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Vallum Associates
Network Engineer

Network Engineer

On site

England, United kingdom

Freelance

08-01-2026

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Skills

Firewalls VMware Architecture Active Directory

Job Specifications

Key Skills/Knowledge:

The resource should have implemented at least 4-5 projects in customer live environment.
Experience with Network refresh/upgrade projects Should be able to create HLD & LLD documents and should be able to draw architecture as per customer needs Should have hands Firewall & Security Technologies (Pulse Secure SSL VPN, Cisco ASA VPN, Checkpoint, Palo Alto, VMware NSX) Working knowledge of authentication systems such as SAML, SSO, LDAP and MS Active Directory Deep understanding of IPSEC, GRE, HTTP/HTTPS, DNS protocols
Experience with Proxy and SSL is essential. Understanding of cybersecurity technologies, protocols and applications.
Knowledge of Microsoft Visio is must. Network LAN/WAN knowledge and hands on experience Troubleshooting skills for Cisco Environment in quick time (Nexus Switches (1000v, 2000, 3000, 4000, 5000, 6000, 7000, and 9k), Cisco Enterprise
Routers 3900, 3800 & LAN Switches 3700, 3500, 2900 series) and CAT OS.
Knowledge of Firewalls particularly Cisco ASA Knowledge of BIGIP F5 Load-Balancers Knowledge of Wireless technology WLCs, autonomous and lightweight APs.
Perform network modelling, analysis, and planning.
Installation of hardware as required Perform network troubleshooting to isolate and diagnose common network

About the Company

Vallum Associates offer best in class talent acquisition on a contingency, retained, or project basis. Through our dedicated sector consultants, our specialised brands have the knowledge and connections to provide tailored hiring and project services across industries : * Banking & Financial * Energy, Utilities & Commodities * Engineering & Renewable * Insurance Services Our specialised industry and sector specific consultants are able to offer a personalised experience to fit your needs. Our unique associate consultativ... Know more