Senior Network Engineer (Trading firm/Low Latency)

Ambition
Singapore, Singapore
SGD 14,000.00/mo - SGD 18,000.00/mo
Posted
Full-time
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Job Description

Our client is looking for a Network & Security Operations Engineer to support and operate our global, high‑performance trading infrastructure. This role focuses on hands‑on network and security operations, Palo Alto firewalls, packet‑level troubleshooting, and API‑driven automation in a regulated financial services environment. You’ll work closely with engineering, security, and NOC teams to ensure resilience, security, and operational excellence across mission‑critical platforms. Join a globally recognized exchange operator where reliability, automation, and technical depth truly matter. Qualifications & Experience - Bachelor’s degree in computer science, Computer Engineering, Information Technology, Cybersecurity, or a related field (preferred). - Minimum 4 years of hands‑on experience in network engineering, security engineering, or infrastructure operations within a production, regulated financial services environment. - Strong knowledge of network technologies and routing protocols (e.g., BGP, OSPF). - Hands‑on experience with MPLS‑based network environments. - Proven experience managing Palo Alto firewalls, including Global Protect. - Advanced skills in packet capture and packet‑level troubleshooting. - Demonstrated experience building and maintaining API‑based automation solutions (required) Key Responsibilities Network & Security Operations - Operate and support company global network and security infrastructure, covering routing, switching, and MPLS‑based environments. - Perform hands‑on configuration, validation, and troubleshooting of production network and security devices. - Administer and support Palo Alto firewall platforms, including policy management, troubleshooting, and GlobalProtect remote access. - Participate in network and security incident response, ensuring timely resolution, accurate root cause analysis, and appropriate escalation. Change Execution & Infrastructure Support - Execute approved network and security changes, including firewall rule updates, routing adjustments, and infrastructure enhancements. - Support the deployment of new network, security, and access technologies into production environments. - Participate in scheduled maintenance windows, testing activities, and controlled rollouts. - Ensure all changes are implemented safely, consistently, and in compliance with established operational and change management standards. Automation & Engineering Enablement - Design, build, and maintain API‑driven automations to support network and security operations (mandatory). - Integrate automation with network devices, firewall platforms, and monitoring tools using RESTful APIs. - Apply scripting, automation frameworks, and agent‑based approaches to reduce manual effort and improve reliability. Monitoring, Documentation & Collaboration - Monitor the health and performance of network and security environments using established observability platforms. - Collaborate closely with NOC, Network Engineering, and Security teams to ensure smooth incident handoffs and operational continuity. - Create and maintain documentation for operational procedures, automation workflows, and support practices to enable knowledge sharing across teams and shifts. Packet Analysis & Advanced Troubleshooting - Perform packet captures and detailed packet‑level analysis to diagnose complex network and security issues. - Analyze TCP behavior, latency, retransmissions, packet loss, and protocol anomalies. - Provide in‑depth technical analysis and root cause findings for incident and problem management initiatives. Please share your resume to pooja.yadav@ambition.com.sg

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