Network Support Engineer

Responsibilities

• Identify and troubleshoot L4–L7 traffic issues involving SSL, HTTP, and other standard application layer protocols
• Analyze performance issues related to TCP retransmissions, session drops, and common HTTP errors
• Work with customer network, application, and DevOps teams to resolve integration issues and identify configuration errors
• Troubleshoot ACOS issues across hybrid and multi-cloud deployments including AWS, Azure, OCI, and GCP
• Troubleshoot application layer security issues related to WAF and SSLi, and perform traffic analysis to detect DDoS attacks
• Use tools like tcpdump and Wireshark to conduct packet-level analysis to debug issues
• Use traffic generation tools such as Ixia, Spirent, or Apache JMeter for simulating network and application traffic
• Reproduce customer issues in lab environments and verify software behavior
• Contribute to KBs, FAQs, and troubleshooting playbooks by summarizing resolved issues

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience
• 3+ years of hands-on experience in network support, system administration, or a similar technical role
• Foundational understanding of networking concepts such as TCP/IP, HTTP/S, DNS, and SSL/TLS
• Experience using packet capture tools like Wireshark or tcpdump
• Exposure to load balancing or ADC platforms
• Familiarity with cloud environments such as AWS, Azure, OCI, or GCP

Preferred Qualifications

• Networking certifications such as CCNA, CCNP, JNCIE, or JNCIP
• Foundational experience with WAF, DDoS protection, or SSLi

About the Company

A10 Networks provides high-performance networking solutions designed to secure and optimize application delivery in modern data centers and cloud environments.