Network Security Engineer Iii in Cardiff

Rackspace Technology is a leading provider of expertise and managed services across all the major public and private cloud technologies.
We\’ve evolved Fanatical Support to encompass the entire customer journey — providing Fanatical ExperienceTM from first consultation to daily operations.
Our passionate experts combine the power of proactive, always-on service and expertise with best-in-class tools and automation to deliver technology when and how our customers need it.
Senior Network Security Engineer (L3)
is a key element within the Rackspace support infrastructure and is expected to provide a high level of technical support to our customers via the phone, ticketing system, and automation.
This role owns complex customer issues which may take several days or weeks to resolve and keeps our customers updated through every step of the process.
You will be expected to take initiative and advise on potential pitfalls that a customer may encounter and suggest alternatives through automation, which may better serve the stability and security of the customer\’s solution.
Technical issues can include troubleshooting customer network environments including firewall configurations, VPN technologies and access-control lists, VIP configurations, TCL (iRule) and Perl scripts, layer 4 thru 7 issues, etc.
This role will support many elements of the Rackspace Cloud product portfolio, including RackConnect.
You will create and maintain customer loyalty by providing Fanatical Experiences above and beyond customer expectations.
You will also be responsible for adhering to company security policies and procedures and any other relevant policies and standards as directed.
Discover your inner Racker –
Key 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