Research Engineer, Efficacy Engineering- Talos

April 17, 2021 - Fulton, MD/ Remote, USA/Canada

Role & Responsibilities

The Talos Email Efficacy team is a multinational group of security researchers and analysts. We invent novel approaches to detecting phishing attacks and other threats, both in small groups and by working independently to build detection content and proof-of-concept models. These can transition to internally supported tools or to Talos development teams to be hardened and further developed based on guidance provided by us.

Specific responsibilities include:

  • Good pattern recognition: identifying and anticipating new threats
  • Dependable judgment and attentive to details
  • Rapid prototyping of code to automate newly discovered threat patterns
  • Maintaining and bolstering our products’ high catch rate for threats
  • Collaboration with similarly innovative interdisciplinary teams to meet efficacy goals


  • Past experience in any of: development, IT, machine learning, security
  • Proficiency in Python and/or Perl and/or shell scripting (bash, awk, sed, …)
  • Regular experience using a UNIX command line (ssh, grep)
  • Comfortable with regular expressions
  • Good verbal, written, analytical, and persuasive skills
  • Flexible and adaptable, able to pursue multiple separate tasks

Bonus skills

Familiarity or interest in any combination of these is helpful:

  • Pattern-based puzzles like Regex Golf,
  • Scripting basics in Lua
  • Anti-abuse advocacy
  • Exploring malware or obfuscated HTML/CSS/JS
  • SMTP, email headers, and related email and anti-spoofing standards
  • Big data tools (Elasticsearch/ELK, HBase)
  • Statistics, probability, and machine learning
  • Fluent in reading non-English language(s)