TikTok USDS Joint Venture
Network Security Engineer
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Network Security Engineer
Responsibilities
- Cloud Network Security: Design, deploy, and maintain secure network architectures across multi-cloud environments (AWS, Azure, and/or GCP), including VPCs, Transit Gateways, Network Security Groups, and Cloud-Native Firewalls.
- AI-Driven Automation: Develop and integrate AI-enhanced Network Automation and SOAR (Security Orchestration, Automation, and Response) playbooks to automate threat containment, routine firewall provisioning, and anomalous traffic mitigation.
- AIOps Integration: Leverage AIOps platforms and machine learning analytics to identify behavioral anomalies, reduce alert fatigue, and predictively route network degradation or security events.
- Infrastructure Defense: Manage and optimize Next-Generation Firewalls (NGFW), Intrusion Detection/Prevention Systems (IDS/IPS), and Secure Access Service Edge (SASE) / Zero Trust Network Access (ZTNA) solutions.
- Incident Response & Escalation: Serve as a Level 2 escalation point for network security incidents, conducting deep-dive packet analysis, threat hunting, and post-incident forensic reviews.
- Continuous Compliance: Ensure all cloud and on-premise network security configurations adhere to industry frameworks (e.g., CIS, NIST, SOC 2) and perform regular automated vulnerability assessments.
- Mentorship & Documentation: Maintain highly accurate, up-to-date documentation of network topologies, automation scripts, and incident response procedures. Mentor Tier 1 SOC and NOC analysts.
Qualifications
Minimum Qualifications:
- 3+ years of dedicated experience in network security engineering, architecture, or tier-2 operations.
- Cloud Security Expertise: Proven hands-on experience securing infrastructure in major public clouds (AWS, Azure, or GCP). Deep understanding of cloud networking constructs, IAM, and micro-segmentation.
- Automation & Scripting: Strong proficiency in scripting languages (Python, Go, or Bash) and Infrastructure-as-Code (IaC) tools (Terraform, Ansible) to build security automation pipelines.
- AI/SOAR Experience: Hands-on experience with SOAR platforms (e.g., Palo Alto Cortex XSOAR, Splunk Phantom) and AI-driven network analytics/threat detection tools (e.g., Darktrace, Vectra, or cloud-native ML security hubs).
- Core Networking: Deep understanding of TCP/IP, BGP, OSPF, IPsec/SSL VPNs, DNS, and packet-level analysis (Wireshark, tcpdump).
- Firewall Proficiency: Advanced administration experience with enterprise firewalls (e.g., Palo Alto, Fortinet, Check Point).
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Preferred Qualifications
- Industry Certifications: CCNP Security, PCNSE, AWS Certified Security - Specialty, Azure Security Engineer Associate, or CISSP.
- Zero Trust Architecture: Experience deploying and managing SASE platforms (e.g., Zscaler, Prisma Access, Netskope).
- DevSecOps Familiarity: Understanding of CI/CD pipelines and integrating network security checks into the software development lifecycle.
About USDS
TikTok USDS Joint Venture LLC is dedicated to the safety and security of millions of Americans who create, discover, and connect with what they love on the apps we operate. The Joint Venture has been established in compliance with the Executive Order signed by President Trump on September 25, 2025. Our foundation is a comprehensive data privacy and cybersecurity program we operate under defined safeguards to protect national security and secure U.S. user data, apps and the algorithm. We safeguard the U.S. content ecosystem, holding decision-making authority for trust and safety policies and moderation. USDS Joint Venture helps ensure Americans can continue to express their creativity, discover new hobbies and interests, and build thriving communities and businesses on a global scale.
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On-site presence across teams allows the company to operate with greater speed, alignment, and agility — especially in areas like real-time decision-making, team development, and integrated execution. As such, the company is shifting from a hybrid work model to a fully in-person schedule up to 5 days a week.
Why Join Us
Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day. We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us.
Diversity & Inclusion
TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.
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