Lead Administrator - L2

Job description:

Job Description

• Primary skills needed for this role

• Strong Enterprise Network Routing & Switching Expertise
• Strong Wireless Network Design, Configuration & Optimization

• Detailed Requirements
• Architecture, High-Level Design, and Low-Level Design 
• Developed enterprise-wide network architectures for SD-WAN, SDA, and campus solutions across Cisco, Aruba, and Juniper platforms 
• Created high-level design (HLD) documentation including topology diagrams, routing domains, and integration boundaries 
• Produced low-level design (LLD) artifacts detailing IP schema, configurations, interface mappings, and implementation plans 
• Ensured alignment of HLD and LLD deliverables with organizational security standards and operational requirements 
• Cisco Software-Defined Access (SDA) 
• End-to-end design and deployment of SDA fabric architectures 
• Configuration and automation using Cisco Catalyst Center 
• Integration with Cisco ISE for identity-based segmentation and policy control 
• Campus & Enterprise Networking 
• Architecture and implementation of scalable Layer 2/3 networks 
• Advanced routing and switching (OSPF, BGP, EIGRP, STP, HSRP) 
• Network segmentation, QoS, and high-availability design patterns 
• Aruba SD-WAN (EdgeConnect) 
• Deployment and orchestration of EdgeConnect appliances 
• WAN optimization, dynamic path selection, and application-based routing 
• Centralized policy management via Aruba Orchestrator 
• Integrated security (zone-based firewalling, IPsec tunnels) 
• Juniper Mist AI-Driven Networking 
• Configuration of Mist Access Points and EX switches 
• AI-driven operations and anomaly detection via Mist AI and Marvis VNA 
• Use of Mist Edge for microsegmentation and VLAN extension 
• Unified wired and wireless campus network design using Mist cloud 
• Network Security & Access Control 
• Secure WAN edge and LAN segmentation using native SD-WAN and fabric tools 
• Implementation of VPN, IPsec, and Zero Trust principles 
• Role-based access using network policies across multi-vendor platforms 
• Tools & Platforms 
• Cisco Catalyst Center (formerly DNA Center), Cisco ISE 
• Aruba Orchestrator, Aruba Central 
• Juniper Mist Dashboard, Marvis, Mist Edge 
• Network diagnostics: SolarWinds, NetBrain, Wireshark 
• Automation: Python scripting, Ansible playbooks, REST APIs 
• Certifications & Qualifications 
• Cisco Certified Internetwork Expert (CCIE) – Preferred 
• Cisco Certified Network Professional (CCNP) 
• Aruba Certified Edge Professional (ACEP) or SD-WAN Specialist 
• Juniper Mist AI or JNCIS-ENT recommended 
• 8–10+ years of enterprise networking experience 
• Soft Skills & Experience 
• Successfully led complex, multi-site campus and WAN deployments 
• Expertise in vendor coordination, client engagement, and stakeholder communication 
• Strong documentation skills for runbooks, network diagrams, HLD/LLD, and SOWs 
• Effective cross-functional collaboration and technical leadership  

Experience: 8-10 Years
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