Network Engineer

TechByte Talent Ltd; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A global research organization is seeking a Network Engineer in Greater London to support a major WAN rollout. Responsibilities include mapping the existing network, assisting with design documentation, and coordinating migrations. Ideal candidates will have over 5 years of experience in network engineering, hands-on knowledge of Palo Alto, and familiarity with WAN environments. This role provides a unique opportunity to engage in both practical implementation and design tasks within a collaborative global team.

Qualifications

• 5+ years of experience in network engineering.
• Hands-on knowledge of Palo Alto and SD-WAN.
• Experience with network migrations and change programmes.

Responsibilities

• Support discovery of the existing network estate.
• Assist with design documentation (HLD/LLD).
• Plan and execute migrations including runbooks.
• Work closely with third parties for delivery coordination.
• Help with security aspects like firewalls and VPNs.
• Support testing phases (functional, failover).
• Prepare everything for handover into BAU.

Skills

Network engineering

Palo Alto

BGP and routing concepts

IPSec VPNs

SD-WAN environments

Collaboration with global teams

Job description

I’m working with a global research organisation going through a major network transformation and they’re looking for a Network Engineer to come in and support delivery across a large-scale WAN roll out.

It’s a really good opportunity for someone who enjoys being hands‑on but also wants exposure to design, documentation and working across a global setup.

What you’ll be doing

• Supporting discovery of the existing network estate and helping map everything out properly
• Assisting with design documentation (HLD/LLD) and keeping everything aligned as the programme progresses
• Helping plan and execute migrations, including runbooks, cutovers and post‑migration checks
• Working closely with third parties and regional teams to coordinate delivery
• Getting involved in security aspects (firewalls, VPNs, policy validation)
• Running and supporting testing phases (functional, failover, performance)
• Helping get everything ready for handover into BAU, including monitoring and NOC documentation

What they’re looking for

• Solid background in network engineering (around 5+ years)
• Experience working on WAN / SD‑WAN / SASE environments
• Strong hands‑on knowledge of Palo Alto (ideally Prisma Access)
• Good understanding of BGP and routing concepts
• Strong experience with IPSec VPNs
• Someone who has been involved in network migrations or large change programmes
• Comfortable working with global teams and external partners

Nice to have

• Experience working on separation or divestment projects
• Exposure to regulated environments or compliance frameworks (ISO, PCI etc.)

Please apply for this role with your most up to date and relevant CV.