> Markdown version of [/jobs/ext/2468118-sr-network-administrator](https://www.wearedevelopers.com/jobs/ext/2468118-sr-network-administrator). 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). --- # Sr. Network Administrator - **Company:** Cognizant Technology Solutions Corporation - **Location:** Poughkeepsie, NY, United States (Remote available) - **Experience:** Expert - **Salary:** $140,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Access Control List, Apple IOS, Border Gateway Protocol, Network Operating System (NOS), Complex Networks, Data Centers, Dynamic Multipoint Virtual Private Networks, Intrusion Detection and Prevention, Multi-protocol Systems, Network Security, Network Troubleshooting, Network Architecture, Network Planning and Design, Network Monitoring, Network Protocols, Cisco Nexus Switches, Open Shortest Path First (OSPF), Paessler Router Traffic Grapher, Systems Integration, TCP/IP, Virtual Switching, Wireless Networks, Load Balancing, Nx-os, Connectivity Problems, System Availability, Amazon Virtual Private Cloud (VPC), Data Center Networking, SolarWinds (Software), Hardware Infrastructure, Cisco - **Published:** August 6, 2026 - **Apply:** https://www.juju.com/job/00000000gm7fm8 ## About the Role 1. Cisco VSS (Virtual Switching System) 2. Virtual Port Channels (vPC) & Virtual Device Contexts (VDCs) 3. Nexus NX-OS Devices Integration & Upgradation Services 4. Data Center Software & Hardware technologies refresh 5. F5 Load Balancers Configuration & Operations, Troubleshooting 6. Cisco Wireless Technologies configurations & support In-depth knowledge of DMVPN setup, support & configurations., Deep understanding of Cisco VSS technology, including fabric partitioning, redundancy, and failover mechanisms. Extensive experience with Cisco Nexus 6000 or 7000 or 9000 series switches, including configuration, troubleshooting, and optimization. Proficient in implementing and managing Nexus Fabric, including Virtual Port Channels (vPC) and Nexus 9000 series switch features., 5+ years of experience in network engineering, with a strong focus on Cisco technologies. Certifications: Cisco certifications (e.g., CCNP, CCIE) are highly desirable. Technical Skills: Extensive knowledge of networking protocols (e.g., TCP/IP, OSPF, BGP, MPLS). Experience with network operating systems (e.g., IOS, NX-OS). Familiarity with network monitoring and management tools (e.g., SolarWinds, PRTG). Strong understanding of network security principles and practices. Soft Skills: Excellent problem-solving and troubleshooting skills. Strong communication and interpersonal skills. Ability to work independently and as part of a team. Ability to manage multiple tasks and priorities effectively ## Description As a Network Engineer L3 specializing in VSS and Nexus integration services, you'll be responsible for designing, implementing, and maintaining complex network infrastructures, focusing on Cisco Nexus 6000 or 7000 or 9000 series switches and Cisco Virtual Switch System technologies, ensuring high availability, performance, and security., Network Design and Implementation: Design, implement, and maintain complex network infrastructures, including LAN, WAN, and data center networks. Focus on Cisco Nexus 6000 or 7000 or 9000 series switches and Cisco VSS technologies. Ensure network designs meet business requirements, performance standards, and security policies., Diagnose and resolve complex network issues, including performance bottlenecks, connectivity problems, and security vulnerabilities. Utilize network monitoring tools and protocols to identify and address issues proactively. Document and communicate network issues and resolutions effectively. Network Security: Implement and maintain network security measures, including access control lists (ACLs), firewalls, and intrusion detection/prevention systems. Stay up-to-date on the latest security threats and vulnerabilities. Collaboration and Communication: Collaborate with other IT teams, including server, storage, and application teams, to ensure network infrastructure meets business needs. Communicate network status, issues, and resolutions effectively to stakeholders. Continuous Improvement: Stay current with the latest network technologies and industry best practices. Propose and implement improvements to network infrastructure and processes. Project Management: Participate in the planning, execution, and completion of network projects. Manage network changes and upgrades effectively. ## 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) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [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) - [Demystifying application networking in the cloud](https://www.wearedevelopers.com/videos/675-demystifying-application-networking-in-the-cloud) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) ## Related Articles - [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) - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j) - [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 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) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter)