Principal Network Engineer

JR United Kingdom; Hounslow; Remote; GBP 85,000 - 100,000; Full time

Job summary

A leading company in the UK seeks a Principal Network Engineer to lead Technical Operations for cloud and on-premises infrastructure. This senior role calls for extensive expertise in network systems, particularly with Palo Alto products and cloud environments. Candidates should have a strong foundation in enterprise-level designs and be capable of transitioning legacy systems to modern frameworks.

Qualifications

• Strong experience with Palo Alto portfolio, including Prisma.
• Understanding of BGP with experience in design and troubleshooting.
• Enterprise-level system and network design experience.

Responsibilities

• Responsible for hosting environments and high availability.
• Manage multiple projects, including managing legacy infrastructure.
• Focus on observability and information security.

Skills

Palo Alto

BGP

Cloud platforms (AWS, GCP, Azure)

IPSEC

DHCP

DNS

Juniper switches

Load balancing (HAProxy)

Job description

Principal Network Engineer

£85,000 plus annual bonus

Remote, UK

Are you a highly experienced Network Engineer with expertise in diverse infrastructure? We are seeking a Network Engineer to establish a Technical Operations approach to both cloud and on-premises setups.

The Network Engineer will be responsible for hosting environments, observability, high availability, information security with Infrastructure as Code (IaC). This is a senior role requiring experience managing multiple projects, including legacy infrastructure and migration to modern systems.

This role requires expertise in Palo Alto, Next-Gen Firewalls, and Prisma.

The main focus will be on observability, high availability, and infosec, supporting system and network infrastructure including switches, routers, load balancers, firewalls, compute, storage, and virtualization. Experience in mergers & acquisitions is highly advantageous.

Technical Expertise – Must Haves

• Strong experience with Palo Alto portfolio, including Prisma
• Understanding of BGP with field experience in design, deployment, and troubleshooting
• Enterprise-level system and network design experience
• Experience with cloud platforms (AWS, GCP, Azure)
• Knowledge of IPSEC, DHCP, DNS
• Experience with Juniper switches & routers (Cisco considered)
• Knowledge of VXLAN and EVPN
• Load balancing experience (HAProxy preferred, F5, A10, Kemp as alternatives)