Drimva

ByteDance

Network Security Software Engineer Intern (Security Engineering) - 2027 Fall

San Jose, California · Internship · Posted Oct 28, 2026

Education
Currently pursuing an undergraduate, master’s, or PhD degree in Computer Science, Cybersecurity, Networking, or a related discipline.

About the job

Develop network security products for hyperscale environments and help build security capabilities for AI-native systems.

What you'll do

  • Design and develop network security products such as firewalls, WAF, and IDS under senior engineers’ guidance.
  • Help build AI-native security capabilities, including LLM/Agent abuse prevention, risk detection, and behavioral analysis.
  • Develop scoped features, support customized security solutions, and contribute to code reviews, documentation, and testing.

What they ask for

  • Currently pursuing an undergraduate, master’s, or PhD degree in Computer Science, Cybersecurity, Networking, or a related discipline.
  • Solid foundation in data structures, algorithms, computer networks, and operating systems.
  • Proficiency in at least one of C, Go, or Python.
  • Exposure to or coursework/project experience with LLM/Agent-based systems.

Nice to have

  • Projects, research, CTF experience, or coursework related to LLM/AI security.
  • Familiarity with firewall, WAF, or IDS products; networking/security open-source contributions; or a prior security, networking, or backend infrastructure internship.

Tools

C, Go, Python, LLM/Agent

AI focus

Build security capabilities for AI-native systems, including LLM/Agent abuse prevention, risk detection, behavioral analysis, and related security implementations.

Model-written summary · the original posting is authoritative

First seen Oct 28, 2026 · Last verified Nov 4, 2026 (UTC)