6 of 6 Network Security Specialist Jobs in the UK

Senior Network Specialist with Security and Cisco - City London Our Client urgently requires a Senior Network Specialist 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 through projects. … from perimeter to DMZ roles -Support IPS deployment for European branches -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 … CISCO multilayer 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 ❯

Senior Network Specialist with Security and Cisco - City London Our Client urgently requires a Senior Network Specialist with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. This is predominantly a support role (BAU) with the design of scalable … from perimeter to DMZ roles. Support IPS deployment for European branches. 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 … multilayer 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 have an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. Palo Alto. Juniper. McAfee IPS. More ❯

Job Title: Firewall Engineer - Network Security Specialist Location: Leeds Type: Full-Time | Reports To: Network Operations Manager/Head of Managed Services Salary: £45,000 Shift Pattern: Rotating shifts or business hours (based on operational needs) About Us We are a leading cybersecurity reseller and MSP delivering end-to-end security solutions. Our expert team … Firewall and NOC services expand, we need a skilled NOC/Firewall Engineer with hands-on expertise in Check Point, Fortinet, or Palo Alto Networks to ensure secure, seamless network connectivity. The Role You will be the frontline technical expert in our 24/7 Network Operations Center, owning the daily monitoring, configuration, troubleshooting, and incident resolution of … client Firewalls and network security infrastructure. This hands-on position demands sharp technical skills and the ability to thrive in a fast-paced, client-focused environment. What You'll Do Manage & Monitor: Operate client Firewalls, VPNs, and network devices using advanced monitoring platforms and vendor tools. Configure & Update: Implement Firewall rule changes, security policies, NAT, and More ❯

What You'll Be Working On: ️ Designing, implementing, and managing network security architectures to protect enterprise systems ️ Monitoring and analyzing network traffic to identify and mitigate potential threats and vulnerabilities ️ Configuring and managing firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and other network security tools ️ Conducting regular network security assessments … and penetration testing to ensure optimal security ️ Collaborating with IT and security teams to ensure proper network access controls, policies, and encryption standards are in place What We're Looking For: ️ Proven experience as a Network Security Specialist or in a similar role within network security ️ Strong knowledge of networking protocols (e.g. … TCP/IP, DNS, HTTP) and network security tools (e.g., firewalls, IDS/IPS, SIEM) ️ Experience with security frameworks such as NIST, CIS, and ISO 27001 ️ Familiarity with cloud security and hybrid network environments is a plus ️ Relevant certifications such as CCNP Security, CISSP, or CompTIA Security+ are highly desirable More ❯

Senior Infrastructure Specialist - Network Security & Assurance page is loaded Senior Infrastructure Specialist - Network Security & Assurance Apply locations Leeds Wellington Place Manchester Westminster House time type Full time posted on Posted Yesterday time left to apply End Date: July 3, 2025 (13 days left to apply) job requisition id 134075 End Date Wednesday 02 July … support flexible working - click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share Job Description Summary . Job Description JOB TITLE: Senior Infrastructure Specialist - Network Security & Assurance SALARY: £70,929 - £78,810 LOCATION(S): Manchester or Leeds WORKING PATTERN: Our work style is hybrid, which involves spending at least two days … per week, or 40% of our time, at our locations noted above. About this Opportunity Join us at Lloyds Banking Group as a Network Security Senior Infrastructure Specialist and play a pivotal role in protecting the UK's largest digital bank. This opportunity sits within our Network Security Prevention, Detection, Compliance and Assurance team - part More ❯

Delivery Team Security Lead, £65,000 – £90,000, Remote (Some travel expected, Domestic and International) I am partnered with a specialist cyber security consultancy, delivering high-assurance solutions to government, defence, and critical national infrastructure sectors. They provide expert services across security assurance, secure systems delivery, and technical consultancy. With a strong focus on secure communications … and mission-critical environments, they support organisations in achieving the highest standards of cyber resilience and compliance. Key Responsibilities: Act as the primary security lead for projects focused on the NATO JCHAT communications system. Lead on systems integration, configuration, and administration activities. Provide expert support and insight into NATO FAS applications and related technologies. Apply strong knowledge and practical … and Openfire XMPP services (highly desirable). Manage and configure Azure virtual machines and virtual environments as required. Possess sound experience in computer networks, including DNS, domains, PKI certificates, network design, and secure architecture. Support and maintain internal company IT systems as part of the Technical and ICT Admin Team. Provide day-to-day technical advice and support to More ❯