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Carbon60; Stevenage; On-site; GBP 74,000 - 103,000; Full time

Job summary

Carbon60 is seeking an experienced Network Engineer to join the Network Operations team on a 12-month contract. The role focuses on supporting Stevenage site operations and extending expertise to the wider UK estate, working with security specialists and external partners to ensure stable, performant and secure network services.

The ideal candidate will have strong Cisco experience, familiarity with crypto technologies, and a track record of delivering secure network solutions within regulated

Qualifications

• Experience in secure or regulated network environments, including crypto technologies.
• Hands-on with Cisco Catalyst and ISE.
• Strong routing, switching, and fundamentals (OSI, OSPF, BGP, HSRP/VRRP, TCP/IP).
• Experience with Windows Server, Active Directory, Linux/RHEL and VMware.
• Exposure to SDA, authentication services and network security.
• Experience using monitoring tools such as SolarWinds, PRTG or Nagios.
• Strong troubleshooting, documentation and stakeholder communication skills.

Responsibilities

• Provide operational support for enterprise network infrastructure across multiple sites.
• Investigate, own and resolve network issues and risks.
• Support network improvement projects and wider initiatives.
• Collaborate with security teams on reporting, risk analysis and compliance.
• Liaise with service management to meet agreed SLAs.
• Support secure network environments and crypto technologies.
• Maintain network documentation and operational processes.
• Coordinate with third-party vendors to optimise service delivery.

Skills

Networking fundamentals

Troubleshooting

Stakeholder communication

Documentation

Security awareness

Cisco technologies

Tools

SolarWinds

PRTG

Nagios

Cisco IOS

VMware

Job description

• Stevenage (with occasional support across Bolton & Bristol)
• 12-Month Contract
• Security Clearance : Need to have Valid DV

We're supporting a leading defence engineering organisation in the search for an experienced Network Engineer to join their established Network Operations team on a 12-month contract basis.

This is an excellent opportunity to work within a highly secure, complex enterprise environment, supporting critical network infrastructure across multiple UK sites while contributing to ongoing network improvement and security initiatives.

The Role

As a Network Engineer, you will be responsible for providing dedicated support to the Stevenage site while helping maintain and enhance network services across the wider UK estate. Working closely with internal technical teams, security specialists and external suppliers, you will play a key role in ensuring the stability, performance and security of business-critical network services.

Key responsibilities include:

• Providing operational support for enterprise network infrastructure across multiple sites.
• Investigating, owning and resolving network-related issues and risks.
• Supporting network improvement projects and wider business initiatives.
• Working closely with security teams on network reporting, risk analysis and compliance activities.
• Collaborating with service management teams to ensure agreed service levels are met.
• Supporting secure network environments, including crypto solutions and associated technologies.
• Maintaining network documentation and operational processes.
• Liaising with third-party vendors and technology partners to optimise service delivery.

Required Experience

We're keen to speak with candidates who can demonstrate:

• Experience within secure or highly regulated network environments, including crypto technologies.
• Good knowledge of Cisco technologies, including Catalyst Centre and ISE.
• Strong understanding of routing, switching and networking fundamentals (OSI, OSPF, BGP, HSRP, VRRP, TCP/IP).
• Experience with Windows Server, Active Directory, Linux/RHEL and VMware.
• Exposure to SDA, authentication services and network security.
• Experience using monitoring tools such as SolarWinds, PRTG or Nagios.
• Strong troubleshooting, documentation and stakeholder communication skills.