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# Network Security Engineer - Banking & Finance

- **Company:** Hamilton Barnes
- **Location:** Kansas City, KS, United States
- **Experience:** Expert
- **Salary:** $119,000.0 - $169,400.0
- **Contract:** Temporary to permanent
- **Skills:** Application Programming Interfaces (APIs), Amazon Web Services, Border Gateway Protocol, Cloud Computing, Complex Networks, Data Centers, Network Address Translation, Digital Assets, Python (Programming Language), Network Security, Networking Basics, Routing, Packet Analyzer, Open Shortest Path First (OSPF), TCP/IP, Scripting, Computer Networking Systems, Transport Layer Security, Cloudflare
- **Published:** August 10, 2026
- **Apply:** https://www.careerjet.com/job/used6ce2d95893485164b451ff42ec425b/eaa

## About the Role

Skills/Must Have:

 * 5+ years' experience in Network Security Engineering
 * Strong hands-on experience with Palo Alto firewalls and Panorama
 * Solid networking fundamentals including BGP, OSPF, TCP/IP, NAT and packet analysis
 * Experience designing secure enterprise networks and leading firewall migration
 * Scripting or automation experience (Python, APIs or similar) is advantageous
 * Exposure to AWS networking, Cloudflare, F5, Arista or other enterprise networking technologies is a plus

## Description

Join a global financial markets infrastructure provider delivering trusted trading, exchange, and market technology solutions across derivatives, foreign exchange, digital assets, and securities. The organization operates critical infrastructure across global offices and data centers, with a strong focus on security, reliability, and innovation.
This opportunity is ideal for an experienced Network Security Engineer looking to take on a highly technical, hands-on role within a global infrastructure team. You'll design, implement, and support large-scale firewall and network security solutions while working closely with networking, cloud, and infrastructure teams to protect critical enterprise environments.
If you would like to learn more about this opportunity, feel free to reach out and apply today!
Responsibilities:

 * Design, deploy and manage Palo Alto firewall environments, including Panorama, security policies and SSL decryption
 * Lead firewall migrations and improve network security architecture across global infrastructure
 * Troubleshoot complex network and security issues involving routing, NAT, traffic flows and packet analysis
 * Work alongside infrastructure and cloud teams to deliver resilient, secure connectivity across on-prem and hybrid environments
 * Act as a senior escalation point, mentor junior engineers and help drive operational best practices
 * Identify opportunities to improve security, automation and overall network performance


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