Network Engineer

Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation for discovering unique market opportunities. Tower is home to some of the world’s best systematic trading and engineering talent. We empower portfolio managers to build their teams and strategies independently while providing the economies of scale that come from a large, global organization. Engineers thrive at Tower while developing electronic trading infrastructure at a world class level. Our engineers solve challenging problems in the realms of low-latency programming, FPGA technology, hardware acceleration and machine learning. Our ongoing investment in top engineering talent and technology ensures our platform remains unmatched in terms of functionality, scalability and performance. At Tower, every employee plays a role in our success. Our Business Support teams are essential to building and maintaining the platform that powers everything we do — combining market access, data, compute, and research infrastructure with risk management, compliance, and a full suite of business services. Our Business Support teams enable our trading and engineering teams to perform at their best. At Tower, employees will find a stimulating, results-oriented environment where highly intelligent and motivated colleagues inspire each other to reach their greatest potential. The Core Engineering Markets team is responsible for providing Tower’s trading strategies access to a wide and continually growing range of financial markets globally, including but not limited to providing access to new markets, developing cutting edge technical capabilities, ensuring optimal performance, and providing expert market intelligence. Responsibilities • Working with high performance and low latency network at co-locations across the globe • Working with the latest technologies related to high performance computing, low latency infrastructure, multicast, routing, switching, and security • Providing network design and support for co-location, data center, and office environments • Working with the global team to monitor and troubleshoot the network • Performing moves, adds, and changes to the network infrastructure • Performing market connectivity tests and circuit migrations • Leading efforts to optimize network infrastructure • Assisting data center and project teams with infrastructure migrations • Taking part in an on-call rotation and weekend work to handle network maintenance • Liaising with third parties to maintain telecommunication circuits and datacenter infrastructure • Working with external parties (Telco carriers, Exchanges, etc.) to maintain communication lines and data center network infrastructure Qualifications • At least 5 years of experience (theoretical & practical) working with complex, high performance networks in a large financial/enterprise environment or service provider environment • Experience with client-server architecture and network design • Experience with Arista EOS, Cisco IOS, Nexus-OS, and PAN-OS • Experience with routing protocols (BGP, OSPF) and multicast (PIM, MSDP) • Experience with implementing and troubleshooting above hardware, OS and protocols • Experience with network support tools such as MRTG, Graphite, Grafana, Nagios and other SNMP based protocol • Experience with python scripting to facilitate automation of tasks • Experience with VPNSs (IPSec, GRE) and security appliances (Fortinet, Palo Alto) • Experience with Unix/Linux OS (system administration) • Ability to document network topology/design Benefits Tower’s headquarters are in the historic Equitable Building, right in the heart of NYC’s Financial District and our impact is global, with over a dozen offices around the world. At Tower, we believe work should be both challenging and enjoyable. That is why we foster a culture where smart, driven people thrive – without the egos. Our open concept workplace, casual dress code, and well-stocked kitchens reflect the value we place on a friendly, collaborative environment where everyone is respected, and great ideas win. Our benefits include: • Generous paid time off policies • Savings plans and other financial wellness tools available in each region • Hybrid working opportunities • Free breakfast, lunch and snacks daily • In-office wellness experiences and reimbursement for select wellness expenses (e.g., gym, personal training and more) • Company-sponsored sports teams and fitness events (JPM Corporate Challenge, Cycle for Survival, Wall Street Rides FAR and more) • Volunteer opportunities and charitable giving • Social events, happy hours, treats and celebrations throughout the year • Workshops and continuous learning opportunities At Tower, you’ll find a collaborative and welcoming culture, a diverse team and a workplace that values both performance and enjoyment. No unnecessary hierarchy. No ego. Just great people doing great work – together. Tower Research Capital is an equal opportunity employer.