WiFi Subject Matter Expert (Smart Home Analytics Team)

EPAM Systems; New York (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

EPAM Systems is seeking a WiFi Subject Matter Expert to bridge wireless engineering and data analytics in our Smart Home Analytics team. You will test and optimize WiFi performance, analyze routes, and generate actionable reports for stakeholders.

Responsibilities include developing automation scripts in Python, using Spark for data processing, and validating CPE like TR-069 routers in lab setups. Strong knowledge of 802.11ac/ax required.

Qualifications

• Prior experience with WiFi performance testing is required.
• Strong knowledge of 802.11ac/ax protocols is a MUST.
• Ability to write automation scripts via Python is highly desired.
• Demonstrated ability with Python and Spark within data-intensive environments.
• Familiarity with lab test equipment such as Spectrum analyzers, network analyzers, and oscilloscopes.

Responsibilities

• Conduct rigorous WiFi performance testing, generate throughput (TPut), KPI, and other performance metrics and statistics for tested devices.
• Write and customize automation and shell scripts to validate CPE such as TR-069 routers on the network, running experiments per vendor (ports, WiFi radios, SSID packets, etc.)
• Leverage Python and Spark within data-intensive environments to process and analyze metrics, compile test reports, and prepare presentations
• Utilize advanced debugging tools to perform root-cause analysis and resolve complex performance bottlenecks
• Eagerly learn and apply new technologies in data visualization and automation

Skills

WiFi testing

Python

Spark

Shell scripting

Root-cause analysis

Tools

TR-069

Octoscope

Veriwave

Job description

The Smart Home Analytics (SHA) team is seeking a WiFi Subject Matter Expert to bridge the knowledge gap between advanced wireless technologies and our data-focused team members. In this critical role, you will help maximize the value of router data collection and ensure deep wireless networking expertise is readily available. You will be instrumental in testing, analyzing, and optimizing WiFi performance within an innovative smart home ecosystem.

• Req.#1071753867Performance Testing & Validation: Conduct rigorous WiFi performance testing, generate throughput (TPut), KPI, and other performance metrics and statistics for tested devices
• Automation & Scripting: Write and customize automation and shell scripts to validate Customer Premises Equipment (CPE) such as TR-069 routers on the network, running experiments per vendor (ports, WiFi radios, SSID packets, etc.)
• Data-Intensive Collaboration: Leverage Python and Spark within data-intensive environments to process and analyze metrics, compile test reports, and prepare presentations
• Debugging & Root-Cause Analysis: Utilize advanced debugging tools to perform root-cause analysis and resolve complex performance bottlenecks
• Continuous Innovation: Eagerly learn and apply new technologies in data visualization and automation
• Prior experience with WiFi performance testing is required
• Very good understanding of 802.11ac/ax protocols is a MUST
• Ability to write automation scripts via Python is highly desired
• Demonstrated ability with Python and Spark within data-intensive environments
• Ability to write shell scripts to validate CPE (e.g., TR-069 routers) and customize scripts/experiments per vendor
• Familiarity with test equipment such as Octoscope or Veriwave
• Good knowledge of RF concepts: splitters, attenuators, antennas, and RF shielded boxes
• Familiarity with lab test equipment: Spectrum analyzers, network analyzers, and oscilloscopes
• Good knowledge of TCP/IP, L2 networking / switches, and Wireshark debugging tools
• Good knowledge of device management protocols like TR-069
• Prior experience with debugging tools and root-cause analysis
• Strong problem-solving skills, with the ability to compile comprehensive test reports and prepare stakeholder presentations
• A solid background in database engineering and software development
• Understanding of wireless protocols such as 4G/5G