Principal Infrastr Eng
- Linux
- AI
- BGP
- OSPF
- Cisco
- Nexus
- iOS
- Test Automation
- Python
- Ansible
- Git
- GitHub
- Machine Learning
- Tcpdump
- Wireshark
- TCP/IP
- CCNP
- Arista
- Kubernetes
- Cilium
- eBPF
- Robot Framework
- CI/CD
Senior Network Test & Certification Engineer
Location: New York, NY – Hybrid, 3–4 days onsite
Experience: 8+ years
We are looking for ahands-on Senior Network Test & Certification Engineer with strong enterprise networking, automation, Linux, and AI-assisted engineering experience. The engineer will be responsible for testing and certifying network hardware, software releases, patches, and new features before production deployment.
Key Responsibilities
- Performnetwork lab testing, functional/regression testing, code and patch certification, performance and interoperability validation.
- Test and troubleshootBGP, OSPF, L2/L3, routing, switching, failover and convergence scenarios.
- Work with CiscoCatalyst, Nexus, ASR/ISR and IOS-XE/NX-OS environments.
- Develop network test automation usingPython, Ansible, APIs and Git/GitHub.
- UseAI/GenAI and Agentic AI to accelerate test-case generation, log/configuration analysis, troubleshooting, root-cause analysis, CVE/patch assessment and certification reporting.
- Perform Linux-based network troubleshooting usingtcpdump, Wireshark and related tools.
- Document test results, defects, risks and production-readiness recommendations.
Required Skills
- 8+ years of hands-onNetwork Engineering experience.
- StrongBGP, OSPF, TCP/IP and enterprise routing/switching.
- Hands-on CiscoCatalyst/Nexus/ASR/ISR experience.
- Experience withnetwork testing, validation or certification.
- Good hands-onPython and Ansible automation.
- StrongLinux networking and troubleshooting knowledge.
- CCNP DevNet/DevCor or equivalent network automation expertise strongly preferred.
- Exposure toGenAI/LLMs, AI-assisted automation or Agentic AI workflows.
Preferred Skills
IXIA/Spirent, Arista, Kubernetes/CNI, Cilium/eBPF, Robot Framework, multicast (IGMP/PIM), CVE/security patch validation, CI/CD and cloud networking.
Ideal candidate: A strong Network Engineer who can combinenetwork testing + Python/Ansible automation + AI-assisted engineering to make network certification faster, more automated and more reliable.
Principal Infrastr Eng · Mphasis