DV Cleared Network Engineer - Crypto

Location: Stevenage (4 days per week onsite) Duration: 12-month initial contract IR35: Inside IR35 Hours: 40 hours per week (8 hours a day to be completed between 07:00-19:00) Active DV clearance required Role details:…

Inside IR35 IT
Contract type Contract
Posted 9 September 2026

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About this contract

Location: Stevenage (4 days per week onsite)

Duration: 12-month initial contract

IR35: Inside IR35

Hours: 40 hours per week (8 hours a day to be completed between 07:00-19:00)

Active DV clearance required

Role details:

We are looking for a DV Cleared Network Engineer to support our defence client on a contract basis. This contract role will focus on network infrastructure, security, service support and crypto management within a high-profile technical environment.

Key Responsibilities:

Provide dedicated network support at the Stevenage site, with Bolton and Bristol also within scope.
Support the effective delivery, maintenance and continuous improvement of network services.
Own the remediation of identified network issues and risks, using reports and technical intelligence.
Support business initiatives as part of the wider network engineering team.
Build effective relationships with partners and external suppliers to optimise service delivery.
Work with security teams on security reporting, risk analysis and network assurance.
Collaborate with service management and network service teams to meet agreed requirements.
Work with crypto network specialists on crypto management and technical support.

Job Requirements:

Active DV Clearance.
Professional background in information technology and network engineering.
CCNA or CCNP qualification, or equivalent technical capability.
Demonstrable crypto experience and a strong understanding of crypto best practice.
Knowledge of Cisco Catalyst Centre, Cisco ISE, Cisco best practice and Cisco Validated Designs.
Strong understanding of the OSI model and network communication protocols, including HSRP, VRRP, HTTP/S, OSPF, BGP, SSL and TCP/IP.
Experience with Windows Server, Active Directory, Linux, RHEL, VMware and vSphere, with exposure to Software-Defined Access principles and deployments.
Understanding of authentication services, network cabling fundamentals and monitoring technologies such as Nagios, PRTG and SolarWinds.

If you are a DV Cleared Network Engineer with strong Cisco and secure networking expertise, apply now to be considered for this contract opportunity in Stevenage

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