51 to 75 of 136 TCP/IP Jobs in the South East

this could be your proving ground. What Youll Be Doing Supporting and improving a globally distributed infrastructure estate with varied Linux systems (Debian / Ubuntu) Managing live database systems (MySQL / MongoDB), backups, and performance tuning Troubleshooting day-to-day technical issues expect some days to … Linux command line and scripting experience (Bash, etc.) 80% of your time Working knowledge of Windows environments 20% Solid understanding of networking concepts (TCP / IP, DNS, VPNs) Experience with virtualization (VMWare / Hyper-V) Exposure to cloud technologies (AWS essential; Azure … / GCP a bonus) Nice to Have Experience with customer-facing deployments or upgrades Familiarity with PHP, Node.js, Python, Java, or JavaScript from an infrastructure perspective Awareness of compliance, security policies, and access controls Any exposure to Site24x7, LDAP, WSUS, or Active Directory Ability to work toward (or More ❯

analyze new feature code to identify security risks and work with engineers to mitigate them, applying modern security standards such as OWASP CI / CD, DSOMM, SAMM, and Cloud Security Posture management systems like Azure Defender and Prisma Cloud. At AXA, we work smart, empowering our people to … with Cloud Native software development, including cloud infrastructure and API design (Azure preferred). Proven experience with modern standards such as OWASP CI / CD, DSOMM, SAMM. Strong networking protocol knowledge (TCP / IP, UDP, HTTP / 3, AMQP, streaming protocols) and cloud network design (VPNs, subnets, regions / zones), as well as integration technologies (Auth0, APIM). Expertise with SAST & SCA systems like Snyk and Checkmarx. Experience with DAST systems such as OpenZAP and Qualys DAST, preferably with HTTP APIs. Ability to More ❯

investigation. Diagnosing and resolving complex problems. Ensure all systems are monitored and backed up at agreed intervals. Performing routine network maintenance checks. Provide / organise on-site end-user support. Implementing network security policies and best practices. Identifying and mitigating network vulnerabilities. Ensure security patches / … necessary adjustments. The ideal Network Engineer will possess experience of the following: Cisco Expertise: In-depth knowledge of Cisco routers and switches Networking: TCP / IP connectivity and IT security expertise Firewall configuration, management and reporting (Fortinet) Windows Server Administration: 2016, 2019, and Server … High-Level Communication Skills: Both written and verbal Virtualisation: Windows Hyper-V Active Directory / Azure AD Administration Windows / Microsoft focus: Azure, Office 365 & Intune Device Support: Windows 10 / 11 and Apple devices, experience with Intune, Apple, and Meraki MDM Backup Technologies More ❯

investigation. Diagnosing and resolving complex problems. Ensure all systems are monitored and backed up at agreed intervals. Performing routine network maintenance checks. Provide / organise on-site end-user support. Implementing network security policies and best practices. Identifying and mitigating network vulnerabilities. Ensure security patches / … necessary adjustments. The ideal Network Engineer will possess experience of the following: Cisco Expertise: In-depth knowledge of Cisco routers and switches Networking: TCP / IP connectivity and IT security expertise Firewall configuration, management and reporting (Fortinet) Windows Server Administration: 2016, 2019, and Server … High-Level Communication Skills: Both written and verbal Virtualisation: Windows Hyper-V Active Directory / Azure AD Administration Windows / Microsoft focus: Azure, Office 365 & Intune Device Support: Windows 10 / 11 and Apple devices, experience with Intune, Apple, and Meraki MDM Backup Technologies More ❯

feature code to identify security risks and work with engineers to mitigate them, working and applying modern security standards such as OWASP CI / CD, DSOMM, SAMM and Cloud Security Posture management systems such as Azure Defender and Prisma Cloud. What you'll be doing: · Analysing new feature … Exposure to Cloud Native software development, including cloud infrastructure and API design (Azure preferred) · Proven experience applying modern standards such as OWASP CI / CD, DSOMM, SAMM etc · Strong networking protocol knowledge (TCP / IP, UDP, HTTP / 3, AMQP, streaming protocols etc), cloud network design (VPNs, subnets, regions / zones etc), and integration related technologies (Auth0, APIM) · Expertise with SAST & SCA systems such as Snyk, Checkmarx · Experience with DAST systems such as OpenZAP, Qualys DAST (preferred) ideally with HTTP APIs · Ability to manage More ❯

to ensure robust security Monitor network performance and optimise capacity planning Provide network expertise for internal and external projects Skills & Experience: Expertise in TCP / IP, subnetting, and modern network technologies Experience with Meraki, Palo Alto Firewalls, and cloud platforms Experience configuring and supporting … in Azure, and Infrastructure as Code (IaC) tools like Terraform Automation experience with Cloudflare or similar tools Solid understanding of WAN technologies, DHCP / DNS, SAN / NAS, and virtual servers Strong problem-solving, organisational, and communication skills In return they can offer a salary of More ❯

