Senior Detection Engineer II @Instacart

Overview

Instacart is transforming the grocery industry by building and operating systems that identify and respond to threats across one of North America's largest grocery technology platforms. The Senior Detection Engineer II will be a key technical member of the Detection Engineering team, supporting security operations by developing detection logic and enhancing automated response systems.

Key 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 various log sources.
• Optimize log ingestion pipelines and telemetry collection for high-quality, actionable security data.
• Design and build SOAR playbooks and automation workflows for streamlined detection triage, enrichment, and response actions.
• Mentor junior security analysts and detection engineers on threat hunting methodologies and detection logic development.

Requirements

• 6+ years of experience in detection engineering, incident response, or offensive security roles.
• Experience with one or more public cloud platforms (AWS, Azure, GCP).
• Deep understanding of attacker TTPs across zero trust environments.
• Proficient understanding of macOS internals and related telemetry.
• Experience implementing detection-as-code workflows including version control and CI/CD deployment pipelines.
• Basic proficiency with Python, Golang, or other programming languages.
• Relevant certifications (e.g., GCFA, GCFE, OSCP).

Benefits

Instacart provides highly market-competitive compensation and benefits, including a new hire equity grant and annual refresh grants.

Location

This role is remote but limited to candidates based in Canada, specifically in Ontario, Alberta, British Columbia, or Nova Scotia.

How to Apply

Please visit the Instacart career page to apply for this position.

Deadline

No specific deadline mentioned.