Job Title: Senior Network Subject Matter Expert (SME)Experience: 8–12 Years Location: Chennai / Pan IndiaJob SummaryWe are looking for an accomplished Senior Network Subject Matter Expert (SME) with deep expertise in enterprise networking to lead the design, implementation, optimization, and support of complex network infrastructures. The ideal candidate will serve as a technical authority across LAN, WAN, data center, and cloud networking technologies, ensuring high availability, security, and scalability across the organization.Key ResponsibilitiesNetwork Architecture & DesignDesign and validate enterprise and data center network architectures aligned with business and security requirements.Develop High-Level Designs (HLD) and Low-Level Designs (LLD) for LAN, WAN, WLAN, Data Center, and Cloud connectivity.Define network standards, best practices, and reference architectures.Implementation & OperationsLead the deployment, configuration, and optimization of complex network solutions.Provide L3/L4 support for critical network incidents, root cause analysis, and preventive measures.Ensure high availability, redundancy, disaster recovery, and performance optimization of network infrastructure.Networking TechnologiesManage and optimize enterprise networks involving:Routing & Switching (BGP, OSPF, EIGRP, STP)Data Center NetworkingWAN, SD-WAN, MPLSNetwork Security & SegmentationWork with firewalls, load balancers, VPNs, and zero-trust networking models.Automation & InnovationDrive network automation using tools such as Ansible, Python, or vendor-specific APIs.Collaborate with DevOps, Cloud, and Infrastructure teams for integrated solutions.Evaluate new networking technologies and recommend improvements.Cloud & Hybrid NetworkingDesign and support networking for Hybrid and Multi-Cloud environments (AWS, Azure, GCP).Integrate on-premise networks with cloud environments using secure connectivity models.Stakeholder & Vendor ManagementAct as a network SME and trusted advisor to architects, application teams, and leadership.Engage with vendors and service providers for solution design, escalations, and upgrades.Provide knowledge transfer, mentoring, and technical documentation.Required Qualifications & SkillsTechnical SkillsStrong expertise in:LAN/WAN/Data Center NetworkingRouting & Switching protocolsNetwork Security conceptsSD-WAN and enterprise connectivityHands-on experience with leading network vendors such as:Cisco, Juniper, Aruba, Palo Alto, Fortinet, F5Practical exposure to network monitoring, troubleshooting, and performance tuning tools.Knowledge of automation/scripting is highly desirable.Certifications (Preferred)CCNP / CCIE / JNCIP / JNCIENetwork Security certifications (PCNSE, NSE, etc.) are a plusCloud networking certifications (AWS/Azure) are advantageousExperience & Competencies8–12 years of hands-on networking experience in large-scale enterprise environments.Proven experience working as a Network SME / Technical Lead / Architect.Excellent troubleshooting, analytical, and decision-making skills.Strong communication skills with the ability to explain complex technical topics to non-technical stakeholders.Ability to work independently and lead critical network initiatives.
Job Title
Senior Network Subject Matter Expert