Network Engineer

Presto; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading financial services firm is seeking a Network Infrastructure Engineer to design and optimize high-speed network systems for ultra-low-latency trading applications. The role involves troubleshooting complex network issues and providing operational support. Candidates should have extensive experience with Cisco networking and firewall management, along with skills in automation and scripting.

Qualifications

• Extensive experience with Cisco Catalyst and Nexus switches.
• Proven ability to configure and manage Fortinet FortiGate firewalls.

Responsibilities

• Design and optimize network infrastructure for ultra-low-latency trading.
• Troubleshoot and resolve complex network infrastructure problems.
• Provide operational support for network and application environments.

Skills

Cisco networking expertise

Problem-solving

Network troubleshooting

Automation and scripting

Tools

Ansible

Python

Job description

About Presto

Founded in 2014, Presto is an algorithmic trading and financial services firm with a global presence. Presto focuses on delivering exceptional value for clients through a rigorous research-driven approach to investment and trade execution. With more than a 100 million trade executions in a day, Presto is a leading financial services firm in both digital assets and traditional finance markets. Join us to discover the latest in technology trends and seize a special chance to engage directly with our traders and recruiters.

Responsibilities

• Design and optimize network infrastructure: Implement and tune high-speed network systems to support ultra-low-latency trading applications and services.
• Troubleshoot and resolve issues: Diagnose, troubleshoot, and resolve complex network infrastructure problems to ensure maximum availability and performance.
• Operational support: Provide day-to-day support for both network and application environments, monitoring connectivity and responding to alerts or incidents as needed.
• Technology evaluation: Continuously evaluate emerging networking technologies and service providers (hardware, software, or carriers) to keep our trading infrastructure cutting-edge and cost-effective.
• Travelling across multi-sites within APAC and the US is required for the position.
• Willing to perform hands-on data center work, including installation, maintenance, and break-fix support for hardware such as network switches, firewalls, and servers.

Qualifications

• Cisco networking expertise: Extensive experience with Cisco Catalyst (IOS) and Nexus (NX-OS) switches, including configuration and management.
• Firewall proficiency: Proven ability to configure and manage Fortinet FortiGate firewall platforms.
• Layer 2 protocols: Strong understanding of Layer 2 switching protocols such as VLANs, Spanning Tree (STP), and Link Aggregation (LACP).
• Routing protocols: Solid grasp of routing protocols including OSPF and BGP, and first-hop redundancy protocols (FHRP) such as HSRP/VRRP.
• VPN technologies: In-depth knowledge of IPsec VPN and SSL VPN architectures and configurations.
• Data center networking: Familiarity with data center features such as Virtual Port Channels (vPC) for enhanced redundancy and throughput.
• Network troubleshooting: Skilled in using a variety of troubleshooting tools and methodologies to diagnose and resolve network issues in production environments.
• Problem-solving: Proven ability to quickly identify root causes and implement fixes for complex network problems under pressure.
• Automation and scripting: Experience with network automation tools and scripting (e.g. Ansible, Python, shell scripting) to improve operational efficiency.
• Wireless networking: Understanding of wireless networking concepts and best practices for enterprise Wi-Fi environments.
• Familiarity with server hardware and the Linux operating system, including basic configuration via command line, troubleshooting, and system-level interactions.

Preferred

• High-performance networks: Proven expertise deploying large-scale, high-performance computing (HPC) network infrastructure using RDMA over Converged Ethernet (RoCEv2).
• Advanced networking technologies: Hands-on experience with cutting-edge network technologies such as dark fiber (DWDM) optical networks, advanced QoS implementation, and multicast routing.
• Additional certifications: Cisco CCNP/CCIE or comparable certifications in routing/switching are a plus.

Hiring process

• CV/Resume submission
• 1st round interview
• 2nd round interview

Interview process can be changed due to circumstances

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