Senior Automation Tester - Networking L2/L3 Protocol Testing

Sapsf; United States; On-site; USD 110,000 - 170,000; Full time

Job summary

Sapsf is seeking a highly skilled Data Networking QA Engineer (Testing & Automation) to join our team in the United States. The ideal candidate will bring deep networking domain expertise and hands-on experience with Python and GoLang automation to design, test, and automate large-scale network solutions leveraging modern protocols and leading hardware platforms.

You will design and execute automated test plans for protocols such as ISIS, BGP, MPLS, EVPN, IPv6, and more; automate workflows; test

Qualifications

• 5-10 years of hands-on experience in networking QA/testing and automation.
• Proficiency in Python and GoLang for test automation and development.
• Strong expertise in networking technologies: ISIS, BGP, MPLS, MPLS-TE, L2/L3 VPN, EVPN, Segment Routing, IPv6, Multicast, MPLS-LDP/RSVP-TE.
• Practical experience with Cisco XR routing hardware and active involvement in current networking environments.
• Skilled in UNIX/Linux systems and Bash/Unix Shell scripting.
• Familiarity with IXIA, Spirent, and other network traffic generators.
• Experience with telemetry, gNMI, SNMP, gRPC, Netconf, OpenConfig YANG models.
• Ability to design, troubleshoot, and optimize complex routing setups (including BGP and OSPF).
• Proven track record in diagnosing and resolving issues in large-scale, complex routing networks.
• Excellent communication, collaboration, and problem-solving skills.

Responsibilities

• Design, develop, and execute automated test plans for network protocols (ISIS, BGP, MPLS, MPLS-TE, L2/L3 VPN, Segment Routing, EVPN, IPv6, Multicast, MPLS-LDP/RSVP-TE).
• Automate testing workflows using Python and GoLang, ensuring coverage of network features and regression scenarios.
• Configure and test Cisco XR routing hardware and related platforms; collaborate with engineering to validate new features.
• Utilize IXIA, Spirent, and similar traffic generators for functional and performance testing.
• Collect and analyze telemetry, gNMI, SNMP, gRPC, Netconf, and OpenConfig YANG models for monitoring, diagnostics, and test validation.
• Troubleshoot and resolve issues across large-scale routing networks; provide root-cause analysis and actionable recommendations.
• Maintain and enhance test automation frameworks and scripts in UNIX/Linux environments (Bash/Unix Shell).
• Collaborate with developers and QA peers to improve automation coverage, test reliability, and operational effectiveness.

Skills

Networking QA

Python

Go

UNIX/Linux scripting

BGP/ISIS/MPLS

Automation frameworks

Test automation

Cisco XR

Traffic generators

Telemetry/OpenConfig

Tools

IXIA

Spirent

Cisco XR hardware

Netconf/OpenConfig

gNMI

SNMP

gRPC

Job description

We are seeking a highly skilled Data Networking QA Engineer (Testing & Automation) to join our team. The ideal candidate will have strong networking domain expertise, hands-on experience with Python and GoLang automation, and a proven track record of diagnosing and resolving complex routing issues. This role involves the design, testing, and automation of large-scale network solutions, leveraging modern protocols and leading hardware platforms.

Key Responsibilities

Design, develop, and execute automated test plans for network protocols (ISIS, BGP, MPLS, MPLS-TE, L2/L3 VPN, Segment Routing, EVPN, IPv6, Multicast, MPLS-LDP/RSVP-TE).

• Automate testing workflows using Python and GoLang, ensuring coverage of network features and regression scenarios.
• Configure and test Cisco XR routing hardware and related platforms; collaborate closely with engineering teams to validate new features.
• Utilize IXIA, Spirent, and similar traffic generators for functional and performance testing.
• Collect and analyze telemetry, gNMI, SNMP, gRPC, Netconf, and OpenConfig YANG models for monitoring, diagnostics, and test validation.
• Troubleshoot and resolve issues across large-scale, complex routing networks; provide root-cause analysis and actionable recommendations.
• Maintain and enhance test automation frameworks and scripts in UNIX/Linux environments (Bash/Unix Shell).
• Collaborate with developers and QA peers to improve automation coverage, test reliability, and operational effectiveness.

Skill Requirements

• 5-10 years of hands-on experience in networking QA/testing and automation.
• Proficiency in Python and GoLang for test automation and development.
• Strong expertise in networking technologies: ISIS, BGP, MPLS, MPLS-TE, L2/L3 VPN, EVPN, Segment Routing, IPv6, Multicast, MPLS-LDP/RSVP-TE.
• Practical experience with Cisco XR routing hardware and active involvement in current networking environments.
• Skilled in UNIX/Linux systems and Bash/Unix Shell scripting.
• Familiarity with IXIA, Spirent, and other network traffic generators.
• Experience with telemetry, gNMI, SNMP, gRPC, Netconf, OpenConfig YANG models.
• Ability to design, troubleshoot, and optimize complex routing setups (including BGP and OSPF).
• Proven track record in diagnosing and resolving issues in large-scale, complex routing networks.
• Excellent communication, collaboration, and problem-solving skills.