Senior Network Engineer (financial services trading platform)

Senior Network Engineer Financial Services Trading Platform Chicago

Transform Global Financial Infrastructure With a Leading Trading Platform

Are you a network engineer who thrives on complexity and wants to make an immediate impact Were looking for a seasoned network professional to architect and maintain the critical infrastructure that powers high-stakes financial trading across the Americas.

Why This Role Stands Out

True Technical Ownership: This isnt a ticket-taking position. Youll own infrastructure decisions drive projects from conception to completion and see the direct impact of your work on global trading operations.

Break Out of the Silo: Forget being pigeonholed into a single technology stack. Youll work across Juniper Cisco Arista Checkpoint and Palo Alto environmentsbuilding the kind of multi-vendor expertise that defines elite network engineers in financial services.

Clear Growth Trajectory: Were committed to developing senior engineers into technical leaders. As you master our complex global network youll naturally progress into architecture and strategic infrastructure projects that shape our platforms future.

Financial Services Scale: Support trading operations where network performance directly impacts P&L. This is infrastructure that matters with the compensation and recognition to match.

What Youll Build and Own

• Design and deploy network infrastructure for a multi-region financial trading environment spanning North and South America
• Architect and maintain high-availability routing and switching for latency-sensitive trading applications
• Engineer and troubleshoot complex BGP OSPF and MPLS implementations in a mission-critical environment
• Partner directly with trading desks developers and vendors to translate business requirements into robust network solutions
• Provide expert-level network support (L1-L4) with participation in on-call rotation
• Occasional datacenter work (racking hardware maintenance) to stay close to the infrastructure
• International travel (approximately 2 weeks annually) to our Canada Mexico Chile and Brazil locations

What You Bring

Core Expertise (Required)

• 6 years of enterprise network engineering experience ideally in financial services fintech or high-frequency trading environments
• Command-line mastery of Juniper (JunOS) routers switches and firewallsthis is our primary platform
• Strong hands-on experience with Cisco and Arista switching environments
• Production firewall experience: Checkpoint Juniper SRX or Palo Alto
• Deep protocol knowledge: BGP (essential) OSPF EIGRP MPLS multicast (PIM)
• Layer 2 expertise: spanning-tree variants 802.1q VPC/MLAG LACP
• Traffic engineering and QoS implementation experience
• VPN technologies: site-to-site remote access and encrypted transport
• Packet analysis proficiency (Wireshark tcpdump)
• Network monitoring platforms (PRTG Nagios or similar)
• Visio or equivalent for documentation
• Valid drivers license and ability to travel to Chicago-area datacenters

Communication & Collaboration

• Clear technical communicationyoull interface with traders developers and C-level executives
• Strong analytical mindset with exceptional attention to detail
• Self-starter who takes ownership and drives issues to resolution
• Stays composed during market-hours incidents and high-pressure situations

What Makes You Stand Out

• Spanish fluency (strongly preferred)critical for supporting our Latin American operations
• Network automation experience: Ansible Python or other infrastructure-as-code tools
• Fintech/financial services background: You understand that in trading milliseconds matter
• Prior experience in banking capital markets or high-frequency trading environments

Location & Travel

• Based in Chicago with regular travel to area datacenters
• International travel (approximately 2 weeks per year) to support our Americas operations
• Must be authorized to work in the United States

Ready to engineer infrastructure that moves markets If youre a network professional who wants to work at the intersection of cutting-edge technology and financial services we want to hear from you.

We value diversity and are committed to creating an inclusive environment for all employees.

Required Experience:

Senior IC