Central London, London, United Kingdom Hybrid / WFH Options
Marlin Selection
be advantageous; understanding the principles is required. Imperva WAF and DDoS Menlo Web Security Gateway Menlo CASB Cisco Secure Access Cisco Umbrella CiscoASA KnowBe4 Digicert Certificates and Microsoft Certificate Services Ivanti or Automox patching AppCheck or Tenable WAS Kali Linux (NMAP, Metasploit, BurpSuite, John etc) Desired Education: CISM, MS SC100, 200 and More ❯
Portsmouth, Hampshire, South East, United Kingdom Hybrid / WFH Options
Sopra Steria Limited
Act as a point of escalation and support for complex issues, while coaching others through troubleshooting processes. Maintain and manage client network infrastructure (including but not limited to Cisco Routing, Switching, Security, SDN, Unified Communications and Wireless technologies). Identify and explore opportunities for enhancing efficiency, leveraging orchestration technologies to streamline and automate. Lead 'Root Cause Analysis' investigations … Current CCNA qualification. Strong Routing/Switching skills with both IOS and NX-OS. Experience of Ansible or similar automation/orchestration technologies or willingness to build expertise. Cisco ACI software defined networking experience or preparedness to build expertise. ITIL certification or experience. Full UK Driving Licence as travel to other sites will be required. Current DV Clearance … knowledge of Cisco Wireless networking applications and devices. Working knowledge of Cisco Unified Communication platforms and devices. Ciscosecurity technologies including ISE and ASACisco VPN. Network management platform knowledge (Catalyst Center/Solar Winds/Nagios/Nexus Dashboard). Experience of Windows/Linux Server Administration. Experience of Broadcom More ❯
Salisbury, Wiltshire, United Kingdom Hybrid / WFH Options
Sopra Steria Group
Act as a point of escalation and support for complex issues, while coaching others through troubleshooting processes. Maintain and manage client network infrastructure (including but not limited to Cisco Routing, Switching, Security, SDN, Unified Communications and Wireless technologies). Identify and explore opportunities for enhancing efficiency, leveraging orchestration technologies to streamline and automate. Lead 'Root Cause Analysis' investigations … Current CCNA qualification. Strong Routing/Switching skills with both IOS and NX-OS. Experience of Ansible or similar automation/orchestration technologies or willingness to build expertise. Cisco ACI software defined networking experience or preparedness to build expertise. ITIL certification or experience. Full UK Driving Licence as travel to other sites will be required. Current DV Clearance … knowledge of Cisco Wireless networking applications and devices. Working knowledge of Cisco Unified Communication platforms and devices. Ciscosecurity technologies including ISE and ASACisco VPN. management platform knowledge (Catalyst Center/Solar Winds/Nagios/Nexus Dashboard). Experience of Windows/Linux Server Administration. Experience of Broadcom/ More ❯
the industry's best and will have the opportunity to learn from colleagues holding CCIE and VCDX level certifications. You will gain exposure (if not already having) to Cisco FTD, ISE, ACI & Catalyst, VM Ware NSX-T, Palo Alto NGFW and Juniper Mist amongst other technologies, working across a blend of interesting projects in both the public and … work in a vendor agnostic environment and stay up to date with the latest technologies. Essential Skills and Experience Cisco Technologies, in particular Cisco firewalling (ASA/FTD), Cisco ISE and any experience with other emerging Cisco technologies and products. Capable or understanding and operating advanced switching and routing environments. Firewalling … migration experience, vendor agnostic Cisco, Fortinet or Palo Alto etc. Strong communication and interpersonal skills, with the ability to explain complex technical concepts to non-technical audiences. Possessing a growth mindset and “can do” attitude is vital, being part of a small team, you will be encouraged to step out your comfort zone from time to time. Nice More ❯
and on-premises environments, ensuring that our systems are robust, scalable, and aligned with industry best practices. Main Responsibilities: Manage and optimize the company's network infrastructure, including Cisco switches, routers, and firewalls. Firewalls & Security Devices: Configure, maintain, and troubleshoot firewall technologies and other security devices to safeguard the network from potential threats. Incident Response & Troubleshooting: Respond to … of Cyber Security Best Practices, risk management, and network hardening techniques. Hands-on experience in CVE detection and remediation (including vulnerability scanning tools like Nessus, Qualys, etc.). Cisco Certifications (CCIE, CCNA, etc.) with recent experience working on Cisco switches, routers, and … other networking devices. Preferred: Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or Certified Ethical Hacker (CEH). Experience with firewall technologies (e.g., CiscoASA, Palo Alto, Fortinet). Strong troubleshooting skills in Azure Active Directory (Entra) environments and related cloud-based security tools. Familiarity with security monitoring tools (SIEMs, IDS/IPS, etc. More ❯
Southampton, Hampshire, South East, United Kingdom Hybrid / WFH Options
LA International Computer Consultants Ltd
Network Tester: Hybrid - Remote with adhoc travel to Southampton Inside IR35 Strong understanding of Cisco Routing and Switching, TCP/IP, UDP, BGP, OSPF, MPLS, VLANs, QoS, and multicast. Proficient with tools such as Wireshark, Nmap, iPerf, SolarWinds. Ability to write test scripts or automate test execution using Python, Bash, Ansible or other network … automation frameworks. Ability to isolate and troubleshoot network faults in complex, layered environments - especially in systems where uptime and safety are critical. Expertise of Firewalls (e.g. CiscoASA, Fortinet, Palo Alto, Check Point), VPNs, ACLs, and segmented VRF type environment. Critical National Infrastructure network experience. Please send in your latest CV Thanks Due to the nature and More ❯
Stockton-on-Tees, Cleveland, England, United Kingdom Hybrid / WFH Options
R3vamp Limited
Design and document complex network and telephony solutions for enterprise-scale projects. Translate business requirements into secure, scalable, and cost-effective network architectures. Oversee installation and commissioning of Cisco infrastructure (switches, routers, firewalls, and voice systems). Act as the senior escalation point for complex network issues. Work closely with … engineers and stakeholders to ensure designs are implemented successfully. Support deployments and respond to critical incidents What We’re Looking For Extensive Cisco experience (switching, routing, firewalls – ASA, ISE, VPN). Knowledge of MPLS, OSPF, BGP, VRRP, VLAN, Multicast, and QoS. Hands-on experience with Cisco Call Manager v15 (SIP trunks, routing patterns, hunt groups More ❯
Salisbury, Wiltshire, United Kingdom Hybrid / WFH Options
Sopra Steria Group
gaps in existing and proposed architectures and recommend changes or improvements. What you'll bring:. Experience of core Cisco Networking technologies covering switching, routing, firewall, wireless(ASA,ACI,NX-OS,IOS etc.). Good knowledge of network orchestration and automation. Concrete understanding of fundamental vendor independent network (IP) concepts and adjacent technologies (DHCP, DNS etc). … Windows server, AD, exchange SharePoint, group policy. It would be great if you had: Familiarity with industry standard frameworks in project management and architecture (Prince2, TOGAF etc). Cisco Unified Communications, and ideally also Asterisk PABX. Familiar with concepts involved in SEIM and other network security technologies. Knowledge of Endpoint Management. Familiarity with public cloud (M365, AWS, Azure More ❯
Portsmouth, Hampshire, South East, United Kingdom Hybrid / WFH Options
Sopra Steria Limited
design gaps in existing and proposed architectures and recommend changes or improvements. What youll bring:. Experience of core Cisco Networking technologies covering switching, routing, firewall, wireless(ASA,ACI,NX-OS,IOS etc.). Good knowledge of network orchestration and automation. Concrete understanding of fundamental vendor independent network (IP) concepts and adjacent technologies (DHCP, DNS etc). … Windows server, AD, exchange SharePoint, group policy. It would be great if you had: Familiarity with industry standard frameworks in project management and architecture (Prince2, TOGAF etc). Cisco Unified Communications, and ideally also Asterisk PABX. Familiar with concepts involved in SEIM and other network security technologies. Knowledge of Endpoint Management. Familiarity with public cloud (M365, AWS, Azure More ❯