security and other issues. Essential Duties: Develop and implement detailed logical designs in areas such as routing and switching, network security and firewalls, multicast architecture, MPLS, and SD-WAN (preferably). Develop secure network designs, maximizing the usage of routers and switches. Analyze traffic behaviors, identify, and resolve congestion or traffic issues. Establish procedures and best More ❯
experience needed. Any cloud experience is a nice to have, but not essential - Azure is preferred. Preferred Qualifications: Experience with network automation tools and scripts. Knowledge of SD-WAN technologies and their implementation. Familiarity with network monitoring tools (e.g., SolarWinds, Nagios, etc.). Experience in a multi-cloud environment with hybrid infrastructure solutions. This is a More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Halian Technology Limited
experience needed. Any cloud experience is a nice to have, but not essential - Azure is preferred. Preferred Qualifications: Experience with network automation tools and scripts. Knowledge of SD-WAN technologies and their implementation. Familiarity with network monitoring tools (e.g., SolarWinds, Nagios, etc.). Experience in a multi-cloud environment with hybrid infrastructure solutions. This is a More ❯
experience needed. Any cloud experience is a nice to have, but not essential - Azure is preferred. Preferred Qualifications: Experience with network automation tools and scripts. Knowledge of SD-WAN technologies and their implementation. Familiarity with network monitoring tools (e.g., SolarWinds, Nagios, etc.). Experience in a multi-cloud environment with hybrid infrastructure solutions. This is a More ❯
networking technologies in addition to ACI is essential e.g: SoftwareDefined Networks such as Cisco MSO (Multi Site Orchestrator), NAE (Network Assurance Engine), ACI Anywhere; SDWAN e.g. Cisco vManage; SD Access … e.g. DNAC, APIC EM, Cisco ISE. Automation/Orchestration: Network stack integration, Terraform, Ansible, Python, JSON, APIs. Security products e.g. Firewalls: Cisco (+Firepower Threat Defense), FortiGate, Fortinet SD-WAN solution. VMware NSX and other NFV products. Tooling e.g. Cisco Tetration, Solarwinds, CA Additional experience with load balancers, hardware proxy devices, IDS/AV, and Voice technologies would More ❯
uptime Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems Manage Palo Alto firewalls, including monitoring, change control, and troubleshooting Assist with SD-WAN deployments and hybrid network integration (Silver Peak, Aruba or equivalent) Participate in DR testing, scheduled maintenance events, and infrastructure lifecycle management Create and maintain accurate documentation of … Linux systems from a network troubleshooting perspective Strong analytical and troubleshooting skills with a detail-oriented mindset Familiarity with AWS or Azure networking principles (Preferred) Exposure to SD-WAN solutions (e.g. Silver Peak, Aruba) (Preferred) Industry certifications such as CCNA, CCNP, or Network+ ... More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Techfellow Limited
uptime Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems Manage Palo Alto firewalls, including monitoring, change control, and troubleshooting Assist with SD-WAN deployments and hybrid network integration (Silver Peak, Aruba or equivalent) Participate in DR testing, scheduled maintenance events, and infrastructure lifecycle management Create and maintain accurate documentation of … Linux systems from a network troubleshooting perspective Strong analytical and troubleshooting skills with a detail-oriented mindset Familiarity with AWS or Azure networking principles (Preferred) Exposure to SD-WAN solutions (e.g. Silver Peak, Aruba) (Preferred) Industry certifications such as CCNA, CCNP, or Network+ ... More ❯
and Switching Switching Protocols - Spanning Tree, Port Channels Network monitoring, NetFlow, capacity management Packet Broker - Gigamon Experience with - (ISR/ASR/Nexus/Catalyst), wireless, ACI, Meraki, SDWAN, ISE About Columbia Threadneedle Investments Working at Columbia Threadneedle Investments you'll find growth and career opportunities across all of our businesses. We're intentionally built to help you succeed. More ❯
