Senior Network & Security Engineer

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

Job summary

A leading consultancy firm in the UK is seeking a Senior Network & Security Engineer to deliver advanced support and engineering for core network infrastructure. Candidates must possess strong expertise in firewalls and enterprise networking with a minimum of 3 years in a similar role. The position offers a competitive day rate of £500-£600 for a minimum of 6 months, with potential for extensions. This role requires UK Nationals only due to project clearance requirements.

Benefits

Competitive day rate

Strong extension potential

Exclusive engagement

Qualifications

• Minimum 3 years in a service provider or enterprise network security role.
• In-depth knowledge of firewalls and load balancing.
• Hands-on expertise with routing & switching across complex architectures.

Responsibilities

• Deliver advanced support and engineering for core network and security infrastructure.
• Manage and troubleshoot firewall solutions.
• Provide secure networking solutions across LAN, WAN, WiFi, and cloud environments.

Skills

Firewall expertise

Enterprise networking knowledge

Routing & switching skills

Cloud networking

Tools

Palo Alto

Cisco ASA

Juniper

Fortinet

Job description

Role: Senior Network & Security Engineer
Location: South Hampshire (Onsite)
Remuneration: Contract £500-£600/day - Outside IR35 - 6-Month Minimum

Tektora is exclusively partnering with Networkology to deliver high-impact network talent into a secure environment based onsite in Hampshire. We're seeking a Senior Network & Security Engineer with strong firewall and enterprise networking expertise, ideally within service provider or defence environments.

Key Responsibilities

• Deliver advanced support and engineering for core network and security infrastructure
• Manage and troubleshoot firewall solutions (Palo Alto, Cisco ASA, Juniper, Fortinet)
• Oversee load balancers, VPNs, routing, switching, and Layer 2/3 technologies
• Provide secure networking solutions across LAN, WAN, WiFi, and cloud environments
• Support large-scale upgrades and security projects in high-availability setups

Essential Experience

• Minimum 3 years in a service provider or enterprise network security role
• In-depth knowledge of firewalls, WAFs, load balancing, VPNs, and telephony/video networking
• Hands-on expertise with:
  • Palo Alto, Cisco ASA, Juniper, Fortinet
  • Routing & switching across complex architectures
• Preferred certifications:
  • Cisco CCNA/CCNP (Security or Routing & Switching)
  • Palo Alto PCNSE
  • F5-CTS (LTM/ASM)
  • Checkpoint CCSA

Clearance and Nationality

• Must hold active SC Clearance
• UK Nationals only (due to project requirements)

Why Apply?

• Competitive day rate: £500-£600 (outside IR35)
• Minimum 6-month contract with strong extension potential
• Exclusive engagement with a leading consultancy
• Opportunity to work on secure, complex, and mission-critical infrastructure

To apply or learn more, contact the Tektora team. Please note: we are not working with any other agencies on this role.