QA Engineer: High-Throughput Networking & Security Systems

Fortinet; Sunnyvale (CA); On-site; USD 136,000 - 176,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k)

Paid holidays

Vacation time

Sick time

Disability insurance

Job summary

Fortinet is seeking a QA Engineer for the FortiGate Chassis platform to validate high-end firewall systems, focusing on throughput, scalability, resiliency, and availability.

The role emphasizes distributed state synchronization, session-aware traffic distribution, and automation. Ideal candidates have strong networking, Linux fundamentals, troubleshooting, and Python/Bash scripting abilities.

Qualifications

• 3+ years of experience in networking, system testing, QA, or related engineering role.
• Strong understanding of TCP/IP, Layer 2/3/4 forwarding, VLAN, LAG/LACP, ARP/ND, NAT, and HA.
• Good understanding of stateful networking, forwarding tables, MAC/FDB tables, sessions, and traffic distribution.
• Strong hands-on Linux and system troubleshooting skills.
• Good Python and Bash scripting/automation skills.
• Experience with packet analysis and diagnostic tools such as Wireshark and tcpdump.
• Familiarity with virtual machines and container technologies.

Responsibilities

• Design, execute, and automate functional, system, performance, scalability, and reliability testing for FortiGate Chassis platforms.
• Validate synchronization and consistency of configuration, FIB/FDB, sessions, and other runtime states across chassis components.
• Validate packet forwarding and session-aware load balancing/distribution under high-throughput conditions.
• Test system resiliency, state recovery, and service continuity during module failure, restart, failover, upgrade, and transitions.
• Troubleshoot complex system and data-plane issues using captures, logs, counters, and diagnostics.
• Develop and maintain test automation and tools using Python and Bash.
• Collaborate with Development and QA to understand features, identify defects, and improve coverage.
• Design and maintain test environments and identify required networking and test equipment.

Skills

TCP/IP

Linux

Python

Shell scripting

Networking troubleshooting

Education

Bachelor's or Master's in CS/CE

Tools

Wireshark

tcpdump

VMware

KVM

Docker

Job description

Fortinet is seeking a QA Engineer for the FortiGate Chassis platform to validate high-end firewall systems, focusing on throughput, scalability, resiliency, and availability.

The role emphasizes distributed state synchronization, session-aware traffic distribution, and automation. Ideal candidates have strong networking, Linux fundamentals, troubleshooting, and Python/Bash scripting abilities.