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Facebook Network Engineer Mobile App Testing United States, California 318548142
27.03.2025
Network Engineer, Mobile App Testing Responsibilities
- Design, build and integrate end-to-end testbeds in a controlled lab environment that includes mobile devices, applications, wired and wireless access technologies such as Wi-Fi and cellular, IPv4/IPv6 networking elements and various test equipment, to replicate real-world scenarios and validate app functionality, performance, usability
- Leverage lab environments to plan and execute comprehensive test campaigns and testing strategies for social applications across various platforms with the goal of ensuring high-quality user experience
- Collect unique product team and infrastructure team requirements to validate application functionality, performance, usability based on on application-level metrics and network-level metrics across various networking conditions
- Validate app functionality, performance, and usability on various devices, including smartphones and tablets, to identify areas for improvement and optimize the overall user experience
- Perform hands-on troubleshooting and issue resolution of applications, devices and network elements across end-to-end testbeds during the test and validation campaigns to identify root causes and develop remediation strategies
- Leverage coding/scripting languages such as Python, shell scripting etc. to automate and improve lab operations
- Innovate and automate new capabilities across end-to-end testbeds in the controlled lab environments to provide actionable insights useful for product improvement and accelerate testing
- Contribute to and maintain technical documentation, runbooks to ensure knowledge sharing and collaboration across teams and the execution of test campaigns
- Collaborate across engineering and product management teams and adapt to changing requirements and testing needs to meet expectations of cross-functional teams
- Continuously evaluate and improve lab infrastructure, testing processes, automation capabilities, test & tooling capabilities to ensure alignment with industry best practices
Minimum Qualifications
- Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience.
- 6+ years of experience in laboratory environments, managing multi-vendor equipment, utilizing wireless and wired network test equipment, and interfacing with mobile devices
- Experience leading the development and execution of tests, requirements identification, data collection & results reporting
- Experience with coding/scripting languages such as Python, shell scripting etc. along with knowledge in code repository solutions
- Understanding of network protocols (e.g, TCP/IP, HTTP/HTTPS, DHCP/DNS)
- Familiarity with end-to-end networking architectures (e.g, LAN, WAN)
- Understanding of wireless access networks (e.g, Wi-Fi, 4G/LTE, 5G)
- Knowledge of network security protocols (e.g, SSL/TLS, VPN) in the context of cellular and Wi-Fi
- Understanding of network monitoring tools (e.g, Wireshark, tcpdump) and network analysis techniques (packet captures, protocol analysis)
- Familiarity with network-level metric measurements (e.g, throughput, latency, jitter) and device-level metric measurement (e.g, storage, throughput)
- Proven experience managing multiple projects simultaneously and deliver against mission critical deadlines
- Proven experience working in a global team environment and solving problems with limited oversight
Preferred Qualifications
- Experience with building, maintaining end-to-end testbeds for mobile app testing
- Experience with mobile app testing methodologies (e.g., acceptance, benchmarking, profiling)
- Experience with testing frameworks and tools (e.g., Appium, Selenium, Jest E2E)
- Experience using data visualization tools to create dashboards and drive decision making. Experienced in using complex SQL queries and Python to create data pipelines to manipulate large datasets from multiple sources
- Understanding of mobile operating systems (Android, iOS) and debugging tool (e.g, ADB)
- Familiarity with DevOps practices and tools (e.g., CI/CD)
- Understanding of Quality of Experience (QoE) metrics (e.g., latency, throughput, packet loss), QoE testing methodologies (e.g., network simulation, device testing and the capability to analyze and interpret QoE data
About Meta
$161,000/year to $225,000/year + bonus + equity + benefits
Individual compensation is determined by skills, qualifications, experience, and location. Compensation details listed in this posting reflect the base hourly rate, monthly rate, or annual salary only, and do not include bonus, equity or sales incentives, if applicable. In addition to base compensation, Meta offers benefits. Learn more about at Meta.
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