Cisco ISE Network Security Engineer (Network Security)

TL;DR

Senior Cisco ISE Network Security Engineer (Network Security): Migrating and optimizing TrustSec implementation from RADIUS to a REST API–based integration with Cisco ISE, involving automation and reconfiguring Catalyst switches. Focus on increasing platform reliability, improving 802.1X performance, and ensuring consistent NAC operations in complex enterprise network environments.

Location: Hybrid from Warszawa (2-3 days per week from the office)

Salary: 1000 - 1200 PLN/day on B2B

Company

hirify.global is a Polish IT company with over 700 experienced experts, building highly specialized teams for clients worldwide, including a long-standing partnership with a leading Nordic financial group.

What you will do

• Migrate the current TrustSec implementation from RADIUS to a REST API–based integration with Cisco ISE.
• Automate REST API credential updates across all Network Access Devices (NADs).
• Reconfigure Catalyst switches to support TrustSec over REST, profiling over RADIUS, and access-session mac-move.
• Troubleshoot and optimize 802.1X, AAA, and TrustSec-related issues, including MTU impacts in SD-WAN environments.
• Collaborate with security and network teams to ensure stable NAC operations and high availability of the ISE platform.
• Develop scripts and automation to streamline configuration updates and support large-scale network changes.
• Perform validation, testing, and documentation of new configurations and migration steps.

Requirements

• Deep Cisco knowledge in ISE.
• Deep Cisco knowledge in Catalyst Center.
• English language proficiency for daily international interactions.

Culture & Benefits

• Flexible work organization.
• International work environment with daily English interaction.
• Scandinavian organizational culture promoting work-life balance.
• Opportunity for additional financed training.
• Jit community integration meetings.