Key Responsibilities
Infrastructure Ownership and Architecture
Own the complete lifecycle of trading infrastructure including design, deployment, optimization, and operations
Architect scalable, resilient, and deterministic infrastructure for latency-sensitive trading workloads
Ensure high availability, performance consistency, and fault tolerance across environments

Network Engineering
Design and manage ultra-low latency network architectures using L2 and L3 protocols
Deep expertise in multicast, PTP, GPS clocking, time synchronization, and timestamping
Manage exchange connectivity, market data feeds, cross-connects, and order entry paths
Optimize switches, NICs, and network paths for microsecond and nanosecond-level performance

Data Centre and Colocation Management
Own exchange colocation strategy across multiple markets and venues
Manage rack design, cabling standards, power planning, cooling, and space utilization
Coordinate installations, audits, and upgrades with exchanges and colocation providers
Oversee dark fiber, metro links, and third-party connectivity providers

Linux and Systems Engineering
Build and maintain high-performance Linux environments for trading and market data systems
Perform kernel tuning, CPU isolation, NUMA optimization, IRQ tuning, and real-time performance enhancements
Ensure OS level stability, security, and performance best practices

Hardware and Connectivity
Own selection and validation of servers, NICs, switches, and low-latency hardware components
Manage firmware, BIOS, and driver configurations for optimal performance




Oversee hardware procurement, deployment, lifecycle management, and decommissioning
Ensure optimal physical connectivity and cabling standards within data centres

Operations and Reliability
Define monitoring, alerting, and incident response frameworks
Lead root cause analysis for outages, latency spikes, or performance degradation
Establish robust change management and operational best practices
Ensure infrastructure meets security and compliance requirements

Leadership and Collaboration
Lead, mentor, and scale a team of network, infrastructure, and systems engineers
Partner closely with trading, quant, and development teams to meet performance objectives
Drive long term infrastructure strategy aligned with trading and business growth
Manage vendor relationships and negotiate with hardware, exchange, and service providers

Required Skills and Experience
5+ years of experience in infrastructure roles within HFT, prop trading, or latency-critical environments
Deep hands-on expertise in low-latency networking and Linux performance tuning
Strong experience with exchange colocation setups and market connectivity
Proven leadership experience managing mission-critical infrastructure teams
Exceptional troubleshooting and decision-making skills under pressure

Preferred Qualifications
Prior experience in a leading HFT or proprietary trading firm
Exposure to FPGA-based trading or market data systems
Experience with automation, scripting, or infrastructure as code
Solid understanding of trading infrastructure security and compliance

📌 Lead Network Engineer (India)
🏢 Proprietary Trading Firm
📍 India