAR playbooks and automation workflows to streamline detection triage, enrichment, and response actions
  • Mentor junior security analysts and detection engineers on threat hunting methodologies, detection logic development, and investigation techniques

Qualifications

  • 6+ years of experience in a detection engineering, incident response, or offensive security role.
  • Experience with 1 or more public cloud platforms (AWS, Azure, GCP)
  • Deep understanding of attacker TTPs across modern zero trust environments, including identity compromise, token theft, and abuse of trust boundaries
  • Proficient understanding of macOS internals and telemetry available to identify macOS specific threats
  • Experience implementing detection-as-code workflows including version control, peer review processes, automated testing, and CI/CD deployment pipelines
  • Basic proficiency with Python, Golang, or other programming languages
  • Relevant certifications: GCFA, GCFE, GNFA, GREM, OSCP, GCIA, or similar
  • Preferred Qualifications: Background in offensive security or red teaming
  • Preferred Qualifications: Knowledge of machine learning for threat detection

Skills

Required:Detection engineeringCloud platformsThreat huntingDetection-as-codeProgramming

Benefits

  • Instacart provides highly market-competitive compensation and benefits in each location where employees work
  • Remote role with Flex First policy
  • New hire equity grant and annual refresh grants
  • Additional benefits described in Taste of Instacart program
Last updated Aug 27, 2026. Interested? Apply on the company site.
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About Instacart

Marketplace for grocery delivery and pickup

Instacart is the North American leader in online grocery and one of the fastest-growing companies in e-commerce. Instacart’s same-day delivery and pickup services bring fresh groceries and everyday essentials to busy people and families across the U.S. and Canada in as fast as an hour. Since its founding in 2012, Instacart has become an essential service for millions of families, while also serving as an immediate, flexible earnings opportunity for hundreds of thousands of shoppers across North America. The company partners with more than 350 retailers and delivers from more than 25,000 stores across more than 5,500 cities in North America. Today, Instacart is accessible to more than 85% of households in the U.S. and more than 70% of households in Canada.

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