DV Cleared Network Engineer — Hybrid, Enterprise Security

Lorien; Stevenage; Hybrid; GBP 192,864,000 - 201,130,000; Full time

Job summary

Lorien in Stevenage is seeking a DV-cleared Network Engineer to join a highly secure enterprise environment. The role covers critical network services across UK sites, with four days onsite and one day remote, on an initial 12-month contract.

You will work with Cisco technologies and cryptographic networking, applying security best practices and contributing to robust, scalable network architectures while ensuring high availability.

Qualifications

• Proven background within IT Infrastructure and Networking.
• Strong cryptographic networking experience and understanding of security best practices.
• Experience with Cisco technologies, including Cisco Catalyst Center and Cisco ISE.
• Strong understanding of network architectures and the OSI model.
• Excellent knowledge of networking protocols including OSPF, BGP, HSRP & VRRP.

Responsibilities

• Provide dedicated network support across key UK sites, ensuring high levels of service availability and performance.
• Work closely with internal technical teams and third-party suppliers to optimise service delivery.
• Support cryptographic network services and ensure adherence to security best practices.

Skills

Network infrastructure

Cryptographic networking

OSI model knowledge

OSPF/BGP/HSRP/VRRP

Tools

Cisco Catalyst Center

Cisco ISE

Job description

Lorien in Stevenage is seeking a DV-cleared Network Engineer to join a highly secure enterprise environment. The role covers critical network services across UK sites, with four days onsite and one day remote, on an initial 12-month contract.

You will work with Cisco technologies and cryptographic networking, applying security best practices and contributing to robust, scalable network architectures while ensuring high availability.