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Sr. Security Research Engineer
Sr. Security Research EngineerProofpoint • Indianapolis, IN, US
Sr. Security Research Engineer

Sr. Security Research Engineer

Proofpoint • Indianapolis, IN, US
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About Proofpoint

Proofpoint is a leader in human-centric cybersecurity, protecting half a million customers worldwide, including 87 of the Fortune 100. We focus on staying ahead of bad actors and safeguarding the digital world.

Senior Security Research Engineer – Proofpoint

The role is a highly technical position on Proofpoint's Threat Research team. You will track threat actors, malware, phishing and TTPs to develop static and dynamic signatures that detect and prevent threats at scale. The work has a direct impact on our product efficacy, intelligence quality and customer protection.

Day-to-Day Responsibilities

  • Stay abreast of an evolving threat landscape, including credential phishing.
  • Analyze malware, malicious documents, and URLs from internal and external sources.
  • Conduct in-depth email analysis to detect and classify threats such as BEC and phishing.
  • Apply critical thinking to design efficient mitigation strategies.
  • Develop, test, and deploy static and / or behavioral signatures.
  • Identify, prioritize, and fill coverage gaps to minimize customer impact.
  • Participate in on-call rotation for escalated customer incidents.
  • Collaborate remotely via chat, video, and conference calls.
  • Work with engineering teams to define requirements for continuous improvement of detection capabilities.

Qualifications

  • Passion for threat research and deep understanding of the threat landscape.
  • Demonstrated knowledge of malware, credential phishing, TTPs, and bypass techniques.
  • Experience in proactively identifying, responding to, and defending against threats in production.
  • Familiarity with browser internals and the DOM.
  • Understanding of malicious document formats (OLE, CDFv2, PDF, OpenOffice, RTF).
  • Experience parsing and analyzing malicious documents.
  • Proficiency with sandbox environments.
  • High-quality signature development (YARA / ClamAV) and regular expression skills.
  • Intermediate Python experience.
  • Strong independent and collaborative work ethic in a distributed team.
  • Willingness to travel 10%.
  • Authorized to work in the United States; must work during local business hours.
  • Benefits

  • Competitive compensation and base pay ranges based on U.S. markets.
  • Comprehensive benefits package.
  • Learning & development programs.
  • Flexible work environment (remote, hybrid, flexible hours).
  • Annual wellness and community outreach days.
  • Recognition programs for contributions.
  • Global collaboration and networking opportunities.
  • How to Apply

    Submit your application through the Proofpoint Careers portal : https : / / www.proofpoint.com / us / company / careers. Proofpoint is an equal-opportunity employer and welcomes applicants from all backgrounds.

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