Senior Network Engineer (Contract)

Tektora; England; On-site; GBP 80,000 - 100,000; Full time

Job summary

A technology solutions provider in the United Kingdom is seeking a Senior Network Engineer with expertise in F5 and Juniper. The role involves delivering secure network solutions, and requires active DV clearance. This contract position is on-site in Hampshire and offers a competitive day rate of up to £575. If you're ready for a new challenge in 2026, this opportunity is for you.

Qualifications

• Proven experience as a Senior Network Engineer with hands-on F5 and Juniper experience.
• Skilled communicator with solid documentation ability.
• Background in enterprise or secure environments.
• Active and transferable DV clearance.

Responsibilities

• Deliver secure network solutions and contribute to HLD/LLD designs.
• Build and operate F5 BIG-IP and other Juniper infrastructure.
• Implement zero-trust segmentation and identity-aware controls.
• Integrate Infoblox solutions and execute relevant testing.

Skills

F5 expertise

Juniper expertise

Strong communication skills

Documentation ability

Tools

F5 BIG-IP (LTM, ASM)

Juniper EX/QFX/SRX/MX

Infoblox (DDI/IPAM)

Job description

Overview

Senior Network Engineer - F5 / Juniper (DV Cleared)

• Type: Contract (9-12 months)
• Day Rate: Up to £575 per day (Outside IR35)
• Location: Hampshire (on-site, 5 days/week) + ad-hoc Gloucestershire
• Start Date: January 2026
• Clearance: Active & transferable DV clearance required

Tektora are proud to be partnering with a long-standing client who are looking to bring a Senior Network Engineer on board to support key infrastructure projects kicking off in the New Year.

If you\'re an experienced engineer with strong F5 and Juniper expertise and you\'re ready for a new challenge in 2026, this is an excellent opportunity to contribute to secure, high-impact programmes in a critical environment.

What you\'ll be doing:

• Delivering secure network solutions and contributing to HLD/LLD designs.
• Building and operating F5 BIG-IP (LTM, ASM; ideally APM, DNS/GTM, AFM).
• Implementing Juniper EX/QFX/SRX/MX infrastructure (OSPF/BGP, QoS, HA, ZTP).
• Applying zero-trust segmentation and identity-aware controls.
• Integrating Infoblox (DDI/IPAM) solutions.
• Executing FAT/SAT, failover/rollback, producing runbooks, and supporting 3rd-line activities.

What we\'re looking for:

• Proven Senior Network Engineer with strong hands-on F5 and Juniper experience.
• Skilled communicator with solid documentation ability.
• Background in enterprise or secure environments.
• DV clearance (active and transferable).

If you\'re looking to line up your next DV-cleared contract for the New Year, we\'d love to hear from you.