Radio Engineer. Major Provider of Radio Systems. Based out of HQ - Southampton. Salary £35-40K Basic + Car / Car Allowance + Benefits. The Company Being one UKs independent communications suppliers, specialising in the design, supply, installation, commissioning and maintenance of wireless voice and data networks. Our … Radio Engineering. Role Includes: Design and build of bespoke technical solutions in line with customer requirements. Provide Technical assurance to customers. Preparation CODEPLUGS / FLEET Plans for customer requirements (Motorola & Hytera). Installation, Troubleshooting and maintenance of telecommunication equipments from different vendors: Hytera, Motorola, Tait, Simoco, Kenwood and … Experience: 2+ years experience from within either military or commercial Radio communication RF propagation experience. Strong IT experience specifically: database management & networking topologies & TCP / IP & DMR / PMR software applications. Must either be currently SC (security cleared) or held previously and More ❯

Nexus Fixed and Modular , ASR, ASA, Firepower, ISR, Catalyst), F5 (LTM, GTM, AFM, AWAF) and Fortinet. Operating, configuring and troubleshooting NXOS, IOS XE / XR, F5 TMOS operating systems, FortiOS Strong understanding of the majority of the following protocols: BGP, ISIS, VRF, OTV, STP, IPSec, PKI, VDC, VPC … of management protocols and secure implementation of SSH, AAA (TACACS+), Syslog, SNMP, NTP In-depth understanding of underlying network fundamentals not limited to TCP / IP, Routing, L2 / L3 Switching and the OSI model. Certifications or suitable real-world experience to … problem resolution. Strong communication skills (both written and verbal) and the ability to adapt to technical and non-technical audiences (up to HoD / Director level). Degree in a related field. What's in it for you Our goal is to celebrate our people, their lives and More ❯

and manage automation solutions to streamline infrastructure deployment, management, and monitoring. Implement and optimize automation tools such as Azure DevOps (or other CI / CD pipelines), Terraform, Node-Red, and Packer. Deploy and manage monitoring tools (Zabbix, SolarWinds SentryOne, and other network / database monitoring solutions … ability to secure high-value data (PCI cardholder data, PII) and implement security best practices. Strong networking knowledge (LAN, WAN, DNS, DHCP, VPN, TCP / IP). Proficiency in firewall and load balancer technologies for secure environments. Hands-on experience with virtualization platforms (VMware … Excellent problem-solving, communication, and documentation skills. Some familiarity with financial services regulations and compliance (PCI DSS, GDPR, DORA) would be useful. Desirable / bonus skills and experience: Some interest in learning and using automation tools such as Azure DevOps, Terraform, Node-Red, Packer. Scripting and automation skills More ❯

and manage automation solutions to streamline infrastructure deployment, management, and monitoring. Implement and optimize automation tools such as Azure DevOps (or other CI / CD pipelines), Terraform, Node-Red, and Packer. Deploy and manage monitoring tools (Zabbix, SolarWinds SentryOne, and other network / database monitoring solutions … ability to secure high-value data (PCI cardholder data, PII) and implement security best practices. Strong networking knowledge (LAN, WAN, DNS, DHCP, VPN, TCP / IP). Proficiency in firewall and load balancer technologies for secure environments. Hands-on experience with virtualization platforms (VMware … Excellent problem-solving, communication, and documentation skills. Some familiarity with financial services regulations and compliance (PCI DSS, GDPR, DORA) would be useful. Desirable / bonus skills and experience: Some interest in learning and using automation tools such as Azure DevOps, Terraform, Node-Red, Packer. Scripting and automation skills More ❯

latest security trends, vulnerabilities, and emerging threats, and provide recommendations for improvements. Required Skills & Experience: Networking Expertise: Strong understanding of network protocols, including TCP / IP, DNS, DHCP, and routing. Experience with firewalls, VPNs, IDS / IPS systems, and network traffic analysis. … and identity management solutions like Azure Active Directory. Cisco Meraki: Hands-on experience configuring and managing Cisco Meraki firewalls, switches, and other networking / security appliances. Palo Alto Networks / Panorama: Expertise with Palo Alto Networks firewalls, including configuration, management, and troubleshooting of security policies and … improve response efficiency. Automation & Scripting: Proficient in scripting languages such as Python, PowerShell, or Bash to automate tasks and security operations. Preferred Qualifications / Not Essential: Certifications: CISSP (Certified Information Systems Security Professional) CISM (Certified Information Security Manager) CISA (Certified Information Systems Auditor) Azure certifications (e.g., Microsoft Certified More ❯

cloud security across multiple platforms (Azure, Google Cloud). Expertise in security frameworks such as CIS, NIST, ISO27001. Solid understanding of network protocols (TCP / IP, DNS, HTTP / S, VPN) and how to secure them. Excellent presentation skills - both to technical More ❯

