Network Security Engineer

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 throughout the U.S., 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 capital and cryptoassets.

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 a Network Security Engineer 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 will have an attention to detail, the ability to understand what impacts their changes have on the network and relevant associated services.  

 What you’ll be doing: 

• Collaborate with security team and other internal groups to help gather requirements, implement solutions and support our global environment.
• Architect, troubleshoot, and implement firewalls, intrusion detection/prevention systems (IDPS), and VPN concentrators into new or existing networks.
• Design, configure, and maintain secure network access to our systems.
• Coach and coordinate the activities of the firewall team.
• Refine our support tools and methodologies to improve monitoring and automate repetitive tasks.
• Utilize coding and scripting skills to automate tasks and streamline security operations.

  What we’re looking for:   

• A seasoned network security engineer with a background in architecture, implementation, and support.
• Knowledge and experience with firewalls, client VPN, and IPS.
• Familiarity with scripting and coding languages.
• Willingness to participate in on-call, night, and weekend work.
• Passion for high-quality work and relentless pursuit of continuous improvement.
• Deep knowledge of network protocols such as TCP, UDP, IP, and understanding of the OSI Model, including Layers 1/2/3, etc. 
• The ability to dissect and analyze network packet captures to investigate security incidents and identify failures.
• The ideal candidate should possess a comprehensive view of security that encompasses all facets of engineering and operations.
• Excellent written and verbal communication skills.

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