jazzhr
Core Infrastructure Network Engineer
Assured Data Protection
Leeds, GBR
Full-time
Senior
Hybrid
Discovered 1 weeks ago
CiscoCisco NexusFortigateNetgate pfSenseVMware vSphereESXi
Free
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CiscoCisco NexusFortigate
Key Skills for This Role
CiscoCisco NexusFortigateNetgate pfSenseVMware vSphereESXi
Full Job Posting
- Implement, troubleshoot and maintain enterprise-grade network infrastructure across global environments
- Support and optimize Cisco-based networks, including routing, switching, and datacenter technologies.
- Configure and manage Fortigate firewalls, including VPNs, security policies, and traffic inspection
- Troubleshoot complex network issues across LAN, WAN, and datacenter environments
- Collaborate with other infrastructure teams (client networking and virtualization) to support infrastructure projects and support issues.
- Participate in out-of-hours on-call rota, providing operational support and incident response outside of standard business hours
- Provide networking expertise to support virtualization platforms, including: VMware vSphere / ESXi Microsoft Hyper-V Nutanix
- VMware vSphere / ESXi
- Microsoft Hyper-V
- Nutanix
- Participate in network architecture reviews, capacity planning, and performance tuning
- Create and maintain technical documentation, network diagrams, and operational procedures
- Support change management, incident response, and root cause analysis
- Work effectively as part of a global, remote team, including occasional out-of-hours support if required.
- CCNA certification or higher.
- Strong hands-on experience with Cisco networking technologies Routing & Switching (BGP, VLANs, STP, LACP etc) Datacenter networking (Cisco Nexus highly desirable)
- Routing & Switching (BGP, VLANs, STP, LACP etc)
- Datacenter networking (Cisco Nexus highly desirable)
- Proven experience managing firewalls (ideally Fortigate) in enterprise environments
- Strong troubleshooting skills across complex, multi-site networks
- Demonstrable experience with network analysis tools like Wireshark, iPerf and others.
- Solid understanding of network security principles and best practices
- Experience working in a distributed or global IT team
- Experience with Netgate pfSense firewalls
- Advanced datacenter networking experience
- Familiarity with SD-WAN, VXLAN and BGP a plus.
- Exposure to cloud networking (AWS, Azure, or GCP)
- Scripting or automation experience (Python, Ansible, etc.)
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