Senior Network Engineer

Allen Lane; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

Allen Lane is seeking a Senior Network Engineer to lead day-to-day operations of the organisation's network infrastructure, including SD-WAN deployment, data centre modernization, and cloud integrations.

The role requires collaboration with IT teams to design secure, highly available networks and to align with ISO27001 and PCI-DSS standards. You will document designs, monitor performance, and drive improvements using industry tools and certifications.

Qualifications

• Proven experience designing and managing complex network environments.
• Expertise with Meraki SD-WAN, Cisco ACI, Meraki Wireless, and Palo Alto Firewall.
• Experience with voice and UC technologies including SIP Trunking, SBC, and Teams.
• Ability to troubleshoot network issues and learn new skills.
• Relevant professional certifications to demonstrate core competency.
• Experience with Site24x7 or similar monitoring tools is advantageous.

Responsibilities

• Manage day-to-day network operations to ensure availability and performance.
• Collaborate with IT teams to integrate network and communications solutions.
• Design and optimize network for security, high availability, and disaster recovery.
• Develop and implement network improvement plans.
• Create and maintain network design and operational documentation.

Skills

Meraki SD-WAN

Cisco ACI

Meraki Wireless

Palo Alto

SIP Trunking

SBC

MS Teams

NetCall

Troubleshooting

Security & DR

Compliance

Education

CompTIA Network+ 500-220 ECMS

Nutanix Certified Professional

CCNP Enterprise

Tools

Site24x7

Job description

Our Local Authority Client are going through an exciting period as they have been working on delivering an extensive IT Infrastructure Transformation and Upgrade Programme, deploying SD-WAN, modernising the on-premise data centre environment using the latest HCI and ACI technology, and adopting services in Azure and AWS.

Duties:

• Day-to-day network operations: The Senior Network Engineer will manage the day-to-day operations of our network infrastructure, ensuring its availability, reliability, and performance.
• Collaboration with IT teams: Working closely with other IT teams, our Senior Network Engineer will collaborate on projects, share knowledge, and provide technical guidance to ensure the successful integration of network and communications solutions.
• You'll lead work to ensure our critical network and communications infrastructure is designed and optimised for security, high availability, and disaster recovery. This includes collaborating with our Enterprise Architecture Practice and the Information Security Team to ensure compliance with the ISO27001, PCI-DSS, and PCN standards.
• Development and implementation of improvement plans: This role involves developing and implementing network improvement plans to enhance efficiency, scalability, and security
• Maintenance of network design documents and general operational documentation: Create, update, and maintain network design documents

Technical Skills:

You will have a deep understanding of network fundamentals: Candidates should possess a comprehensive understanding of networking concepts, protocols, and technologies, coupled with hands-on experience designing, implementing, and managing complex network environments.

• Proficiency in specific technologies: Expertise in Meraki SD-WAN, Cisco ACI, Meraki Wireless, Palo Alto Firewall, Cloud, Zscaler and on-premise data centre solutions is essential for this role. Candidates should demonstrate proficiency in configuring, troubleshooting, and optimising these technologies.
• Experience designing and maintaining voice and communications technologies, including SIP Trunking and Session Border Controllers (SBC), Microsoft Teams and Netcall Liberty Converse.
• Ability to troubleshoot: Candidates should demonstrate an aptitude for troubleshooting and resolving network issues and be willing to learn and develop their troubleshooting skills.
• Experience with network management tools: Familiarity with tools such as Site24x7 for network monitoring and management is advantageous.
• The post holder should have relevant professional certifications to demonstrate core competency. Examples of relevant certifications include:
• CompTIA Network+ 500-220 ECMS - Engineering Cisco Meraki Solutions
• Nutanix Certified Professional Cisco CCNP Enterprise

The technologies mentioned above are essential.