Senior Network Engineer
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Senior Cisco Network Consultant
Luton HQ (1-2 days a week with some travel to other UK Sites)
BPSS Eligible
Up to £65 p/h Inside IR35
We are seeking an experienced Senior Cisco Network Consultant to support a major security transformation programme for a leading UK engineering and defence organisation
.
The successful candidate will play a key role in delivering a single, enterprise-wide Network Access Control solution across multiple UK locations, replacing existing NAC platforms and standardising access control policies across the busines
s.
This is a hands-on technical delivery role requiring deep expertise in Cisco Identity Services Engine (ISE), network security, authentication services, and large-scale enterprise infrastructure environmen
ts.
Key Responsibili
- tiesLead the deployment, configuration and implementation of Cisco ISE solutions across multiple si
- tes.Implement and migrate Network Access Control (NAC) services from existing platforms into Cisco
- ISE.Deliver the approved Low-Level Design (LLD) and support technical implementation activit
- ies.Configure and manage authentication services including: 802.1X (wired and wireless), MAC Authentication Bypass (MAB), Guest Access and Captive Portal serv
- icesIntegrate Cisco ISE with: Cisco Switching and Wireless Infrastructure, Active Directory, Microsoft Entra ID, Microsoft NPS and Firewalls/security serv
- icesDesign and implement policy sets, profiling, posture assessment, and access control workfl
- ows.Perform testing and validation activities including Functional Testing, Failover Testing and User Acceptance Sup
- portTroubleshoot complex authentication and network access issues during deployment and early life support pha
- ses.Work closely with network, security, and infrastructure teams to ensure successful deliv
ams.
Essential Skills & Exper
- ienceStrong hands-on experience delivering multiple Cisco ISE implementations within enterprise environm
- ents.Proven experience migrating devices and services from existing NAC solut
- ions.Deep understanding of: Cisco ISE 3.x or later, 802.1X Authentication, MAB/RADIUS and TACACS+, Guest Access Services, High Availability and Multi-Site Deploy
- mentsExperience integrating Cisco ISE with: Active Directory, Entra ID, Microsoft NPS and Cisco Network Infrastru
- ctureStrong troubleshooting and diagnostic skills across network access and authentication technolo
- gies.Cisco Certified Network Professional (
- CCNP)CCNA with significant Cisco ISE implementation exper
- ienceCisco Fire Jumper Field Engineer Certific
ation
If you are an experienced Cisco ISE specialist with a proven track record of delivering enterprise NAC solutions, we would like to hear fro