Senior Network Engineer - Routing & Switching

Description About the Role : We are looking for a highly skilled Senior Network Engineer to design, build, and optimize our ultra-low latency network infrastructure that powers high-frequency trading. In this role, you will be at the core of our technology stackensuring our trading systems run at peak performance, reliability, and speed. Youll work closely with traders, developers, and system engineers, while also leading network initiatives that shape the future of our trading infrastructure. What Will You Do Architect and maintain high-performance, low-latency networks across colocation data centers and trading environments. Optimize network design for minimal latency, jitter, and packet loss. Configure and manage Cisco routers, switches, and firewalls, leveraging CCNP/CCIE expertise. Drive latency improvement projects including tuning multicast feeds, routing, and hardware acceleration. Implement network monitoring, automation, and proactive troubleshooting to ensure near-zero downtime. Manage exchange connectivity, colocation providers, and telecom vendors for optimal performance. Lead incident resolution during live trading and establish network best practices. Mentor and guide junior engineers, sharing expertise across the team. What Will You Bring Education: B.Tech in Computer Science/IT/Electronics (or related field). Certification: CCNP required, CCIE preferred. Experience: 7+ years in advanced networking, with at least 5 years of hands-on CCNP-level expertise. Exposure to low-latency or trading environments strongly preferred. Deep Knowledge Of Cisco routing & switching, TCP/IP, VLAN, MPLS, Multicast, QoS. Market data distribution and colocation connectivity. Network security (firewalls, VPNs, IPS/IDS). Experience with network automation (Python, Ansible, scripting). Strong troubleshooting ability in time-sensitive environments. Excellent communication and team leadership skills. Perks & Benefits. Opportunity to own and shape the backbone of a cutting-edge HFT trading infrastructure. Collaborative, high-performance culture with exposure to top-tier trading and engineering talent. Access to latest tools, technologies, and continuous learning opportunities. Comprehensive health insurance coverage for employees and their families. Annual Extravaganza. (ref:hirist.tech)