76 to 100 of 238 VPN Jobs in London

Cisco/Juniper機器を用いたLAN/WAN/ファイアウォール設計・実装・ドキュメント作成 • プリセールス提案書作成、工数見積もり、営業部門との連携 • 顧客要件管理、関係構築、エスカレーション対応 • システム統合サービス提供、リスク評価・軽減、ナレッジ移転 • サードパーティベンダー管理と品質保証 • 1~3次サポート業務とサービスデスク改善 必須: • Cisco/Juniper実務5年以上(OSPF, BGP, VPN) • Windows AD/DHCP/DNS/GPO運用経験 • 500名規模以上多拠点環境の導入経験 • ビジネスレベル英語+ネイティブレベル日本語 • 高いコミュニケーション力・意思決定力 尚可: SD‐WAN、Azure/AWS、ITIL/ISO27001知識 IIJ Europeで最先端ITソリューションを共に創造しましょう More ❯

Cisco/Juniper機器を用いたLAN/WAN/ファイアウォール設計・実装・ドキュメント作成 • プリセールス提案書作成、工数見積もり、営業部門との連携 • 顧客要件管理、関係構築、エスカレーション対応 • システム統合サービス提供、リスク評価・軽減、ナレッジ移転 • サードパーティベンダー管理と品質保証 • 1~3次サポート業務とサービスデスク改善 必須: • Cisco/Juniper実務5年以上(OSPF, BGP, VPN) • Windows AD/DHCP/DNS/GPO運用経験 • 500名規模以上多拠点環境の導入経験 • ビジネスレベル英語+ネイティブレベル日本語 • 高いコミュニケーション力・意思決定力 尚可: SD‐WAN、Azure/AWS、ITIL/ISO27001知識 IIJ Europeで最先端ITソリューションを共に創造しましょう More ❯

helpdesk phone support and customer-facing communication. Desirable Skills (Nice to Have): Basic scripting abilities, particularly with PowerShell or batch files. Experience configuring and troubleshooting firewalls, ADSL routers, and VPN clients. Completion of at least one Microsoft certification exam. Familiarity with Apple Mac systems. Knowledge of virtualization platforms such as Hyper-V or VMware. Experience in building and setting up More ❯

helpdesk phone support and customer-facing communication. Desirable Skills (Nice to Have): Basic scripting abilities, particularly with PowerShell or batch files. Experience configuring and troubleshooting firewalls, ADSL routers, and VPN clients. Completion of at least one Microsoft certification exam. Familiarity with Apple Mac systems. Knowledge of virtualization platforms such as Hyper-V or VMware. Experience in building and setting up More ❯

helpdesk phone support and customer-facing communication. Desirable Skills (Nice to Have): Basic scripting abilities, particularly with PowerShell or batch files. Experience configuring and troubleshooting firewalls, ADSL routers, and VPN clients. Completion of at least one Microsoft certification exam. Familiarity with Apple Mac systems. Knowledge of virtualization platforms such as Hyper-V or VMware. Experience in building and setting up More ❯

OneDrive) Azure Active Directory & Conditional Access Microsoft Intune/Endpoint Manager Microsoft Defender security suite Deep troubleshooting skills across networks, infrastructure, and applications. Experience with firewall management, routing, and VPN configuration. Skilled in automation/scripting (PowerShell preferred). Comfortable managing both remote and on-site support for diverse client environments. Desirable Skills: Microsoft certifications (MS-100, AZ-104, MD More ❯

existing Citrix XenApps server farm (desired) Networking - design/troubleshoot/installation (DNS – DHCP – VLAN – Proxy Understanding - TCP/IP and OSI) to a moderate to advance level Laptop VPN troubleshooting and Support. PowerShell to a beginner level Personality - Additional Skills: Very Competent in Communications, Self-Organisation, Multi-Tasking and Prioritization. Self-driven to accomplish Tasks for the Team and More ❯

