Senior Infrastructure & Network Engineer

About the role

You will own the most complex infrastructure and network issues across on-premises, AWS, Azure and hybrid environments, acting as the final technical escalation point before vendors. Alongside operational ownership, you will play a lead engineering role in a multi-year cyber security uplift programme: rolling out Zscaler SASE (ZIA, ZPA), retiring Always-On VPN, and bringing customer remote access services in line with Zero Trust controls.

What you'll do

• Senior escalation and technical leadership
• Act as the Level 3 escalation point for Level 1 and Level 2 teams, owning critical incidents, major problems and complex service requests through to resolution
• Lead technical bridges during major incidents, coordinating engineers, vendors and stakeholders and communicating impact clearly to management
• Mentor Level 2 engineers, review their fixes and build team capability through documented troubleshooting approaches
• Set technical standards for network, server and cloud configuration, and review changes raised by other engineers

What you need

• Active Directory
• Windows Server
• Linux
• AWS
• Azure
• Terraform
• Any graduate

Good to have

• Ansible
• DLP
• PowerShell
• Python
• Bash
• Firewalls