Network Consultant

Job Title: Network Consultant

Duration: 5 month contract with Inside IR35

Location: Fully Remote in the UK

JD :

1. Networking Juniper Palo Alto. Must understand low level networking Palo Alto devices will be in GCP where Juniper will not. Switching remains onprem.

2. Networking in GCP differences between traditional and Cloud networks.

3. Automation Terraform Python (small scripts) Ansible (small automation). Palo Alto Panorama. Scripting core skill to scale gather data.

Technical skillsets

Comprehensive understanding of BGP: Configure and troubleshoot in large global environments.

Comprehensive understanding of routing concepts: InterVR routing policybased routing routing protocols route filtering path selection accesslists etc.

Comprehensive understanding of switching concepts: VLANs Layer 2 Macforwarding vlan trunking VRRP Gratuitous ARP. Applications that today use L2 networking must be rebuilt as L2 networks are lost in migration to Cloud.

Comprehensive understanding of firewall/security concepts: L2L7 all versions of NAT failover scenarios zonal concepts IPSec L7 encryption concepts URL filtering DNS security profiles and rules proxying.

Comprehensive understanding of Load Balancing concepts: Cloud LB and conventional LB and their differences in functionality.

Good understanding of Public Cloud platforms: Preferably GCP; specifically Networking Firewalling IAM and how they relate to Cloud Native services (PSA Cloud SQL GCVE Cloud Interconnects BMS FileStore Netapp etc).

Good understanding of Infrastructure as Code (IAC) to provision resources: Must be able to customize and optimize the codebase to simplify deliveries.

Good understanding of Linux administration: Using Linux to bridge technical gaps in Windows and understanding the tools available to troubleshoot network connectivity.

Understanding of APIs: in order to expedite data collection and configuration to eliminate human error.

Understanding of DevOps: how it can improve delivery and operation.

Products

Juniper: MX SRX QFX

Palo Alto: Physical and virtual firewalls Panorama.

Google Cloud Platform

Squid Proxy

Tools

Terraform

Algosec or similar tool for traffic flow governance.

Ansible

M2VM (GCP migration tool)

Azure DevOps pipelines

Azure DevOps GIT

Mandatory languages

Python

HCL (HashiCorp Configuration Language)

YAML

JSON