addressing, subnets, VLANs, NAT, DNS, DHCP. Configuration and deployment of firewalls (e.g., Cisco ASA, Fortinet, Ubiquiti), including site-to-site VPNs, remote access VPNs, and secure segmentation. DNS and SSL/TLS certificate management. Ability to engage with clients during scoping calls, solution workshops, and technical reviews. Experience creating proposals, high-level designs (HLD), low-level designs (LLD), and cost More ❯
deploying and operating infrastructure in at least one public cloud provider (AWS, GCP, or Azure) Experience managing PKI/X.509 certificate infrastructure. Extensive experience supporting and implementing TLS/SSL certificate management systems Proficient with Token-based authentication services, Perfect Forward Security (PFS), Apache, Nginx, HAProxy Solid knowledge of Linux security and system operations. Benefits Roku is committed to offering More ❯
Reading, Oxfordshire, United Kingdom Hybrid / WFH Options
Nextech Group Ltd
in Azure Oversee backup, DRaaS, and BaaS solutions (Zerto, Commvault), perform DR tests and restore checks Maintain networking (SD-WAN, switches, routers, firewalls, load balancers, VPNs) Handle certificate management (SSL), DNS, DHCP, and authentication (ADFS, SAML, WAP) Keep CMDB and capacity planning records up to date Collaborate on security monitoring and compliance activities, including audit support Write and maintain PowerShell More ❯
Reading, Berkshire, South East, United Kingdom Hybrid / WFH Options
Nextech Group Limited
in Azure * Oversee backup, DRaaS, and BaaS solutions (Zerto, Commvault), perform DR tests and restore checks * Maintain networking (SD-WAN, switches, routers, firewalls, load balancers, VPNs) * Handle certificate management (SSL), DNS, DHCP, and authentication (ADFS, SAML, WAP) * Keep CMDB and capacity planning records up to date * Collaborate on security monitoring and compliance activities, including audit support * Write and maintain PowerShell More ❯
Proven ability to deliver projects on time and to spec, while managing multiple priorities Nice to Have VMware vSphere and SAN Storage Management Exposure to Linux , web domains, and SSL certificate management Broader cloud experience (e.g. AWS, GCP) Understanding of factory/industrial IT environments, ideally with familiarity with .NET/VB programming and OT systems Why Join? This is More ❯
Hessle, North Humberside, North East, United Kingdom
Consortium Professional Recruitment
Proven ability to deliver projects on time and to spec, while managing multiple priorities Nice to Have VMware vSphere and SAN Storage Management Exposure to Linux , web domains, and SSL certificate management Broader cloud experience (e.g. AWS, GCP) Understanding of factory/industrial IT environments, ideally with familiarity with .NET/VB programming and OT systems Why Join? This is More ❯
Proven ability to deliver projects on time and to spec, while managing multiple priorities Nice to Have VMware vSphere and SAN Storage Management Exposure to Linux , web domains, and SSL certificate management Broader cloud experience (e.g. AWS, GCP) Understanding of factory/industrial IT environments, ideally with familiarity with .NET/VB programming and OT systems Why Join? This is More ❯
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Transaction Network Services
and experience of networking protocols such as L3VPNs, HSRP, NAT, EIGRP, BGP, IS-IS and OSPF (minimum 3 years experience) Familiar with other communications protocols, specifically TPAD APACS, ISO8583, SSL, and SDLC/HDLC Solid understanding of, and working experience with Linux Solid understanding of, and working experience with, network/application level packet capture and trace analysis to solve More ❯
Systems & Applications. Knowledge of IT Security standard methodologies. Demonstrable understanding of the OSI Reference Model and the network communication protocols, including but not limited to DNS, HTTP/S, SSL, SMTP, FTP/S, LDAP/S. Demonstrable experience with Security Information Event Monitoring Tools and/or Network Packet Capture tools. Hands on experience with IDS/IPS technologies More ❯
Basingstoke, Hampshire, United Kingdom Hybrid / WFH Options
83zero Ltd
