A leading proprietary trading firm and market maker registered with the Securities and Exchange Commission as a broker-dealer. We are proud to promote greater efficiency and deeper liquidity throughout the global marketplace. We are recognized globally as a leading liquidity provider and our business is diversified across geographies, strategies and asset classes. With more than 100 employees in our offices in Chicago, New York and London, we are active in equities, foreign exchange, fixed income and futures markets around the world. We utilize the latest technologies in hardware and networking, but our employees represent our distinctive competitive advantage. We seek to employ professionals from various backgrounds and disciplines who thrive in a collaborative, fast-paced, and performance-driven environment. Our diverse professional experiences help us succeed by giving us the ability to identify new opportunities in the marketplace. Our focus on developing a world-class trading platform and sound decision making enables us to act quickly to take advantage of opportunities when identified. We continuously invest in our people, technology and advanced research capabilities to ensure that we are utilizing the most optimal resources available in the world today. We are looking for a Sr. Network Engineer with strong Cisco / Arista networking and intermediate python skills. The ideal candidate has trading / brokerage experience with an understanding of HFT networks.