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

Public source summary from intern-list.com / Jobright.

ByteDance is a technology company seeking a Network Security Software Engineer Intern to join its Network Security team. The intern will help design and develop enterprise-grade network security products, support AI-native security capabilities and customized solutions, and take ownership of scoped features through coding, reviews, documentation, and testing.

Responsibilities

Participate in the design and development of network security products for hyperscale environments, including firewalls, WAF, IDS, and similar systems, under the guidance of senior engineers Assist in building security capabilities for AI-native systems, including LLM/Agent abuse prevention, risk detection, and behavioral analysis Support the team in delivering customized security solutions for ByteDance's business units that meet compliance and security requirements Take ownership of well-scoped modules or features, participate in code reviews, and contribute to team documentation and testing

Qualifications: Currently pursuing a Undergraduate/ Master's/Phd's 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, demonstrated through coursework, personal projects, research, or prior internships Exposure to or coursework/project experience with LLM/Agent-based systems (e.g., tool/function calling, context management, or related security implementations) Self-driven problem solver with strong communication and collaboration skills, comfortable working in fast-paced, ambiguous environments Personal projects, research, CTF experience, or coursework related to LLM/AI security (e.g., prompt injection defense, abuse prevention, content safety, model risk control) Familiarity with firewall, WAF, or IDS products, or networking/security-related open-source contributions Prior internship experience in security, networking, or backend infrastructure

Benefits: Interns have day one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year). Interns who are not working 100% remote may also be eligible for housing allowance.