Sr Network Engineer

Must Have Technical/Functional Skills

• Experience designing, implementing, supporting, and improving enterprise network infrastructure.
• Strong knowledge of TCP/IP, IPv4/IPv6, DNS, DHCP, VLANs, STP, NAT, ACLs, and subnetting.
• Hands-on expertise with enterprise routing and switching, including BGP and OSPF.
• Experience supporting LAN, WAN, WLAN, and complex production network environments.
• Working knowledge of firewalls, VPNs, network segmentation, access controls, and network security principles.
• Strong troubleshooting skills using packet analysis, logs, monitoring platforms, and diagnostic tools.
• Experience with network monitoring, capacity management, performance management, availability management, and root-cause analysis.
• Ability to create and maintain network diagrams, implementation plans, standards, procedures, configuration records, and troubleshooting guides.
• Experience supporting complex infrastructure projects, production changes, and service-impacting incidents.
• Exposure to network automation or scripting using Python, PowerShell, or Ansible is preferred.
• Relevant certifications such as Cisco CCNP, Cisco CCNA, or comparable industry certifications are desirable.
• Strong written and verbal communication skills with the ability to explain risks, dependencies, technical decisions, and implementation status.

Roles & Responsibilities

• Design, configure, implement, and enhance enterprise LAN, WAN, WLAN, routing, switching, and associated network infrastructure.
• Translate business and technical requirements into scalable, secure, resilient network solutions.
• Lead implementation, maintenance, troubleshooting, and continuous improvement of enterprise network services.
• Diagnose and resolve complex connectivity, availability, performance, and configuration issues.
• Monitor network health, capacity, availability, and performance and recommend preventive or corrective improvements.
• Provide advanced support for network incidents and service-impacting events and participate in root-cause analysis.
• Plan and execute network changes while minimizing operational risk and service disruption.
• Incorporate security and compliance requirements into network engineering and operational activities.
• Develop and maintain network diagrams, standards, implementation procedures, operating guides, and technical documentation.
• Provide network expertise to infrastructure and technology projects and contribute to complex transformation initiatives.
• Collaborate with architects, cybersecurity, application teams, telecommunications providers, customers, and technology vendors.
• Act as a subject-matter expert across multiple network technologies and guide junior engineers on complex assignments.