ActiveCampaign

5 months ago

Senior Detection Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 13 hours agoStatus: Live

Job Summary

Senior Detection Engineer responsible for architecting scalable detection systems, developing automation with detection-as-code, and leading incident reviews. You will build SOAR workflows, collaborate with DevOps/Security teams, and leverage AI/LLMs to accelerate threat hunting, while participating in an on-call rotation to defend critical systems.

Location: Chicago

Workplace: Hybrid

Employment Type: Full time

Job Function: Solutions Engineering & Sales Engineering

Seniority: Manager level

Key Responsibilities

•Design and deploy sophisticated detection logic across the technology stack using detection-as-code principles like YARA-L, Sigma, and KQL.
•Build automated response workflows that enrich, triage, and remediate security alerts, reducing manual toil through advanced SOAR principles.
•Investigate complex security signals such as novel attack patterns or phishing campaigns requiring deep judgment and strategic insight.
•Collaborate cross-functionally with DevOps and Security Eng teams to adapt detection logic to infrastructure changes and prevent security blind spots.
•Lead post-incident reviews with engineering partners, transforming findings into preventative architectural changes to harden defense.

Pay and Benefits

Salary: USD 126,000 - 154,000 annually

Perks:Health Insurance401kRemote WorkLearning BudgetPaid LeaveSabbatical

Key Requirements

•5+ years of hands-on experience in detection engineering, incident response, or security operations within high-growth technology environments.
•Advanced programming proficiency in Python, with the ability to build production-quality security automations and custom integrations from scratch.
•Deep expertise in Cloud Security (AWS), including IAM, VPC, CloudTrail, and Lambda attack vectors.
•Mastery of detection logic in at least two major languages (e.g., YARA-L, Sigma, KQL, SPL).
•Track record of building SOAR workflows or equivalent automation platforms that reduce operational overhead at scale.

Experience:5+ yearsCybersecurityCloud securitySecurity operations

Skills:CommunicationCollaborationProblem-solving

Languages:English

Tech Stack:PythonAWSIAMVPCCloudTrailLambdaYARA-LSigmaKQLSPLSOARLLMsAI

Company Brief

ActiveCampaign

Provides a customer experience automation platform combining email marketing, marketing automation, CRM, and messaging to help small and mid-market businesses personalize customer interactions and drive growth.

Industry: Enterprise Software

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Funding: Private Equity Backed

Headquarters: Chicago, United States

Founded: 2003

Glassdoor: 4.2

Website LinkedIn

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ActiveCampaign

5 months ago

Senior Detection Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 13 hours agoStatus: Live

Job Summary

Location: Chicago

Workplace: Hybrid

Employment Type: Full time

Job Function: Solutions Engineering & Sales Engineering

Seniority: Manager level

Key Responsibilities

•Design and deploy sophisticated detection logic across the technology stack using detection-as-code principles like YARA-L, Sigma, and KQL.
•Build automated response workflows that enrich, triage, and remediate security alerts, reducing manual toil through advanced SOAR principles.
•Investigate complex security signals such as novel attack patterns or phishing campaigns requiring deep judgment and strategic insight.
•Collaborate cross-functionally with DevOps and Security Eng teams to adapt detection logic to infrastructure changes and prevent security blind spots.
•Lead post-incident reviews with engineering partners, transforming findings into preventative architectural changes to harden defense.

Pay and Benefits

Salary: USD 126,000 - 154,000 annually

Perks:Health Insurance401kRemote WorkLearning BudgetPaid LeaveSabbatical

Key Requirements

•5+ years of hands-on experience in detection engineering, incident response, or security operations within high-growth technology environments.
•Advanced programming proficiency in Python, with the ability to build production-quality security automations and custom integrations from scratch.
•Deep expertise in Cloud Security (AWS), including IAM, VPC, CloudTrail, and Lambda attack vectors.
•Mastery of detection logic in at least two major languages (e.g., YARA-L, Sigma, KQL, SPL).
•Track record of building SOAR workflows or equivalent automation platforms that reduce operational overhead at scale.

Experience:5+ yearsCybersecurityCloud securitySecurity operations

Skills:CommunicationCollaborationProblem-solving

Languages:English

Tech Stack:PythonAWSIAMVPCCloudTrailLambdaYARA-LSigmaKQLSPLSOARLLMsAI

Company Brief

ActiveCampaign

Industry: Enterprise Software

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Funding: Private Equity Backed

Headquarters: Chicago, United States

Founded: 2003

Glassdoor: 4.2

Website LinkedIn