Senior Network Security & Cisco Specialist – London

Project Freelance; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Onyx-Conseil in London seeks a Senior Network Specialist with deep Cisco and security expertise to design, implement and support secure network solutions.

The role is predominantly BAU with design input, covering firewall deployments, DMZ, VPN, high availability and remediation of security findings.

Contract up to 18 months with immediate start; involves global standards and cross-border deployments.

Qualifications

• Experience in mission-critical environments
• Datacentre cabling and racking of equipment

Responsibilities

• Work within Infrastructure team in supporting and delivering all aspect of BAU and support services
• Design, build and implement firewall solutions from perimeter to DMZ roles
• Support IPS deployment for European branches
• Develop, maintain and deliver global standards to all networking devices
• Remediate Penetration Test results
• Ensure seamless migration of network estate to newly adopted security framework

Skills

CISCO networking

Firewalls & routing

CISCO switches/6500

CISCO CCNP

VLAN segregation

High availability

AAA/RADIUS

RSA

McAfee HIPS

SafeNet Encryptor

Palo Alto

Juniper

Tripwire

CISCO CSM

Security certification

Job description

Onyx-Conseil in London seeks a Senior Network Specialist with deep Cisco and security expertise to design, implement and support secure network solutions.

The role is predominantly BAU with design input, covering firewall deployments, DMZ, VPN, high availability and remediation of security findings.

Contract up to 18 months with immediate start; involves global standards and cross-border deployments.