Network Engineer

The Network Engineering Service supports the technical team responsible for the design, development, documentation, build and validation of core physical and virtual networking components forming the backbone of a secure, multi-site platform environment.

The role includes production and review of formal design artefacts, support to system testing activities and resolution of complex network issues in coordination with service management.

Responsibilities

• Design, develop, build and validate networking components within a secure, multi-site environment.
• Produce and review High Level Designs, Low Level Designs, implementation documentation and configuration standards.
• Implement and manage hierarchical IP subnetting structures.
• Configure and troubleshoot internal and external routing protocols including OSPF and BGP.
• Deploy and maintain enterprise routers, switches and firewalls.
• Implement and support the following core technologies:
• Cisco Nexus platforms
• Cisco IOS XE
• Leaf and Spine network architectures
• VXLAN overlay networks
• Dual Cloud Dual Hub DMVPN solutions
• Firewall IPS/IDS
• AAA management platforms such as ISE
• Configure and manage TRL crypto devices, including key material management.
• Design and implement Quality of Service mechanisms including traffic shaping, policing, scheduling, congestion management and avoidance.
• Support wider system testing activities.
• Work with Service Management to resolve network-related incidents and defects.

Do you have experience in Waterfall?, * Minimum three years' industry experience with detailed knowledge and hands-on experience in the design, implementation and troubleshooting of:

• Hierarchical IP subnetting
• OSPF and BGP
• Enterprise routing, switching and firewall platforms
• Cisco Nexus
• Cisco IOS XE
• Leaf and Spine architectures
• VXLAN overlays
• Dual Cloud Dual Hub DMVPN
• Firewall IPS/IDS
• AAA platforms such as ISE
• TRL crypto configuration and key management
• Full QoS configuration and optimisation
• Professional certification obtained within the last five years such as:
• CCNP or equivalent networking certification
• VMware VCP-NV
• Strong written and verbal communication skills.
• Strong analytical and problem-solving capability.
• Active Security Clearance (SC).
• Competency in Microsoft Office applications.

Desirable Experience

• Experience working within secure or regulated public sector environments.
• Experience supporting defence-related networks and secure gateways.
• Experience delivering accredited secure solutions.
• Experience working within Agile and Waterfall delivery models.
• Experience operating large-scale virtualisation environments.
• Working knowledge of JIRA and Confluence.
• Degree-level education in a relevant technical discipline.
• Experience designing secure multi-tenanted network architectures.
• Chartered Engineer status or working toward professional registration.