> Markdown version of [/jobs/ext/1204512-network-l3-engineer-routing-switching](https://www.wearedevelopers.com/jobs/ext/1204512-network-l3-engineer-routing-switching). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network L3 Engineer- Routing & Switching - **Company:** Purple Drive Technologies LLC - **Location:** New York, NY, United States - **Experience:** Expert - **Contract:** Temporary to permanent - **Skills:** Microsoft Access, IEEE 802.1X, Border Gateway Protocol, Spanning Tree Protocols, Catalyst (Software), Communications Protocols, Computer Networks, Wavelength-Division Multiplexing, Dynamic Host Configuration Protocol, Dynamic Multipoint Virtual Private Networks, Domain Name System (DNS), Internet Group Management Protocols, Internet Protocol Security (IP SEC), Network Security, Network Troubleshooting, Multicasting, Network Segmentation, Cisco Nexus Switches, Open Shortest Path First (OSPF), Ansible, SAP Sales and Distribution, Wide Area Networks, Computer Networking Systems, Identity Services Engine, Network Access Control, Computer Network Technologies, Data Analytics, Routing & Switching, TACACS+ Protocol, Open Network Automation Platform, Cisco - **Published:** July 8, 2026 - **Apply:** https://www.careerjet.com/jobad/us5c04c483c89af8e836a66f09d053e848 ## About the Role * 8-10+ years of experience in enterprise networking * Senior-level expertise in Routing & Switching Technical Skills Core Networking * Strong expertise in Routing & Switching (L2/L3) * Deep knowledge of protocols: * BGP, OSPF, Spanning Tree Protocol (STP) * Multicast (IGMPv2/v3, PIM, RP - Static & Anycast) Networking Platforms * Hands-on experience with: * Cisco ISR, ASR1K, ASR9K * Catalyst 9K, Nexus 9K * Arista switches and platforms SDN & Advanced Networking * SD-Access (SDA) - Mandatory * Cisco DNA Center (DNAC) - Mandatory * VXLAN - Mandatory * Knowledge of: * SD-WAN * DMVPN * IPSEC * MACSEC Security & Access Control * Cisco ISE (Identity Services Engine) * 802.1X / NAC (Network Access Control) * TrustSec & network segmentation * TACACS+, DNS, DHCP Automation & Tools * Ansible (Preferred) * Network automation exposure Infrastructure * Cabling & optics: * 10G / 25G / 40G / 50G / 100G * Breakout cables and panels Experience & Domain Knowledge * Strong hands-on experience in enterprise network environments * Experience with IoT deployments and communication protocols * Expertise in troubleshooting network connectivity for IoT devices/sensors * Proven experience in SD-Access deployment and support Certifications * Cisco CCIE (Lab Certification) - Mandatory, * Strong communication skills (written & verbal) * Excellent stakeholder coordination * Ability to work in a collaborative, fast-paced environment, Immediate opportunity with a European Investment Bank In NYC. The role is onsite- in Midtown. Network Security Engineer- Must have prior experience with remediations and configur… ## Description Network Engineering * Design, configure, and troubleshoot enterprise network infrastructure * Implement and manage Routing & Switching environments * Deploy and maintain SD-Access and VXLAN-based networks IoT & Lab Development * Develop lab frameworks to integrate IoT endpoints with enterprise networks * Identify communication scenarios between edge and endpoint devices * Validate: * Hardware platforms * Software features * Endpoint functionality Testing & Validation * Design and execute tests for: * Data collection * Aggregation * Analytics capabilities * Oversee network validation and certification activities Security & Segmentation * Implement NAC, TrustSec, and network segmentation * Configure 802.1X authentication and access control policies Collaboration & Governance * Work with cross-functional technical teams and stakeholders * Provide documentation, reporting, and status updates * Ensure adherence to quality and delivery timelines ## 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) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Dev & Test in the Cloud? Deploy your cloud environments with Ansible & Terraform](https://www.wearedevelopers.com/videos/1607-dev-test-in-the-cloud-deploy-your-cloud-environments-with-ansible-terraform) - [Embracing the Hybrid Cloud: Unlocking Success with Ansible](https://www.wearedevelopers.com/videos/932-embracing-the-hybrid-cloud-unlocking-success-with-ansible) - [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) - [Eclipse Che for Infrastructure Automation](https://www.wearedevelopers.com/videos/1611-eclipse-che-for-infrastructure-automation) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)