Senior Network Security Engineer UK - Firewall & Cloud Lead

Rackspace Technology; London Borough of Bromley; On-site; GBP 48,000 - 62,000; Full time

Benefits offered by this job

Annual bonus

Equity awards

Employee Stock Purchase Plan (ESPP)

Job summary

Rackspace Technology is seeking a Senior Network Security Engineer (L4) to provide expert guidance to customers via phone, ticketing, and automation. You will own complex issues that may take days or weeks to resolve and keep customers updated through every step of the process.

The role covers configuring firewalls and load balancers, Linux/Windows administration, and cloud-native tooling, with a focus on secure, scalable network architectures.

Qualifications

• Required - working knowledge of NSX-T, Palo Alto, Cisco FirePower, F5.
• Desirable - working knowledge of Fortigate, Azure, Cisco Nexus, Panaroma, ACI, Cloudflare.
• At least ONE relevant networking certification e.g. CCNA/P.

Responsibilities

• Configure, troubleshoot, and take escalations for Firewalls & Load Balancers, Windows/Linux system administration, or Cloud Native Tooling
• Create documentation for support and operations tasks regarding the above tools
• Configure, plan, install, maintain, and optimize network systems, equipment, and applications ensuring network protocols and security policies are used effectively
• Solve engineering problems through the ownership of level appropriate customer requests and issues, seeing them through to resolution
• Design, schedule and coordinate maintenances
• Engineer and implement customized security solutions
• Collaborate with Account Managers and Business Development Consultants to build strong customer relationships
• Collaborate and share knowledge with other Engineers and Administrators
• Mentor and train lower level Rackers
• Other Incidental tasks related to the job, as necessary.

Skills

NSX-T

Palo Alto

Cisco FirePower

F5

Fortigate

Azure

Cisco Nexus

Panorama

ACI

Cloudflare

CCNA/P

Job description

Rackspace Technology is seeking a Senior Network Security Engineer (L4) to provide expert guidance to customers via phone, ticketing, and automation. You will own complex issues that may take days or weeks to resolve and keep customers updated through every step of the process.

The role covers configuring firewalls and load balancers, Linux/Windows administration, and cloud-native tooling, with a focus on secure, scalable network architectures.