Network Engineer – Routing

3 weeks ago

New Delhi, India TECEZE Full time

Senior Network Engineer – Cisco Routing & Switching (L3)Location: MumbaiEmployment Type: Full-timeShift: RotationalWeekly Off: Depending on workloadJoining Timeline: ImmediateRole Overview:Hiring an experienced Cisco R&S Network Engineer (8+ years) to manage and optimize ultra-low latency, high-availability trading network infrastructure in a SEBI-regulated DC/DR environment like the National Stock Exchange. The role involves real-time network operations, routing stability, and controlled change management under strict uptime SLAs.Key Responsibilities:· Manage and troubleshoot core routing and switching platforms (Cisco Nexus, Catalyst, ASR, ISR, 9K/7K series).· Ensure latency-optimized Layer 2/Layer 3 network performance across DC, DR, and co-location trading sites.· Configure and maintain BGP, OSPF, HSRP/VRRP, Port-Channels, VPC, MST/PVST/STP tuning.· Perform real-time fault isolation, packet tracing, and escalation handling during trading hours.· Execute planned maintenance/change windows in controlled trading blackout periods (pre-open/post-close).· Participate in Root Cause Analysis (RCA) reports and audit submissions as per SEBI/compliance standards.· Coordinate with security, ACI, and application teams for seamless network integration and segmentation.· Maintain runbooks, network topology schematics, and compliance-ready documentation.· Contribute to network redundancy planning, DR failover testing, and trading network continuity drills.Technical Requirements:· 8+ years hands-on in Cisco Routing & Switching (DC + Core Network Operations).· Strong command over BGP route control and convergence optimization for trading traffic.· In-depth knowledge of Layer 2 stability, spanning-tree tuning, multicast (PIM), QoS for market data traffic.· Experience working in financial/BFSI or high-availability exchange-grade network environments.· Familiarity with ITIL-based incident/change management and RCA documentation.Preferred Certifications:· CCNP Routing & Switching / CCNP Enterprise· Cisco Specialist – Core Networking· ITIL Foundation (preferred for BFSI governance environments)

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