and policy compliance Essential: Strong background in network engineering and troubleshooting across complex environments Operational knowledge of LAN/WAN infrastructure, routing protocols (OSPF, BGP, EIGRP), VPN (IPSec, IKE, SSL), and firewall configuration Experience working in secure environments with a focus on proactive security posture Knowledge of network security tools such as Cisco Secure Access, Cisco ISE, Microsoft Defender XDR More ❯
ensure aligned delivery Knowledge transfer: Share best practices and ensure internal teams are equipped post-migration Essential: Proven expertise with FortiGate firewalls across multiple versions and models VPNs (IPSec, SSL-VPN) Security profiles (IPS, Antivirus, App Control, Web Filtering) High availability (HA), routing (BGP, OSPF), policy optimisation Experience with FortiManager and FortiAnalyzer Strong foundational networking knowledge (TCP/IP, VLANs More ❯
Glasgow, Lanarkshire, Scotland, United Kingdom Hybrid / WFH Options
McGregor Boyall Associates Limited
in collaboration with operations and infrastructure teams What We're Looking For: Required: Solid Java development experience Strong understanding of Linux/Unix systems, networking (TCP/IP, HTTP, SSL), and OS concepts Excellent communication and documentation skills Passion for automation and scalable infrastructure Desired: Python, Bash, Perl or JavaScript (Angular) experience Familiarity with CI/CD tools such as More ❯
Washington, Tyne And Wear, United Kingdom Hybrid / WFH Options
Versa Networks
/LAN networks Knowledge on solutions on Cloud security with FWaaS, DLP, CASB, RBI and Malware prevention solutions. Knowledge on technologies used in the security scene, such as proxies, SSL/TLS, VPN's, Active Director/SAML/LDAP, threat prevention and mitigation Understanding networking and security architectures on the SASE framework. In depth understanding of TCP/IP More ❯
Liverpool, Lancashire, United Kingdom Hybrid / WFH Options
Techwaka
IDS/IPS, firewalls, endpoint protection Expertise in Azure security and securing cloud platforms A solid understanding of vulnerabilities, penetration testing, and compliance Experience with network security, encryption, TLS, SSL, and security monitoring tools MUST have the Right to work in the UK i.e. British Citizen, ILR status or Settled status - No sponsorships offered/PSW visas are not considered More ❯
writing & troubleshooting) Experience with Git and version control workflows Comfortable deploying to or managing applications on Linux and/or Windows servers Awareness of web security best practices (e.g., SSL, OWASP) Desirable Skills Experience working with ERP systems (Navision a bonus) WordPress development or customisation experience Front-end development with Bootstrap and Angular Exposure to Docker, CI/CD tools More ❯
Lincoln, Lincolnshire, East Midlands, United Kingdom Hybrid / WFH Options
Oscar Associates (UK) Limited
writing & troubleshooting) Experience with Git and version control workflows Comfortable deploying to or managing applications on Linux and/or Windows servers Awareness of web security best practices (e.g., SSL, OWASP) Desirable Skills Experience working with ERP systems (Navision a bonus) WordPress development or customisation experience Front-end development with Bootstrap and Angular Exposure to Docker, CI/CD tools More ❯
verbal communication for coordination, escalation, and documentation purposes. Demonstrable understanding of the OSI Reference Model and the network communication protocols, including but not limited to DNS, HTTP/S, SSL, SMTP, FTP/S, LDAP/S. Demonstrable experience with Security Information Event Monitoring Tools and/or Network Packet Capture tools. Our company: Peace is not a given, Freedom More ❯
security, infrastructure, and operating systems. Experience mentoring, coaching, or leading in a SOC environment. A solid grasp of the OSI model and network protocols like DNS, HTTP/S, SSL, SMTP, FTP/S, and LDAP/S. Hands-on experience with SIEM tools and/or packet capture tools. You must hold SC clearance and be willing and able More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Lorien
Splunk, Prometheus, Grafana, or SolarWinds Confident supporting both Windows and Linux operating systems Experience working in ITIL-aligned support environments Understanding of web hosting technologies (DNS, HTTP/S, SSL Certs, and basic networking) Clear, confident communicator with strong stakeholder management skills Knowledge of AWS or cloud platforms is a bonus The Benefits: £35,000-45,000 base salary Company More ❯