Network Engineer | Network Infrastructure | Experienced Hire

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Bala Cynwyd (Philadelphia Area), PA, US Until 8/21/2026 First posted July 28, 2025 Last posted July 28, 2025
Job description

Overview

Overview:

We continue to expand our network infrastructure and invest heavily in advancing technology. At Susquehanna, you will gain exposure to a large and complex network topology. Our Network Infrastructure team develops and implements network designs, best practices, and connectivity solutions to support trading systems in North America and beyond.  They manage network performance, risk and capacity, while evaluating third-party network devices and solutions. They also monitor network health and provide 24x7 support.

 

There is always active collaboration between technology and business teams to coordinate configuration changes, determine root-cause analysis, recommend network optimizations, and participate in firm wide projects including upgrading and implementing new hardware and software. We troubleshoot issues that could include local/wide area networks, OSI Layer 1-3, wireless networks and third-party vendor connections in a multi-vendor environment across multiple locations.

What we’re looking for

  • BS or MS in Computer Science, Networking, Engineering or a similar technical major
  • Experience in WAN/LAN network support, specifically troubleshooting OSI Layer 1-3 problems, multicast and routing protocols
  • 5+ years of professional experience
  • Demonstrated knowledge of network hardware, local area networks, internet protocols, fiber and copper optics and limitations, Ethernet, 802.1 standards, low latency optimization, and wireless technologies
  • 3-5 years of Arista Networks hardware experience 
  • 5 years of experience working with EOS and/or NX-OS operating systems
  • Familiarity with third-party products such as, Netbox/Nautobot, AWX/Ansible, Nagios, Prometheus, Atlassian suite, VMWare a plus
  • Scripting experience in Python or Perl is preferred 
  • Willing and able to work off-shift and weekends as part of a 24x7 support rotation

 

If you're a recruiting agency and want to partner with us, please reach out to [email protected]. Any resume or referral submitted in the absence of a signed agreement will not be eligible for an agency fee.

 

#LI-RH1

About this role

Summary

Develop and implement network designs, manage performance, and provide 24x7 support.

Job title

Network Engineer

Experience level

5+ years

Industry

technology

Location requirements

Bala Cynwyd, PA; remote work not allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

BS or MS in Computer ScienceWAN/LAN supportOSI Layer 1-3network hardwareinternet protocolsfiber opticscopper opticsEthernet802.1 standardslow latency optimizationwireless technologiesArista NetworksEOSNX-OS

Preferred skills

NetboxNautobotAWXAnsibleNagiosPrometheusAtlassianVMWarePythonPerl

Specializations

network infrastructureWANLANtroubleshootingscripting
Locations

Structured locations inferred from the posting.

Bala Cynwyd, PA, USA

On-site City