Senior Network Engineer

Head Resourcing Ltd

Harlow, UK

20 days ago

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Role details

Contract type

Temporary contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Compensation

£123,500.0

Working hours

Regular working hours

Job source

www.careerboard.com

Tech stack

IEEE 802.1X Wireless LAN Access Network Application Programming Interfaces (APIs) User Authentication Border Gateway Protocol Catalyst (Software) Profiling Dynamic Host Configuration Protocol Domain Name System (DNS) Enhanced Interior Gateway Routing Protocol Open Shortest Path First (OSPF)

+12 more

Open Systems Interconnection (OSI) Roaming TCP/IP Virtual Local Area Networks Backup and Restore Wireless Networks Identity Services Engine Software Troubleshooting Firewalls (Computer Science) SC Clearance Cisco Switches Cisco

Requirements

We’re supporting a leading defence organisation in the search for an experienced Cisco Network & Security Engineer contractor, with strong expertise across Cisco ISE, Catalyst 9800 Wireless, and Enterprise Networking. Candidates must have SC Clearance, and be able to work in a hybrid working arrangement up to 3 days in the office.

Key Skills Required

Strong networking fundamentals (TCP/IP, OSI, VLANs, DHCP, DNS, BGP, OSPF, EIGRP)
Extensive experience with Cisco ISE
802.1X, MAB, RADIUS, EAP-TLS/PEAP
Policy Sets, Authorisation Profiles, Endpoint Profiling
Guest & BYOD onboarding
HA, upgrades, backup & restore

Strong hands-on experience with Cisco Catalyst 9800 WLCs

CAPWAP, roaming, mobility
WLANs, policy profiles and tags
RF optimisation, FlexConnect and high-density deployments

Expertise integrating ISE and Wireless environments

Authentication troubleshooting (Client - AP - WLC - ISE)
Dynamic VLAN assignment, CoA, role-based access

Strong troubleshooting, documentation and stakeholder management skills

Desirable

Cisco DNA Center
Forcepoint Firewalls
Automation/API exposure (ISE or IOS-XE)
CCNP Enterprise, CCNP Security, Cisco ISE Specialist or CWNA/CWNP certifications

Security Clearance

Current SC Clearance or eligibility to obtain SC Clearance.h

This is a fantastic opportunity to join a complex enterprise environment, working on critical network access, security, and wireless infrastructure projects.