Network Engineer III

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.

Our Core Engineering department is seeking a Network Engineer to join our Infrastructure Operations team in New York. 

• Collaborating  with the global team to monitor, troubleshoot, and optimize high-frequency trading network
• Providing technical expertise for production data centers, corporate offices, and research lab environments
• Designing and supporting cloud-native networking solutions and hybrid-cloud integrations
• Managing market connectivity tests, circuit migrations, and data center implementations
• Conducting configuration reviews and audits to ensure the stability and security of the trading environment
• Performing moves, adds, and changes (MACs) for both physical and logical network components 

Qualifications

• 3-4 years of experience in Networking and Cloud technologies
• Deep, hands-on knowledge of Arista EOS and Cisco NX-OS/IOS
• Familiarity with Cumulus Linux or other open-networking platforms 
• Knowledge of configuration and troubleshooting of BGP and OSPF. Experience with MSDP and PIM for managing complex multicast topologies
• Knowledge and exposure to multicast environments, specifically optimized for the delivery of market data where latency is critical
• Technical proficiency in network overlay technologies (VXLAN or EVPN)
• Knowledge of virtualization technologies (VMware, KVM, Proxmox) and their integration with physical network resources, underpinned by a strong grasp of client-server architecture.
• Experience in VPN configuration, tunnel troubleshooting, and maintaining secure encrypted pathways 
• Knowledge of modern data center installation standards
• Experience with SNMP-based tools (Nagios, Graphite, MRTG)
• CCNP certification (or equivalent) is preferred
• Knowledge of infrastructure automation tools using Python
• Experience with Netmiko, Napalm, or Nornir network technologies
• Experience with Ansible, Salt, and templating tools similar to CUE or Jinja
• Knowledge of DCIM/IPAM tools similar to Netbox or Nautobot
• Experience with AWS, GCP, Azure, and/or Alicloud
• Knowledge of VPCs, Transit Gateways, Internet Gateways (IGWs), and Cloud Native Security
• Open to participate in an on-call rotation to support 24/7 
• Ability to liaise with third-party vendors for telecommunication circuits

Anticipated annual base salary range $180,000 - $220,000, plus eligible for discretionary bonus

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.

#LI-DNI