Senior Engineer - Network Testing

About the role

Katimex Cielker is looking for a Senior Engineer to lead network testing activities for early‑stage prototypes. You will design, develop and execute comprehensive test pipelines that validate performance against customer use cases.

Key responsibilities

• Design and implement automated testing pipelines for L2/L3 networking features.
• Define test cases based on customer scenarios and ensure full coverage of requirements.
• Conduct functional, unit, throughput, latency and packet‑loss stress tests.
• Set up test environments using network emulators, traffic generators, packet captures and simulators.
• Produce clear test reports with recommendations for prototype improvements.
• Collaborate with cross‑functional teams and share results with stakeholders.
• Support troubleshooting of networking features on modems and related products.
• Ensure testing complies with regulatory and industry standards.

Required profile

• Bachelor’s degree in Telecommunications, Computer Science, Electronics Engineering or a related field.
• 3‑5 years of hands‑on experience in networking, testing and troubleshooting.

Required skills

• Switching
• Network Analyzers
• Traffic generators
• Simulators
• Network Emulators
• Testing pipelines
• Modems
• Routing
• Testing Tools
• Linux Networking
• Routers
• Python