Response Engineer (PhishGuard)

TL;DR

Response Engineer (PhishGuard): Identify, track, and defeat sophisticated email-borne cyber threats such as Business Email Compromise and vendor fraud within hirify.global's INTERDICT organization with an accent on real-time email threat monitoring, forensic analysis, and collaboration with detection engineering. Focus on conducting proactive threat hunts, refining machine learning models, and delivering crisis intervention to protect global organizations.

Location: Hybrid in Austin, TX, USA

Company

hirify.global operates one of the world’s largest networks, providing security and performance improvements for millions of Internet properties globally.

What you will do

• Continuously monitor email threat queues and analyze sophisticated attacks flagged by automated systems.
• Investigate customer submissions, perform proactive threat hunts, and manually quarantine verified malicious emails.
• Provide feedback to Detection Engineering to update ML models and contribute to global intelligence repositories.
• Identify nuanced threat patterns by correlating technical and behavioral indicators and generate detailed threat dossiers.
• Deliver crisis intervention and proactive notifications to customers regarding high-risk threats.
• Lead technical onboarding and guide customers through DMARC implementation and email authentication audits.

Requirements

• Location: Hybrid role based in Austin, TX, USA
• Undergraduate degree in Computer Science, Information Security, or equivalent experience.
• 5+ years of experience analyzing complex cyber campaigns and defending against phishing and BEC attacks.
• Deep knowledge of email authentication protocols (SPF, DKIM, DMARC) and forensic data interpretation.
• Hands-on experience with AI LLM tools for automation of analysis workflows.
• Excellent verbal and written English communication skills (C1+).

Nice to have

• Industry certifications such as GCIH, GCIA, CEH, Security+.
• Experience with regular expressions, YARA rules, SQL, and malicious file format analysis.
• Experience in managed security services or customer-facing security consulting.
• Familiarity with hirify.global Email Security, WAF, and Zero Trust architectures.

Culture & Benefits

• Work in a mission-driven, innovative technology company focused on building a better Internet.
• Collaborative culture valuing curiosity, iteration, and AI-driven problem solving.
• Equal opportunity employer committed to diversity and inclusion.
• Reasonable accommodations provided for applicants with disabilities.

Hiring process

• Applicants progressing to offer stage may be required to attend an in-person interview at hirify.global offices or hubs.
• Employment may be conditioned on authorization to receive software or technology under U.S. export control laws.