Water's critical infrastructure. What you'll do as a Network Security Manager Network Security Management: Maintain oversight of IT and OT network systems, including VPNs, SDWAN, and firewalls. Ensure all network security services are fit for purpose and aligned with business outcomes. Approve and manage all changes affecting the network threat surface. Governance & Compliance … CCSE, CCSA or equivalent experience. Proficiency in Layer 2/3 technologies (VLAN, RSTP, BGP, MRP) across vendors (Cisco, Meraki, Belden, Fortinet). Experience with network edge security (SDWAN, IPSEC) using tools like Cisco ISE, CheckPoint, and Umbrella. Higher education qualification or equivalent experience in engineering. Skills in stakeholder management, communication, and strategic decision-making. Desirable Experience: Previous experience More ❯
e.g., QoS, BGP, OSPF, HSRP, 802.11, 802.1x, IPSEC). Hands-on experience with monitoring, network diagnostic, and network analytics tools including Cisco ThousandEyes. Knowledge of Cisco SD-WAN, SD-Access, Catalysts Center and ISE a plus Network firewall policy administration a plus Hands-on experience of automation/scripting and configuration management tools such More ❯
e.g., QoS, BGP, OSPF, HSRP, 802.11, 802.1x, IPSEC). Hands-on experience with monitoring, network diagnostic, and network analytics tools including Cisco ThousandEyes. Knowledge of Cisco SD-WAN, SD-Access, Catalysts Center and ISE a plus Network firewall policy administration a plus Hands-on experience of automation/scripting and configuration management tools such More ❯
e.g., QoS, BGP, OSPF, HSRP, 802.11, 802.1x, IPSEC). Hands-on experience with monitoring, network diagnostic, and network analytics tools including Cisco ThousandEyes. Knowledge of Cisco SD-WAN, SD-Access, Catalysts Center and ISE a plus Network firewall policy administration a plus Hands-on experience of automation/scripting and configuration management tools such More ❯
NetFlow, capacity management Packet capture and analysis - Wireshark If you also had this, it would be great Experience with - (ISR/ASR/Nexus/Catalyst), wireless, ACI, Meraki, SDWAN, ISE Cloud Networking - AWS, Azure, Terraform and Cloud Formation Templates Automation & scripting - Python, Ansible, IaC Packet Broker - Gigamon Firewalls - Palo Alto, Cisco F5 - Big IP, LTM, GTM, ASM, AFM Infoblox More ❯
East London, London, United Kingdom Hybrid / WFH Options
JLA Resourcing Ltd
Job Title: Senior Network Engineer Location: London (Canary Wharf) – Hybrid (1–2 days/week on site, parking available) Employment Type: Permanent Salary: Up to £75,000 (DOE) Security Checks: Financial checks may apply The Opportunity: This is a More ❯
Senior Information Security Analyst Our Client is a leading global company specialising in pharma products. They are looking to recruit a Senior Information Security Analyst with at least 5 to 7 years expertise in Technology Security. The Senior Information Security More ❯
support Cisco and Checkpoint firewalls , including firewall policy management. Support network automation initiatives using tools such as Ansible . Participate in the design and delivery of Cisco SD-WAN , SD-Access , Catalyst Center , and ISE projects. Provide advanced support for network diagnostics , monitoring , and analytics tools . Required Skills & Experience: Proven experience in a Network … ISE, and firewalls. Experience working with Cisco and Checkpoint firewalls . Strong understanding of network monitoring , diagnostics , and troubleshooting tools . Exposure to or experience with Cisco SD-WAN , SD-Access , and automation/configuration tools such as Ansible . Knowledge of network firewall policy administration is a plus. Strong communication skills and the ability More ❯
support Cisco and Checkpoint firewalls , including firewall policy management. Support network automation initiatives using tools such as Ansible . Participate in the design and delivery of Cisco SD-WAN , SD-Access , Catalyst Center , and ISE projects. Provide advanced support for network diagnostics , monitoring , and analytics tools . Required Skills & Experience: Proven experience in a Network … ISE, and firewalls. Experience working with Cisco and Checkpoint firewalls . Strong understanding of network monitoring , diagnostics , and troubleshooting tools . Exposure to or experience with Cisco SD-WAN , SD-Access , and automation/configuration tools such as Ansible . Knowledge of network firewall policy administration is a plus. Strong communication skills and the ability More ❯
