will need skills in: CCNP-level qualified or equivalent real-world expertise. Strong routing knowledge - especially BGP. Hands-on with Cisco IOS-XR, Cisco NX-OS, and/or Arista EOS. Proven experience deploying networks in low latency Proven experience in financial trading environments. Solid knowledge of WAN technologies, optical networking, and fibre waves. Proficient in network automation (Ansible More ❯
What you'll bring: Minimum CCNP qualified network engineer Experience using Routing protocols - BGP Low latency networks, including layer 1 switching History working with Cisco IOS-XR, Cisco NXOS, Arista EOS routers and switches (one or more of these) Experience working on WAN networks, preferably OTN Implementation of new networks/WAN circuits Handover of new networks/WAN More ❯
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Upbeat Ideas UK Ltd
network infrastructure including routers, switches, firewalls, and load balancers across various platforms. Familiar with circuit ordering and DWDM deployments Familiar with Nexus 7k/Cisco 6500 environments and (possibly arista but not essential) Ability to document and map in detail all connectivity on site to be used to identify business areas/stakeholders and used as a basis to More ❯
TCP, BGP, Multicast, Firewalls, ACLs, DNS, and DHCP. -Hands-on experience with one or more router, load balancer, and firewall platforms from vendors such as Cisco, Juniper, Alcatel-Lucent, Arista, Brocade, Extreme, Citrix, F5, Fortinet, and Palo Alto. -Strong understanding of network hardware and packet forwarding architectures. -Experience working in virtualized enterprise networking environments. CCIE or JNCIE certification specializing More ❯
motivated and able to work autonomously. Understanding of Routing and Switching protocols such as TCP/IP, BGP, DNS, DHCP, VRRP. Experience supporting multi-vendor routing/switching environments (Arista, Juniper, Cisco, Palo Alto, Fortinet). Knowledge of Firewall operations, configuration, and management, primarily Palo Alto and Fortigate. Experience working in large Data Centre environments, with hands-on hardware More ❯
Balancers, Firewalls, ACLs, DNS, DHCP, IPAM, LDAP, NFS, etc. - Experience with one or more of the following routers, server load balancer, and firewall vendor platforms: Cisco, Juniper, Alcatel-Lucent, Arista, Brocade, Citrix, F5, Fortinet, Palo Alto, etc. Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting More ❯
Take ownership of network improvement projects from design through to deployment Collaborate closely with cross-functional teams to ensure security, resilience, and efficiency Requirements: Proven experience with Cisco and Arista networking environments Proficiency with Fortinet or Palo Alto firewall technologies Expert-level knowledge of BGP, OSPF, and Multicast routing protocols Solid understanding of Linux-based systems A strong drive More ❯
Technical Expertise : Expert in low-latency network technologies, including Multicast (IGMP, PIM), L2/L3, and WAN design. Expert in routing protocols such as BGP and OSPF. Experience with Arista, Cisco, including Layer 1 switches. Knowledge of FPGA and high-performance computing technologies is a plus. Strong understanding of time synchronization protocols, including Precision Time Protocol (PTP, WR) and More ❯
in Exchange ULL COLO network setup Strong experience working in an Ultra Low Latency environment CCNP/CCIE certification or to that technical level Check Point CCSA/CCSE Arista F5 Market data experience Experience in Exchange/Client on-boarding This role is suitable for a Cisco certified Network Engineer who has at least 5-6 years of More ❯
in Exchange ULL COLO network setup Strong experience working in an Ultra Low Latency environment CCNP/CCIE certification or to that technical level Check Point CCSA/CCSE Arista F5 Market data experience Experience in Exchange/Client on-boarding This role is suitable for a Cisco certified Network Engineer who has at least 5-6 years of More ❯
Expert-level knowledge of WiFi infrastructure including knowledge of RF concepts, predictive design, wireless standards, troubleshooting etc. We work with firewalls, switches and WiFi APs from major vendors including Arista, Cisco & Cisco Meraki, HP Aruba, Juniper, Mikrotik, Ruckus and Unifi. Responsibilities Assist in developing project specifications and proposals and responding to RFPs. You should be able to produce high More ❯
science, Engineering, Mathematics, a similar field of study or equivalent work experience. We'd love to see Experience managing and automating network devices at scale such as Juniper, Nokia, Arista, Cisco, Whitebox etc. An understanding of various Network architectures across Internet, Public Cloud, Private Networks, DWDM and Optical Networking, Data Centre builds and design fundamentals. etc. Experience with network More ❯
