Network Security Engineer

DRW Holdings, LLC.; Singapore; On-site; SGD 80,000 - 110,000; Full time

Job summary

A global diversified trading firm in Singapore is seeking a Network Security Engineer to join their team. The role requires designing and implementing security controls, ensuring the integrity of trading infrastructure. Ideal candidates should be hands-on with firewalls and VPNs, understand TCP/IP protocols, and excel in problem-solving and communication. Flexibility for on-call duties may be required. Join a dynamic environment that values innovation and security excellence.

Qualifications

• Hands-on experience in firewalls, client VPNs, and IDS solutions.
• Solid understanding of TCP, UDP, IP, OSI Model, and relevant security protocols.
• Strong problem-solving abilities in network security.

Responsibilities

• Collaborate with cross-functional teams to enhance system integrity.
• Implement security solutions to mitigate network risks.
• Perform analysis of network packets for incident investigation.

Skills

Network Security

Problem Solving

Automation

Scripting

Communication

Tools

Firewalls

VPN

Intrusion Prevention Systems (IPS)

Network Detection and Response (NDR)

Client VPNs

Job description

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.

Headquartered in Chicago with offices., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capitalp>

We operate with respect, curiosity and open minds. The people who thrive here share our belief that it’s not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus.

We are seeking aNetwork Security Engineerto join the network security team to ensure that our infrastructure and networks are properly protected. They will design, coordinate and implement security controls, audit configurations, and design networks in a hybrid compute environment. A successful candidate willhave an attention to detail, the ability to understand what impactstheir changes have on thenetworkandrelevantassociatedservices.

What you’ll be doing:

• Collaborate with cross-functional security, technology, and trading teams to design and deploy innovative solutions that enhance both system integrity and trading performance.
• Actively contribute to the design, implementation, and maintenance of mission-critical trading infrastructure that drives resilient and scalable market operations.
• Implement robust strategies to reduce network risks by leveraging micro-segmentation, port-based security, and other innovative methods.
• Evaluate, diagnose, and implement effective network security solutions such as firewalls, network detect and response, intrusion prevention systems (IPS), and VPN concentrators to improve our network security and ensure reliable remote access.
• Leverage automation, AI, and other emerging and innovative technologies to continuously enhance our ability to detect and respond to security events.
• Perform in-depth analysis of network packet captures to investigate security incidents and identify areas for improvement.
• Continuously seek opportunities to automate tasks and streamline security operations for improved efficiency and effectiveness.

What we’re looking for:

• You are passionate about solving complex problems that enable our company to securely connect from anywhere globally to facilitate new business opportunities.
• You are a network security engineer who thrives on designing, implementing, and supporting cutting-edge security systems that keep our network safe from emerging threats.
• You can get your hands dirty with hands-on experience in firewalls, client VPNs, SASE, NDR, and IDS solutions.
• You enjoy scripting and coding to automate processes and reduce repetitive work
• You have a solid understanding of TCP, UDP, IP, the OSI Model, and Layer 1-4 & 7 principles and security protocols.
• You are a dedicated professional who isn’t afraid of stepping up for on-call duties—even if it means working nights or weekends
• You are someone that continuously seeking innovative improvements to drive high-quality, state-of-the-art, and effective security solutions.
• You are an effective communicator, able to translate complex technical insights into clear, actionable strategies that resonate with cross-functional teams.

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