Network Engineer

NMK Global Inc. is a global IT Services & Solutions company specializing in IT Staffing, Technology Consulting, Workforce Solutions, and Application Development Services. We help organizations build high-performing technology teams by connecting them with exceptional talent across a wide range of industries. Our expertise, industry knowledge, and consultative approach enable clients to achieve successful business outcomes while helping professionals advance their careers.

Role : Sr. Network Engineer

Location: Austin, TX / Cupertino, CA

Job Description

We are seeking an experienced Sr. Network Engineer / Network Architect with 8+ years of enterprise networking experience to support large-scale SD-Access fabric and spine/leaf campus network deployments.

The ideal candidate should have strong hands-on implementation experience and be able to lead network deployment planning, configuration, migration, troubleshooting, and post-migration support. Candidates must be able to demonstrate real-world production experience, not just theoretical knowledge or certifications.

Key Responsibilities

• Lead end-to-end deployment planning for SD-Access fabric and spine/leaf campus modernization.
• Translate High-Level Designs (HLD) into detailed Low-Level Designs (LLD), implementation plans, and configuration standards.
• Develop and execute IPv4-to-IPv6 migration strategies, including dual-stack and phased migration approaches.
• Design scalable deployment models for large enterprise environments.
• Develop configuration templates for routing, segmentation, QoS, policy enforcement, and SD-Access.
• Create detailed MOPs, deployment runbooks, rollback plans, and validation checklists.
• Provide real-time support during network migrations, cutovers, and post-migration stabilization.
• Troubleshoot issues involving IPv6, VXLAN, routing, segmentation, RADIUS, wired/wireless authentication, and service restoration.
• Perform root-cause analysis and communicate troubleshooting steps and resolutions clearly.
• Work closely with engineering, operations, project management, vendors, and customer stakeholders.
• Review deployment risks, change requests, rollback readiness, and technical implementation plans.

Required Skills

• 8+ years of enterprise networking experience.
• Strong hands-on experience with SD-Access, software-defined campus, or large-scale spine/leaf deployments.
• Strong IPv6 implementation and migration experience.
• Hands-on experience with:
  • BGP
  • OSPF
  • VXLAN / EVPN-VXLAN
  • VRFs / VLANs
  • Route redistribution and route control
  • Network segmentation
  • Policy enforcement
  • RADIUS
  • Wired/Wireless authentication
• Strong troubleshooting and production deployment experience.
• Experience creating MOPs, implementation plans, rollback procedures, validation checklists, and operational documentation.
• Strong communication and technical documentation skills.

Preferred Skills

• CCIE certification preferred.
• Cisco Catalyst Center / DNA Center
• Cisco ISE
• Cisco Catalyst 9000
• Cisco Nexus
• Arista
• Palo Alto Networks
• Opengear
• Python
• Ansible
• Terraform
• Network automation and configuration templating
• Enterprise routing, switching, wireless, and firewall technologies

NMK Global Inc. is an Equal Opportunity Employer. We are committed to creating an inclusive workplace and consider all qualified applicants without regard to age, race, color, religion, sex, national origin, disability, protected veteran status, sexual orientation, gender identity, or any other characteristic protected by applicable law.