existing Citrix XenApps server farm (desired) Networking - design/troubleshoot/installation (DNS – DHCP – VLAN – Proxy Understanding - TCP/IP and OSI) to a moderate to advance level Laptop VPN troubleshooting and Support. PowerShell to a beginner level Personality - Additional Skills: Very Competent in Communications, Self-Organisation, Multi-Tasking and Prioritization. Self-driven to accomplish Tasks for the Team and More ❯

existing Citrix XenApps server farm (desired) Networking - design/troubleshoot/installation (DNS – DHCP – VLAN – Proxy Understanding - TCP/IP and OSI) to a moderate to advance level Laptop VPN troubleshooting and Support. PowerShell to a beginner level Personality - Additional Skills: Very Competent in Communications, Self-Organisation, Multi-Tasking and Prioritization. Self-driven to accomplish Tasks for the Team and More ❯

existing Citrix XenApps server farm (desired) Networking - design/troubleshoot/installation (DNS – DHCP – VLAN – Proxy Understanding - TCP/IP and OSI) to a moderate to advance level Laptop VPN troubleshooting and Support. PowerShell to a beginner level Personality - Additional Skills: Very Competent in Communications, Self-Organisation, Multi-Tasking and Prioritization. Self-driven to accomplish Tasks for the Team and More ❯

troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT, SSL More ❯

troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT, SSL More ❯

troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT, SSL More ❯

network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation tools (Terraform, Ansible) is More ❯

network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation tools (Terraform, Ansible) is More ❯

network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation tools (Terraform, Ansible) is More ❯

network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation tools (Terraform, Ansible) is More ❯

installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP/IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. More ❯

installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP/IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. More ❯

installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP/IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. More ❯

installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP/IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. More ❯

installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP/IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. More ❯

a law firm or professional services environment is highly desirable Strong working knowledge of Microsoft Windows 11 and Office 365 Experience with Active Directory, Exchange, remote access technologies (eg VPN, Citrix) Excellent verbal and written communication skills Calm, professional, and solutions-focused, especially under pressure A proactive approach to learning and problem-solving Ability to support users at all levels More ❯

Weareseekinganexperienced SeniorDevOpsEngineer withstrongexpertiseinnetworkappliancesandcloudinfrastructure,toworkwithagovernmentdepartment.Thisisa12monthcontract,paying£750perday,insideIR35,hybridworking(3daysperweekonsite) ActiveSCClearanceisrequiredpriortocommencingtheassignment. KeyResponsibilities Design,implement,andadministerF5appliancesinAWS Standardisemultiplenetworksolutionsintoasingle,self-servicepattern ConfigureandmanagePaloAltoandCheckPointfirewallsinenterpriseenvironments Buildandmanagesecure,scalableAWSinfrastructure(EC2,VPC,IAM,TransitGateway,VPN,etc.) DevelopandmaintainCI/CDpipelines(Jenkins,GitLabCI) AutomateinfrastructureusingTerraform,Ansible,andIaC/CaCmethodologies Monitor,troubleshoot,andoptimisehybridsystems,networks,andapplications Collaboratewithsecurity,development,andoperationsteamstoembedDevSecOpsbestpractices Participateinincidentresponseandrootcauseanalysis Documentinfrastructure,processes,andtopologies RequiredSkillsandExperience Hands-onexpertisewithF5loadbalancers StrongexperiencewithPaloAltoNetworksandCheckPointfirewalls KnowledgeofZscaler(preferred) Strongunderstandingofnetworkingprotocols(TCP/IP,DNS,SSL More ❯

contribute to exciting upgrade and migration projects — all while mentoring junior technicians and shaping the future of IT Tech Stack Highlights Windows Server, Active Directory, Microsoft 365, Exchange Virtualisation, VPN, firewalls, wireless networks MDM platforms (Intune, JAMF) Azure AD (Entra) Why You’ll Love It Here Salary up to £42K dep on experience + generous pension (10% employer contribution) Free More ❯