Manage the daily operation of customer network environments across AWS, on-premises, and hybrid architectures
Work in partnership with the Senior Network Engineers to design, implement, and manage AWS networking components, including VPCs, subnets, route tables, NAT gateways, security groups, NACLs, Transit Gateways, Direct Connect, and VPNs
Manage and support physical network infrastructure, including switches, firewalls, and wireless networks across customer sites and data centres
Configure, operate, and troubleshoot Cisco and Fortinet switches and firewalls, including routing, VLANs, high-availability configurations, and site-to-site and client VPNs
Support and maintain Extreme Networks switches and Extreme access points, including wireless configuration, performance optimisation, and fault resolution
Monitor, troubleshoot, and optimise network performance, availability, and capacity across cloud and physical environments
Ensure resilience, redundancy, and secure connectivity across hybrid network designs
Investigate existing customer environments, proactively identifying undocumented configurations, risks, and improvement opportunities
Create and maintain clear network documentation, including diagrams, configuration records, and operational runbooks
Implement and maintain network security best practices across cloud and physical infrastructure, including firewall policies, segmentation, encryption, monitoring, and logging
Work closely with IT Naturallys Cyber Security team to meet embedded security standards and customer compliance requirements, including ISO 20000, ISO 27001, and Cyber Essentials
Ensure all network changes follow IT Naturallys change management processes, with clear technical documentation and impact assessment
Support Senior Network Engineers by contributing to automation and Infrastructure-as-Code used for network provisioning, configuration, monitoring, and maintenance, including Terraform and CloudFormation
Proactively identify opportunities to improve network reliability, resilience, and operational consistency
Participate in proactive internal quarterly business reviews, providing clear recommendations for network optimisation, resilience, and future improvement
Support incident resolution and technical escalations, acting as a senior point of expertise for networking-related issues
Provide transparent reporting and updates aligned with IT Naturallys service management standards
Work closely with Platform, Cyber Security, EUC and Operations teams to deliver cohesive, end-to-end managed services
Participate in a 24/7 on-call rota to maintain service continuity
Collaborate with customers to integrate AWS networking with on-premises infrastructure and wider hybrid network solutions
AWS
Bash
Cloud
CloudWatch
Cisco
Datadog
Embedded
Firewall
Support
NAT
Network
Python
Security
Terraform
Zabbix
Web

Hands-on experience managing production AWS environments with significant networking responsibility
Strong experience managing physical network infrastructure, including switches, firewalls, and wireless networks
Practical experience with Cisco and Fortinet switches and firewalls, including configuration, troubleshooting, and operational support
Experience supporting Extreme Networks switches and access points
Deep understanding of AWS networking services, including VPCs, subnets, route tables, NAT, security groups, NACLs, Transit Gateways, Direct Connect, and VPNs
Solid understanding of hybrid networking, routing, and secure connectivity between cloud and on-premises environments
Experience with Infrastructure-as-Code and automation, such as Terraform, CloudFormation, Python, or Bash
Monitoring and observability experience across cloud and physical networks using tools such as CloudWatch, Zabbix, or DataDog
Strong documentation skills, with a proactive approach to discovering, documenting, and improving customer environments
Clear communication skills and a methodical approach to troubleshooting and problem-solving
AWS Advanced Networking certification or equivalent practical experience (desirable)
Experience integrating Fortinet firewalls and VPNs with AWS environments (desirable)
Experience working in ISO-certified service environments, including ISO 20000 and ISO 27001 (desirable)
Exposure to multi-cloud or complex hybrid architectures (desirable)
An interest in learning new technologies and improving network visibility, resilience, and sustainability (desirable)

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