Instacart

Senior Manager, Security Engineering – Purple Team

Instacart

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇺🇸 United States

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Salary

💰 $216,000 - $289,000 per year

Job Level

Senior

Tech Stack

AndroidAWSCloudCyber SecurityGoogle Cloud PlatformiOS

About the role

  • Define and execute the detection engineering strategy aligned with organizational security objectives.
  • Establish detection coverage goals across the MITRE ATT&CK framework and other threat models.
  • Present metrics, roadmaps, and program updates to senior leadership and stakeholders.
  • Recruit, hire, and retain top detection engineering talent.
  • Review and approve detection logic for accuracy, performance, and coverage.
  • Maintain awareness of emerging threats, attack techniques, and detection methodologies.
  • Collaborate with Threat Intelligence to translate threat research into actionable detections.
  • Partner with Incident Response to develop detections based on investigation findings.
  • Coordinate with IT and Engineering teams on log source onboarding and data quality.
  • Engage with compliance and risk teams to ensure regulatory detection requirements are met.
  • Design and execute comprehensive red team operations targeting Instacart's unique attack surface.
  • Develop annual red team roadmap aligned with business priorities and emerging threats to e-commerce platforms.
  • Collaborate with leadership to prioritize high-value targets and realistic threat scenarios.
  • Present findings and strategic recommendations to executive leadership.
  • Lead complex red team engagements simulating advanced persistent threats and organized cybercrime groups.
  • Conduct adversary emulation exercises based on threat intelligence relevant to retail, fintech, and logistics sectors.
  • Test security controls across cloud infrastructure (AWS/GCP), mobile applications (iOS/Android), APIs, and internal networks.
  • Execute social engineering campaigns against employees, shoppers, and corporate functions.
  • Develop custom tooling, exploits, and tradecraft specific to Instacart's technology stack.

Requirements

  • 10+ years of progressive experience in cybersecurity with at least 3+ years in a management or leadership role.
  • Proven hands-on experience in Red Teaming, Detection Engineering, or Purple Teaming in a medium or large-scale organization.
  • Thorough understanding of attack tactics, techniques, and procedures (TTPs), MITRE ATT&CK framework, and defensive countermeasures.
  • Proficiency with common security tools and platforms (e.g., SIEMs, EDR, adversary emulation frameworks, breach simulators).
  • Advanced knowledge of incident detection and response processes.
Benefits
  • Instacart provides highly market-competitive compensation and benefits in each location where our employees work.
  • This role is eligible for a new hire equity grant as well as annual refresh grants.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
detection engineeringred teamingdetection logicadversary emulationincident detectionincident responseattack tacticstechniquesprocedurescustom tooling
Soft skills
leadershipcollaborationcommunicationrecruitmentpresentationstrategic thinkingprogram managementstakeholder engagementmentoringprioritization
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