VPN & WAN Optimization Tester
1 week ago
Key Responsibilities : - VPN Protocol Testing : Conduct thorough testing of various VPN protocols (OpenVPN, IPSec, IKEv2, WireGuard, etc.) to ensure proper functionality and performance. - End-to-End Testing : Execute end-to-end testing on VPN software across different platforms (Windows, macOS, Linux, iOS, Android) to ensure compatibility and stability. - Performance Testing : Assess VPN performance under varying network conditions, focusing on latency, throughput, and connection stability. - Security Testing : Identify and evaluate potential security vulnerabilities in VPN implementations, including testing for data leakage, DNS leaks, and other security threats. - WAN Optimization Testing : Test and validate WAN optimization technologies, including deduplication, compression, protocol optimization, and TCP acceleration to ensure optimal application performance over wide-area networks. - Optimization Evaluation : Evaluate how WAN optimization solutions impact the performance of VPN connections, and work on improving the overall network efficiency in a high-latency or low band width environment. - Troubleshooting : Reproduce, debug, and isolate defects related to VPN and WAN optimization connectivity and performance, working closely with developers to fix issues. - Automation : Develop and maintain automated test scripts to ensure consistent testing for VPN and WAN optimization functionality, load, and performance. Required Qualifications : - Bachelor's degree in Computer Science. - 3 years of experience in software testing, with a focus on VPN and WAN optimization products and networking technologies. - Strong knowledge of VPN technologies and protocols (IPSec, PPTP, L2TP, OpenVPN, WireGuard, Cisco VPN, Microsoft Always on) - Solid understanding of WAN optimization technologies (e.g., Riverbed SteelHead, Cisco WAAS, Silver Peak) and their impact on network performance. - Experience testing networking protocols like TCP/IP, DNS, HTTP/HTTPS, and routing. - Proficiency with networking tools such as Wireshark, tcpdump, NetFlow, and others for analyzing network traffic. - Hands-on experience with testing VPN clients, WAN optimization devices, and servers on multiple platforms (Windows, macOS, Linux, iOS, Android). - Strong knowledge of firewalls, proxies, and NAT traversal as it relates to VPNs and WAN optimization. - Experience with performance testing tools such as JMeter, LoadRunner, or similar. - Knowledge of security testing techniques (pen testing, vulnerability assessments) to identify weaknesses in VPN and WAN optimization implementations. - Familiarity with automation testing tools like Selenium, Python, or similar scripting languages for network-based testing. (ref:hirist.tech)
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