support Cisco and Checkpoint firewalls , including firewall policy management. Support network automation initiatives using tools such as Ansible . Participate in the design and delivery of Cisco SD-WAN , SD-Access , Catalyst Center , and ISE projects. Provide advanced support for network diagnostics , monitoring , and analytics tools . Required Skills & Experience: Proven experience in a Network … ISE, and firewalls. Experience working with Cisco and Checkpoint firewalls . Strong understanding of network monitoring , diagnostics , and troubleshooting tools . Exposure to or experience with Cisco SD-WAN , SD-Access , and automation/configuration tools such as Ansible . Knowledge of network firewall policy administration is a plus. Strong communication skills and the ability More ❯
dynamic and innovative team, helping shape the future of managed services. This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. What You’ll Be Doing: Partnering with internal and external account managers to provide technical leadership and solution strategy. Driving … and solution design experience. Ability to confidently consult across diverse verticals and tailor solutions to customer needs. Strong background in technologies including: Network: VPLS, MPLS, BGP, VRRP, SD-WAN, IP Routing Security: Layer 7 firewalls, SIEM, SASE Cloud: Public/Private Cloud architecture, Cloud-hosted IP Telephony Wireless & LAN: HPE Aruba Central, Cisco DNA Unified Comms: Cisco More ❯
East London, London, United Kingdom Hybrid / WFH Options
83zero Limited
This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. Network Architect - LAN/WLAN, and cloud platforms. Location: Hybrid, 2/3 days a week onsite in London Salary: £90,000 base plus benefits, perks, healthcare options and QUARTARLY … dynamic and innovative team, helping shape the future of managed services. This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. What You'll Be Doing: Partnering with internal and external account managers to provide technical leadership and solution strategy. Driving … and solution design experience. Ability to confidently consult across diverse verticals and tailor solutions to customer needs. Strong background in technologies including: Network: VPLS, MPLS, BGP, VRRP, SD-WAN, IP Routing Security: Layer 7 firewalls, SIEM, SASE Cloud: Public/Private Cloud architecture, Cloud-hosted IP Telephony Wireless & LAN: HPE Aruba Central, Cisco DNA Unified Comms: Cisco More ❯
Tower Hamlets, London, United Kingdom Hybrid / WFH Options
83zero Ltd
This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. Network Architect - LAN/WLAN, and cloud platforms. Location: Hybrid, 2/3 days a week onsite in London Salary: 90,000 base plus benefits, perks, healthcare options and QUARTARLY … dynamic and innovative team, helping shape the future of managed services. This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. What You'll Be Doing: Partnering with internal and external account managers to provide technical leadership and solution strategy. Driving … and solution design experience. Ability to confidently consult across diverse verticals and tailor solutions to customer needs. Strong background in technologies including: Network: VPLS, MPLS, BGP, VRRP, SD-WAN, IP Routing Security: Layer 7 firewalls, SIEM, SASE Cloud: Public/Private Cloud architecture, Cloud-hosted IP Telephony Wireless & LAN: HPE Aruba Central, Cisco DNA Unified Comms: Cisco More ❯
City of London, London, Tower Hamlets, United Kingdom Hybrid / WFH Options
83zero Ltd
This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. Network Architect - LAN/WLAN, and cloud platforms. Location: Hybrid, 2/3 days a week onsite in London Salary: £90,000 base plus benefits, perks, healthcare options and QUARTARLY … dynamic and innovative team, helping shape the future of managed services. This is an opportunity to work on large-scale, complex projects and design cutting-edge solutions across SD-WAN, Security, SASE, LAN/WLAN, and cloud platforms. What You'll Be Doing: Partnering with internal and external account managers to provide technical leadership and solution strategy. Driving … and solution design experience. Ability to confidently consult across diverse verticals and tailor solutions to customer needs. Strong background in technologies including: Network: VPLS, MPLS, BGP, VRRP, SD-WAN, IP Routing Security: Layer 7 firewalls, SIEM, SASE Cloud: Public/Private Cloud architecture, Cloud-hosted IP Telephony Wireless & LAN: HPE Aruba Central, Cisco DNA Unified Comms: Cisco More ❯
