Network Engineer

Job Title: Senior Network Engineer (L3+) – Datacenter Deployment & Operations (CCNP)Role OverviewWe are seeking a highly skilled Senior Network Engineer (L3+) with Datacenter experience to join our Deployment & Support team. This role involves designing, deploying, operating, and optimizing large-scale, highly available network infrastructures across data centers and POP (Point of Presence) environments.The ideal candidate will have deep expertise in Layer 2/Layer 3 networking, datacenter architecture, automation, and security, along with hands-on experience in Cisco and Palo Alto platforms.---Key Responsibilities1. Deployment & Operations· Deploy, configure, and maintain large-scale datacenter and POP network infrastructure· Work with Cisco (C9200, C9300X) and Palo Alto (PA5500) platforms· Ensure minimal user disruption during deployments, migrations, and upgrades· Support rack design, cabling, power planning, and hardware installation· Create rack elevations, floor layouts, port maps, and wiring diagrams· Manage asset lifecycle and inventory of networking equipment---2. Datacenter & POP Engineering· Design and implement datacenter network architecture· Work with colocation vendors, carriers, and facilities teams· Handle power, cooling, and capacity planning· Create Statements of Work (SOWs) for vendors· Ensure adherence to datacenter best practices---3. Troubleshooting & Incident Management· Perform deep-dive troubleshooting of complex L2/L3 issues· Conduct root cause analysis (RCA) and implement permanent fixes· Diagnose failures across network devices, servers, and optical links· Escalate issues and collaborate with cross-functional teams---4. Network Automation· Develop automation using:o Pythono Ansibleo Terraform· Build scripts for:o Configuration managemento Provisioningo Monitoring & remediation---5. Performance & Optimization· Monitor network performance and capacity· Identify bottlenecks and improve:o Latencyo Throughput· Implement proactive optimizations---6. Security & Compliance· Manage firewalls and security policies (Palo Alto, Panorama)· Ensure compliance with security standards· Implement L2/L3 security best practices---7. Documentation & Process Improvement· Maintain accurate documentation:o IP/VLAN planso Network diagramso Change logs· Improve operational processes and automation· Manage RMA processes and vendor coordination---Required QualificationsExperience· 7+ years in enterprise/datacenter network engineering (L3+)· Experience in large-scale infrastructure, ISP, cloud, or tech environments---Networking Expertise (L3+)· Expert knowledge of:o TCP/IPo Routing protocolso IPv4/IPv6o Traffic analysis and packet capture---Networking Expertise (L2)· Strong hands-on experience with:o STP / RSTP / MSTPo VLANs & Trunkingo EtherChannel / LAGo VTPo L2 security and stability---Datacenter & Hardware· Hands-on with:o Cisco IOS-XE (C9200, C9300X)o Palo Alto PAN-OS· Experience with:o StackWise / StackWise Virtualo Optical networking & fiber troubleshootingo DWDM (preferred)---Automation & Systems· Python scripting (must-have)· Ansible (preferred)· Linux OS proficiency· API-based automation---Security· Strong knowledge of:o Firewallso Network security practiceso Palo Alto Panorama---Certifications:· CCNP (Mandatory / Strongly Preferred)· CCNA / JNCIA / RHCT (plus)---Preferred Qualifications· Experience with monitoring tools:o Zabbix, PRTG· Exposure to:o Virtualizationo Storage systems· Strong understanding of:o Fiber optics (cabling, connectors, patch panels)· Experience working with:o Global teamso Service providers and colocation facilities---Project Lifecycle Responsibilities1. Preparation Phase· Network design and planning· Hardware configuration and cabling support2. Migration Phase· Execute phased migrations (cell-by-cell)· Ensure minimal disruption to users3. BAU (Business as Usual)· Support new deployments· Troubleshoot issues· Manage VLANs and IP changes· Update firewall policies and documentation---Additional Requirements· Strong analytical and problem-solving skills· Excellent communication and coordination abilities· Ability to work in a fast-paced global environment· Willingness to travel (10–30%)· Ability to handle physical tasks (lifting equipment if needed)---Education· Bachelor’s or Master’s degree in:o Computer Scienceo Networkingo Electrical Engineeringo Related field---SummaryThis role is ideal for a CCNP-certified Senior Network Engineer (L3+) with deep datacenter deployment, operations, and automation experience, capable of managing large-scale, mission-critical networks end-to-end.