Senior Network Engineer - Trading Systems

Job Title: Senior Network Engineer - Trading Systems

Location: Princeton, NJ (Hybrid - 3 Days Onsite per Week)

Employment Type: Full-Time

Position Overview


We are seeking a highly skilled Senior Network Engineer with strong expertise in low-latency networking, protocol analysis, and troubleshooting within the financial services domain . The ideal candidate will have hands-on experience with TCP/IP protocol suite, multicast networking, SNMP, and Wireshark packet analysis , as well as a deep understanding of the Linux network stack .


Experience in the trading domain (equities, derivatives, or fixed income) is highly preferred, as this role supports mission-critical, low-latency trading applications.

Key Responsibilities

• Design, implement, and support low-latency network solutions for trading environments.
• Perform packet capture analysis, troubleshooting, and latency analysis using Wireshark and related tools.
• Support and maintain TCP/IP protocol suite, multicast networking, and SNMP monitoring .
• Leverage Linux CLI and network stack expertise to support system integrations and resolve issues.
• Collaborate with trading application teams, infrastructure engineers, and operations staff to ensure high availability and performance.
• Analyze latency-sensitive traffic and optimize network paths to meet business requirements.
• Conduct root cause analysis for network-related incidents and propose long-term fixes.
• Provide documentation, monitoring, and performance tuning for critical trading infrastructure.

Required Skills & Qualifications

• Strong expertise in TCP/IP protocol suite, multicast networking, SNMP, and Wireshark .
• Proficiency in Linux command line interface and deep understanding of the Linux network stack .
• Demonstrated experience in packet capture analysis, troubleshooting, and latency analysis .
• Solid knowledge of financial services networking , with direct experience in the trading domain preferred.
• Excellent problem-solving and analytical skills, with the ability to work in high-pressure, low-latency environments .
• Strong communication skills and ability to collaborate with cross-functional teams.

Preferred Qualifications

• Experience supporting electronic trading platforms or low-latency networks.
• Familiarity with market data distribution, FIX protocol, or colocation services .
• Bachelor's degree in Computer Science, Electrical Engineering, or related field .
• Relevant certifications (CCNP, CCIE, or equivalent) a plus.