Senior Cybersecurity Engineer – Secure Access Network
Offer summary

(Summary generated by AI based on the full job description)

The project focuses on network security systems using Cisco ISE, TrustSec, 1X, RADIUS, TACACS+ and Zero Trust. Responsibilities include designing and implementing NAC solutions, micro-segmentation, integrating with IdP, and automation with Terraform, Ansible, and Python. Tasks include troubleshooting complex issues and supporting global teams. The offer includes full remote work and private medical care.

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Senior Cybersecurity Engineer – Secure Access Network

Company: SQUARE ONE RESOURCES sp. z o.o.

from: 13 July 2026
to: 12 August 2026
170 - 185net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Cisco ISE
AWS
Python
Terraform
Ansible
Microsoft Azure
Google Cloud Platform

Optional technologies

GitLab
GitHub
PowerShell
Bash
Cisco

Our requirements

  • Minimum 5 years of hands-on experience with Cisco ISE.
  • Strong expertise in: Cisco ISE, TrustSec, 1X, MAB, Profiling, Guest Portal, Security Group Tags (SGT).
  • Practical experience with RADIUS, TACACS+, PKI, and certificate-based authentication.
  • Hands-on experience with Palo Alto Next-Generation Firewall.
  • Knowledge of automation tools: Terraform, Ansible, and Python.
  • Experience with Zero Trust architecture and Identity-Based Access Control.
  • Understanding of network segmentation technologies:
  • TrustSec, VRF, VLAN, VXLAN.
  • Good knowledge of networking protocols: BGP, OSPF.
  • Experience working in large-scale enterprise environments.

Optional

  • Experience with GitHub/GitLab CI/CD.
  • Knowledge of REST APIs and security platform automation.
  • Experience with PowerShell or Bash scripting.
  • Certifications such as Cisco Security, Palo Alto, or CISSP.
  • Experience in regulated industries such as pharmaceutical, healthcare, or financial sectors.

Your responsibilities

  • Design, implement, and enhance Cisco ISE solutions.
  • Manage and develop Network Access Control (NAC) environments.
  • Implement authentication mechanisms based on: 1X, EAP-TLS, EAP-TEAP, RADIUS, TACACS+.
  • Design and implement solutions based on Cisco TrustSec and micro-segmentation.
  • Manage access policies aligned with Zero Trust architecture.
  • Integrate security platforms with Identity Provider (IdP) solutions.
  • Automate security processes using Terraform, Ansible, Python, and APIs.
  • Troubleshoot complex technical issues and provide support to global engineering teams.
  • Share knowledge and mentor junior engineers.

About the project

Join a global Network Security team responsible for designing, developing, and enhancing Secure Access and Zero Trust solutions in a large enterprise environment.
As a Senior Cybersecurity Engineer, you will act as a technical expert responsible for designing and improving Network Access Control, network segmentation, and identity-based security mechanisms. You will collaborate with international security and infrastructure teams to deliver scalable and secure access solutions.

This is how we organize our work

This is how we work

at the client's site

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
Company

What we offer

  • B2B cobtract
  • Full remote work
  • Long term cooperation

Benefits

  • sharing the costs of sports activities
  • private medical care

SQUARE ONE RESOURCES sp. z o.o.

At Square One Poland we link IT experts with the business. With over 25 years of experience, we specialize in recruitment processes on a global scale. Despite years of experience, we still have a startup DNA and this is our advantage. Our offices are located in London and Warsaw, however, we can reach clients from all over the world, from start-ups to big worldwide corporations.

This is how we work

Senior Cybersecurity Engineer – Secure Access Network
170–185 zł / hr. (B2B)
I apply to:
SQUARE ONE RESOURCES sp. z o.o.
Warszawa, Masovian

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