Senior Network Security Engineer | Cloud & Hybrid

Undisclosed; Knutsford; On-site; GBP 78,000 - 102,000; Full time

Job summary

Undisclosed is seeking an experienced Network Security Engineer to design, implement, and secure enterprise network infrastructure across on-premises, cloud and hybrid environments. The role focuses on automation, secure connectivity, and regulatory compliance.

You will work with architecture, engineering, operations, cloud and cyber defence teams to deliver secure network services, manage incidents, and advance security posture using IaC, Python, PowerShell and SIEM tooling.

Qualifications

• Extensive experience designing and delivering enterprise network security solutions.
• Strong automation and scripting skills.
• Experience in regulated environments (financial services) is a plus.

Responsibilities

• Design, implement, and maintain secure enterprise network infrastructure and controls.
• Lead automation of network security administration and policy management.
• Develop High Level and Low Level Designs into operational solutions.
• Monitor incidents, threats, and perform post-incident reviews.
• Collaborate with architecture, engineering, and cyber defence teams.
• Ensure compliance with security standards and regulatory requirements.

Skills

Network security

Automation

Python

PowerShell

Terraform

Cloud security

Tools

Terraform

Ansible

PowerShell

Python

Bash

Job description

Undisclosed is seeking an experienced Network Security Engineer to design, implement, and secure enterprise network infrastructure across on-premises, cloud and hybrid environments. The role focuses on automation, secure connectivity, and regulatory compliance.

You will work with architecture, engineering, operations, cloud and cyber defence teams to deliver secure network services, manage incidents, and advance security posture using IaC, Python, PowerShell and SIEM tooling.