Cloudflare
Response Engineer- PhishGuard
Remote Security role with clear candidate location fit.
PostedRecently added
Eligible countries1 accepted country
Seniority signalOpen level
Work settingRemote
Accepted candidate locations
India
Role overview
Response Engineer- PhishGuard
Requirements and responsibilities
Readable role content extracted into sections for faster review.
About INTERDICT
- PhishGuard: Managed email threat detection and response service
- Cloudflare Managed Defense (CMD): Network and application security monitoring for 'Under Attack' mitigation support.
- Detection Engineering: ML model development and detection optimization
Role Responsibilities
- Conduct continuous, real-time monitoring of email threat queues to review and analyze sophisticated attacks flagged by Cloudflare Email Security automated systems.
- Investigate customer-reported submissions, execute proactive threat hunts targeting emerging patterns, and perform manual retraction or quarantine of verified malicious emails.
- Provide critical feedback to Detection Engineering to update machine learning models and contribute novel campaign data to global intelligence repositories.
- Identify nuanced threat patterns by correlating technical telemetry with behavioral indicators, generating detailed threat dossiers for impending organizational risks.
- Deliver direct crisis intervention and proactive phone notifications to customers regarding high-dollar BEC threats and active insider risks.
- Lead technical onboarding sessions for new customers, configuring internal system instances with bespoke detection rules, thresholds, and custom allow/block lists.
- Guide customers through their multi-year DMARC implementation journey toward strict "Reject" policy enforcement by conducting SPF and DKIM alignment audits.
Role Requirements (Must-Have Skills)
- Undergraduate degree in Computer Science, Information Security, Information Systems, or equivalent practical experience.
- 5+ years of experience tracking and analyzing complex cyber campaigns utilizing technical indicators such as Domains, IP Addresses, and email headers.
- Proven expertise analyzing, investigating, and defending against highly targeted phishing, invoice fraud, and Business Email Compromise (BEC) attacks.
- Deep working knowledge of core email authentication protocols (SPF, DKIM, DMARC) and aggregate/forensic data interpretation.
- Hands-on experience utilizing AI LLM tools (such as OpenCode or Windsurf) to develop automations for daily analysis and productivity workflows.
- Excellent verbal and written English communication skills, with a strong ability to translate complex technical threats into actionable business intelligence for executive stakeholders.
Nice-to-Have Skills
- Relevant industry certifications such as GCIH, GCIA, CEH, Security+, or equivalent.
- Technical familiarity with regular expressions, YARA rules, SQL query formulation, and malicious file format analysis (e.g., Microsoft Office Documents, Adobe PDFs).
- Prior experience working within managed security services (MSSP) or customer-facing security consulting environments.
- Familiarity with the broader Cloudflare ecosystem, including Cloudflare Email Security, WAF, and Zero Trust architectures.
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