science, Engineering, Mathematics, a similar field of study or equivalent work experience. We'd love to see Experience managing and automating network devices at scale such as Juniper, Nokia, Arista, Cisco, Whitebox etc. An understanding of various Network architectures across Internet, Public Cloud, Private Networks, DWDM and Optical Networking, Data Centre builds and design fundamentals. etc. Experience with network More ❯
science, Engineering, Mathematics, a similar field of study or equivalent work experience. We'd love to see Experience managing and automating network devices at scale such as Juniper, Nokia, Arista, Cisco, Whitebox etc. An understanding of various Network architectures across Internet, Public Cloud, Private Networks, DWDM and Optical Networking, Data Centre builds and design fundamentals. etc. Experience with network More ❯
protocols such as BGP, OSPF, VLANs, VXLAN, and Layer 2/3. Requirements (Multiple engineers who between them share the following): Proven experience with Cisco Routing & Switching, Juniper, and Arista networks. Strong understanding of data centre technologies and Firewall management. Ability to handle network migrations. If you are interested in finding out more get in touch and apply today More ❯
network systems/architectures at a detailed level with knowledge of fundamental configuration, troubleshooting, and monitoring. Excellent knowledge of low-latency network products. Experience with networking vendors such as Arista, Cisco, Palo Alto, etc. and DHCP/DNS products like Infoblox. Exposure to cloud networking configurations and tools - AWS, Azure, GCP. An understanding of Market Data and/or More ❯
including IPsec, SSL/TLS, and AAA (RADIUS, TACACS+) Understanding of application layer protocols such as HTTP, DNS, and DHCP Experience with network devices from vendors like Cisco, Juniper, Arista, etc. Knowledge of firewalls, IDS/IPS, and other security appliances Experience with load balancing technologies and strategies Familiarity with wireless networking standards and equipment Understanding of cloud networking More ❯
Sheffield, South Yorkshire, England, United Kingdom
Ninetech
Data Network & Security Specialist within large-scale enterprise networks. Deep technical expertise in networking technologies , especially SDN including Cisco ACI , spine & leaf architectures , and vendors such as Cisco and Arista . Hands-on knowledge in Subnetting , Switching , Routing , VLANs , VRFs , NAT , VXLAN , EVPN , etc. Proficiency in Infrastructure as Code and modern automation/configuration tools like Ansible , Git , GitHub More ❯
QoS, and standard routing protocols (OSPF/BGP) Demonstrated ability to design resilient, scalable, and secure broadcast networks Hands-on experience with vendor platforms such as Net Insight, Cisco, Arista, Appear, MediaKind, etc. Proven track record in solution architecture and high-level system design Exceptional communication skills to translate technical architecture to senior business stakeholders Comfortable working across cloud More ❯
problem-solving skills and eagerness to learn Excellent communication and team collaboration abilities Nice to Have: Experience working in or with financial services environments Familiarity with Cisco, Juniper, or Arista networking equipment Understanding of CI/CD workflows and infrastructure-as-code practices Knowledge of APIs, YAML, or JSON Benefits: Be part of a highly technical and collaborative team More ❯
Sheffield, South Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
WWT EMEA UK LIMITED
Manage vendors across the project delivery and technical matters. Rich experience as a data network and security specialist in a large enterprise network. Strong Technical knowledge in networking (Cisco, Arista, and Others) with an emphasis on software-defined networks (SDN) such as Cisco ACI and leveraging spine & leaf designs. Proficient hands-on experience networking background (Subnetting, Switching, Routing, VLANs More ❯
handsworth, yorkshire and the humber, united kingdom Hybrid / WFH Options
WWT EMEA UK LIMITED
Manage vendors across the project delivery and technical matters. Rich experience as a data network and security specialist in a large enterprise network. Strong Technical knowledge in networking (Cisco, Arista, and Others) with an emphasis on software-defined networks (SDN) such as Cisco ACI and leveraging spine & leaf designs. Proficient hands-on experience networking background (Subnetting, Switching, Routing, VLANs More ❯
Proven experience working in low-latency trading, HPC, or colocation data centres Strong understanding of networking concepts (Layer 1-3), switching technologies, and hands-on experience with vendors like Arista, Cisco, or Juniper Ability to log in to switches, perform basic configurations, diagnostics, and packet-level troubleshooting Familiarity with server hardware components such as NICs, SSDs, GPUs, FPGAs, and More ❯
