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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Test Engineer - **Company:** NAT & NAT LLC - **Location:** New York, NY, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** IEEE 802.1X, Amazon Web Services, Apple IOS, Automation of Tests, Microsoft Azure, Border Gateway Protocol, Spanning Tree Protocols, Bug Tracking Systems, Catalyst (Software), Cloud Computing, Cloud Engineering, Data Centers, DDoS Mitigation, Linux, Identity and Access Management, Internet Group Management Protocols, Networking Hardware, Internet Protocol Security (IP SEC), Interoperability, Python (Programming Language), Multicasting, Network Planning and Design, Packet Analyzer, Cisco Nexus Switches, Open Shortest Path First (OSPF), Software Maintenance, Ansible, Software Deployment, Systems Integration, Tcpdump, Wireshark, Wide Area Networks, Network Routers, Scripting, Network Access Control, Load Balancing, Performance Testing, Kubernetes, Fortinet, Restful APIs, Open Network Automation Platform, Cisco - **Published:** September 24, 2026 - **Apply:** https://www.thejobnetwork.com/job/fb750a4e-d6c3-43c1-9932-b730f3456857/senior-network-test-engineer ## About the Role This role focuses on hands-on lab testing, functional validation, rapid software/hardware certification, and test automation for enterprise data centers, campus networks, WAN/MAN, and cloud-native environments. The ideal candidate brings a background in network design and testing, proficiency with Cisco and Arista platforms, IXIA/Spirent test tools, and network automation via Python and Ansible., * Experience: 8+ years of senior-level experience in LAN/WAN network design, engineering, and code/feature certification in lab environments. * Certification: CCIE level or minimum CCNP. * Core Protocols: In-depth knowledge of OSPF, BGP, Spanning Tree, CEF, TCAM, and Multicast (IGMPv2/v3, PIM-SM, Static RP, RP-Anycast, MSDP). * Hardware Platforms: Hands-on proficiency with Cisco (Catalyst, Nexus, ISR4k, ASR1k) and Arista platforms (7280, 7504, 7060). * Network Automation: Solid experience writing Python scripts, Ansible playbooks, and managing code in Git/GitHub. * Testing Tools & Packet Analysis: Expertise using IXIA, Spirent, Wireshark, and TCPDUMP. * Linux & Systems: Strong foundational knowledge of Linux administration, Kubernetes operational tools (kubectl), and CNI. * Security & Risk Assessment: Familiarity with CVE analysis, vulnerability evaluation, and patch certification. Desired Skills * Experience integrating Ansible playbooks with the ROBOT Framework. * Knowledge of Network Access Control (802.1x, MAB, Port Security, NAC), QoS (L2/L3), and IPSec. * Exposure to public cloud networking (AWS or Azure). * Familiarity with Data Center physical infrastructure (10G/25G/40G/50G/100G cabling, power, and cooling) and router hardening/DDoS mitigation. ## Description We are seeking a Senior Network Test Engineer with 8+ years of experience in network routing, switching, and lab certification to join an Enterprise Network Services (ENS) team in New York., * Hardware & Software Certification: Lead lab testing and rapid certification of network hardware (routers, switches) and operating systems (IOS, XE, NX-OS, XR, EOS) prior to production deployment. * Rapid Security & Patch Certification: Execute expedited certification for Software Maintenance Upgrades (SMUs), code releases, and patches driven by CVEs and risk management events. * Automation & IaC: Create, maintain, and expand test automation workflows using Python, Ansible playbooks, REST APIs, and Infrastructure-as-Code techniques to boost testing efficiency. * Performance & Interoperability Testing: Perform functional and performance testing using IXIA and Spirent tools. Validate interoperability with network appliances like firewalls and load balancers (F5, A10, Fortinet, SRX). * Cloud-Native & Observability: Evaluate and operate cloud-native networks using Kubernetes (CNI, kubectl) and eBPF-based platforms (Cilium) for service load balancing, policy enforcement, and kernel telemetry. * Engineering Standards & Guidelines: Draft engineering guidelines, certification reports, standard configuration templates, and bug tracking documentation. * Vendor & Stakeholder Engagement: Manage vendor relationships, evaluate Proof of Concepts (PoCs), and present technical recommendations to technical teams and business unit leaders. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing)