Abingdon, Oxfordshire, England, United Kingdom Hybrid / WFH Options
Corriculo Ltd
cloud networking (vNets, VPN Gateway, ExpressRoute) Knowledge of network protocols (TCP/IP, BGP, OSPF, MPLS, VLANs, DNS, DHCP, VPN) Familiarity with network monitoring and troubleshooting tools (e.g., SolarWinds, Wireshark) Relevant certifications (e.g., CCNP, FortiGate NSE, Azure Network Engineer) highly desirable I want to do that! If you have any questions or would like to discuss this exciting Network Infrastructure More ❯
appliances Dynamic and static routing protocols including EBGP and IBGP DNS and IOS DHCP server configuration In depth knowledge of TCP/IP Ability to use packet capture utilities, WireShark Manage the installation and deployment of CPE devices delivered by managed WAN providers MPLS and IPSEC WAN technologies Remote access VPN Lead troubleshooting and management of level 3 support incidents More ❯
within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE More ❯
services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication skills. Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience). Certifications such as More ❯
FreeSwitch and AWS cloud infrastructure Strong understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging Experience supporting Node.js applications and diagnosing server issues Proficiency with SIP analysis tools like Wireshark or packet tracers Excellent troubleshooting and communication skills Relevant certifications (e.g. Microsoft Azure Administrator or similar) What you'll get in return Generous Annual Leave - 23 days per year, increasing More ❯
Basingstoke, Hampshire, South East, United Kingdom
Southern Communications Ltd
in managing telephony infrastructure for uptime, latency, and call quality optimization. Strong systems programming and debugging skills in C/C++. Excellent debugging skills and proficiency with diagnostic tools (Wireshark, tcpdump etc). Experience working with geographically distributed infrastructure or HA deployments. In-depth knowledge of Linux, preferably Ubuntu, including ability to script with bash, shell, Python Strong proficiency in More ❯
the courses, internally with Sales/Marketing teams and directly with Customers. Identify other commercial opportunities for 1-day technology training courses, develop and deliver them. g. SIP Troubleshooting, Wireshark, WiFi etc. Post-Sales, 2nd-Line Technical Support Work with customers by phone and email to resolve technical & product related issues. Despite a large and diverse range of products our More ❯
the courses, internally with Sales/Marketing teams and directly with Customers. Identify other commercial opportunities for 1-day technology training courses, develop and deliver them. g. SIP Troubleshooting, Wireshark, WiFi etc. Post-Sales, 2nd-Line Technical Support Work with customers by phone and email to resolve technical & product related issues. Despite a large and diverse range of products our More ❯
the courses, internally with Sales/Marketing teams and directly with Customers. Identify other commercial opportunities for 1-day technology training courses, develop and deliver them. g. SIP Troubleshooting, Wireshark, WiFi etc. Post-Sales, 2nd-Line Technical Support Work with customers by phone and email to resolve technical & product related issues. Despite a large and diverse range of products our More ❯
the courses, internally with Sales/Marketing teams and directly with Customers. Identify other commercial opportunities for 1-day technology training courses, develop and deliver them. g. SIP Troubleshooting, Wireshark, WiFi etc. Post-Sales, 2nd-Line Technical Support Work with customers by phone and email to resolve technical & product related issues. Despite a large and diverse range of products our More ❯
the courses, internally with Sales/Marketing teams and directly with Customers. Identify other commercial opportunities for 1-day technology training courses, develop and deliver them. g. SIP Troubleshooting, Wireshark, WiFi etc. Post-Sales, 2nd-Line Technical Support Work with customers by phone and email to resolve technical & product related issues. Despite a large and diverse range of products our More ❯
Wokingham, Berkshire, United Kingdom Hybrid / WFH Options
Investigo
penetration testing, ethical hacking, or red teaming Deep knowledge of OWASP Top 10, MITRE ATT&CK, and CVSS scoring systems Proficiency with tools such as Burp Suite, Metasploit, Nmap, Wireshark, and Kali Linux Scripting experience with Python, Bash, or PowerShell Understanding of network protocols, operating systems, and cloud platforms Certifications such as OSCP , CEH , GPEN , or CRTP (highly desirable) Excellent More ❯
engagements Strong knowledge of frameworks such as OWASP Top 10 , MITRE ATT&CK , and risk-scoring methods like CVSS Practical use of tools such as Burp Suite, Nmap, Metasploit, Wireshark, Kali Linux Proficiency with scripting languages (e.g., Python, Bash, PowerShell ) Broad understanding of operating systems, networking, and cloud-based environments Professional certifications such as OSCP, GPEN, CEH, CRTP (advantageous) Strong More ❯
experience in penetration testing, ethical hacking, or red teaming Strong understanding of OWASP Top 10, MITRE ATT&CK, and CVSS scoring Proficiency with tools like Burp Suite, Metasploit, Nmap, Wireshark, Kali Linux Familiarity with scripting languages (Python, Bash, PowerShell) Knowledge of network protocols, operating systems, and cloud environments Relevant certifications (e.g., OSCP, CEH, GPEN, CRTP) are highly desirable Excellent analytical More ❯
experience in penetration testing, ethical hacking, or red teaming Strong understanding of OWASP Top 10, MITRE ATT&CK, and CVSS scoring Proficiency with tools like Burp Suite, Metasploit, Nmap, Wireshark, Kali Linux Familiarity with scripting languages (Python, Bash, PowerShell) Knowledge of network protocols, operating systems, and cloud environments Relevant certifications (e.g., OSCP, CEH, GPEN, CRTP) are highly desirable Excellent analytical More ❯
Fleet, Hampshire, South East, United Kingdom Hybrid / WFH Options
Labyrinth Technologies
2+ years troubleshooting hardware/software issues 2+ years in customer-facing IT support Microsoft SQL Server experience Windows Operating Systems knowledge Networking skills (TCP/IP, UDP, VLANs, Wireshark, Netstat, etc.) Automation experience and exposure to APIs Telecommunications knowledge (desirable) RF troubleshooting (P25, TETRA, DMR LMR) (desirable) Full UK driving licence(desirable) Industry certifications (CompTIA, Microsoft, CCNA, etc.) (desirable More ❯
Oxford, Oxfordshire, United Kingdom Hybrid / WFH Options
Sophos Group
focus on getting things "done, done". What You Will Bring You'll be comfortable using tools such as WinDbg, SysInternals suite, Windows SDK/WDK, Windows Performance Toolkit, Wireshark, Microsoft Message Analyzer. Knowledge of a wide range of Windows operating systems. Analytical with an eye for detail, a natural problem solver with a continuous improvement ethos. Good communication skills. More ❯