6 of 6 Permanent Senior Network Security Engineer Jobs in London

Role Overview Seeking an experienced Senior Network Engineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with … Juniper SRX firewalls and EX switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. More ❯

Role Overview Seeking an experienced Senior Network Engineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with … Juniper SRX firewalls and EX switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. More ❯

Job Overview: As a Network Security Engineering team member, the Senior Network Security Engineer will specialise in firewalls and routing. The ideal candidate is a flexible, self-motivated individual who excels at multitasking and thrives in a fast-paced, challenging environment. This self-starter will bring ingenuity and expertise to design, implement, and maintain … secure, scalable, high-performing network solutions that connect on-premises and public cloud environments. The role emphasizes driving automation through Infrastructure-as-Code (IaC) and GitOps methodologies, ensuring optimal network performance, and integrating robust security measures. Responsibilities: Network Design and Implementation: Design and implement secure, scalable, and high-performing network solutions bridging on-premises and … public cloud environments. Leverage routing and switching expertise (e.g., BGP, OSPF, MPLS) to ensure network performance and reliability across diverse environments. Analyze operational needs and proactively develop creative network solutions to address security challenges. Security and Firewall Management: Manage firewall configurations for the CyberEnergianetwork based on operational requirements. Develop and implement network security tools More ❯

Senior Network Engineer with Security and Cisco - City London Our Client urgently requires a Senior Network Engineer with heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. Predominately a support role (BAU) with design of scalable solutions deliverable … solutions from perimeter to DMZ roles -Support IPS deployment for Europeanbranches -Develop, maintain and deliver global standards to all networking devices -Remediate Penetration Test results -Ensure seamless migration of network estate to newly adopted security framework General Skills -Experience working within mission-critical environments -Experience in operational deployments -Datacentre cabling and racking of equipment Technical Skills you need … multi-layer switches and routers, including 6500s -CISCO certification, ideally CCNP -CISCO CSM -VLAN segregation -McAfee HIPS, Trend Micro -Centralised authentication service (AAA) -SafeNet Ethernet Encryptor -RADIUS/RSA -Security certification (advantageous) You will also need to an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. Palo Alto. Juniper. McAfee IPS. SafeNet. Tripwire. More ❯

Job Title: Senior Network Engineer Delivery & Migrations Location: England (Home based with client visits across England). Salary: Up to £55,000 basic salary plus great benefits package Sector: Consultancy/Solution Provider The Company Our client is a professional services consultancy who specialise in providing businesses with software defined solutions, network assurance, network automation … of interesting projects in both the public and private sectors. Technology Partners Cisco/Meraki VM Ware Palo Alto Fortinet Juniper Aruba/HPE Microsoft AWS Role Snapshot As Senior Network Security Engineer you be an integral member of the delivery and migrations team. The role will entail assisting with migrations, day-to-day delivery tasks … looking to take a step up from a BAU role, with the ambition to widen their remit in projects and delivery. Key Responsibilities Assisting with delivery and migration of network, data centre and security solutions. Provide exceptional customer services. Contribute to knowledge centre and keep documentation up to date. Be willing to work in a vendor agnostic environment More ❯

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications, and more. Opticore IT is currently searching for a Senior Network Security Engineer to support our client in … a critical migration project from a cloud-based proxy solution (Netskope) to an on-premise proxy infrastructure. This role requires deep technical expertise in proxy technologies, a solid security mindset, and familiarity with automation practices. You will join our excellent team, based in the London area, on an initial 6-month contract, inside IR35, with scope to extend . … efficient traffic control. Configuring and managing advanced features such as SSL inspection, re-termination, web sockets, and custom policy creation. Ensuring granular control over web traffic and enforcing enterprise security standards. Providing strategic guidance on multi-product proxy environments, identifying potential compatibility or integration challenges. Supporting automation of policy deployment and configuration tasks where feasible. Collaborating with stakeholders to More ❯