Strong technical knowledge and hands-on experience in enterprise-level networking, Microsoft Azure, Exchange online and Microsoft Server management. Knowledge of networking protocols (TCP / IP, DNS, DHCP) and tools (Wireshark, Ping, Traceroute). Familiarity with virtualization technologies (VMware, Hyper-V) and cloud platforms … Python) for automation and troubleshooting. Experience with Unified Threat Management (UTM) Firewalls and other security technologies. Experience with Linux and Linux-based platforms / software. Proven ability to work on infrastructure projects, from conception to completion, with a focus on delivering quality results on time and within budget. More ❯

or systems administration. Strong expertise in cloud platforms ( AWS, Azure, or GCP ) and virtualization technologies (VMware, Hyper-V). Proficient with networking concepts ( TCP / IP, DNS, VPNs, Firewalls ) and storage solutions ( SAN / NAS) . Hands-on experience with infrastructure automation … Prometheus, Grafana, Nagios, or similar . Preferred Skills: Relevant certifications ( AWS Certified Solutions Architect, Microsoft Azure Architect, RHCE, etc.). Experience with CI / CD pipelines and DevOps tooling. Familiarity with ITIL or other service management frameworks. More ❯

storage, networks and cloud platforms System Administration: Maintain and update systems, hardware, and applications (e.g., M365, Zendesk) Network Support: Configure and troubleshoot LAN / WAN, firewalls, routers, and VPNs for performance and security Cloud Services: Manage and support cloud platforms (AWS, Azure, GCP), ensuring seamless integration Security & Compliance … support experience Proficient in Windows, Linux, Unix and virtualisation (VMware, Hyper-V) Hands-on with AWS, Azure and Google Cloud Strong understanding of TCP / IP, DNS, DHCP, VPNs, and networking protocols Familiar with firewalls, intrusion detection, and encryption tools Skilled in backup and More ❯

Linux / Kubernetes Engineer - - Investment Bank Up to £100,000 Basic salary 5-days a week onsite in City of London What’s on offer: 10% employer pension contribution Discretionary bonus 30 days holiday Private health and life insurance Enhanced parental leave Flexible working and wellbeing support About … cloud where appropriate. What you’ll do: Design and manage highly available Kubernetes clusters across multiple datacentres Collaborate with Linux, infrastructure, and SOC / CERT teams to secure and optimise bare-metal environments Support mission-critical workloads including low-latency trading systems, leveraging tools like Calico, OPA / … security Replace legacy networking infrastructure with a Kubernetes-first architecture, treating pods as first-class citizens in a highly available, BGP-based leaf / spine fabric Lead systems administration on Ubuntu and RHEL systems, tuning OS configurations for performance, observability, and compliance Develop services like DNS-based discovery More ❯

Job Title: First Line Support Technician Salary: £25,000 - £29,000 Industry: Legal Location: London / Hybrid Type: Full-Time About the Role You will be part of a collaborative IT team responsible for maintaining and supporting the organisation’s IT, IS, and telecoms systems. Your day-to … day responsibilities will include providing first-line technical support to approximately 200 users, resolving issues efficiently, maintaining IT systems, and assisting with hardware / software installations and IT projects. Key Responsibilities Provide first-line technical support for hardware, software, and peripheral devices Log and manage support requests, keeping … in team projects and contribute to process improvements Adhere to internal IT policies and procedures Skills Needed: Previous experience in an IT support / helpdesk role Windows 10, Office 365 (including Teams), Outlook 365 Understanding of networking fundamentals (TCP / IP, DNS More ❯

Providing application support, including installation, configuration, and upgrades. Managing SQL Server performance issues and resolving related matters. Supporting various applications on mixed Windows / Linux Server platforms. Performing Linux / Unix system administration, specifically on Red Hat and CentOS. Troubleshooting and diagnosing network and infrastructure issues … such as DNS, DHCP, TCP / IP, and Firewall. Regrettably, we are unable to respond to job applicants who are not shortlisted. For new job alerts, follow us on Twitter Instagram - BurtonBoltonRose, Facebook - Burton Bolton & Rose, and LinkedIn - Burton Bolton & Rose. More ❯

Unix, Networking, Bash, Python, Ansible, Jira, Confluence The role: My client, an established FinTech organisation are looking for a Junior-Mid Level Linux / Unix Engineer to join their team. The ideal candidate will have around 4 years of experience, and is likely looking for or in their … days during the training period. Once bedded in, this will become 3 days. Responsibilities: Designing and deployment both Desktop and Server Linux / Unix based systems Working on global solutions Liaising with Developers, Traders, and numerous other teams Disaster Recovery and Business Continuity Core experience required: Strong experience … with Linux / Unix Understanding of Networking – TCP / IP, DNS, UDP, Multicast etc. Scripting and Automation – Bash, Python, Shell, Ansible etc. Experience with Jira and Confluence (or other ITSM tooling) highly desirable Please apply ASAP for more information. More ❯

developing, documenting and maintaining security procedures Knowledge of network infrastructure, including routers, switches, firewalls and associated network protocols and concepts Strong knowledge of TCP / IP and network administration / protocols Excellent problem-solving, critical thinking, analytical and decision making skills This More ❯

NSG, ASG etc.). Strong hands-on experience with Active Directory and Azure AD security best practices. In-depth knowledge of VMware vSphere / ESXi environments and hardening techniques. Strong understanding of TCP / IP, routing, VLANs, DNS, DHCP and related protocols. More ❯

and Experience: Proven Experience in Managed Services: Demonstrated ability to support multiple clients within a B2B environment In-depth knowledge of networking protocols (TCP / IP, DNS, DHCP) and configurations (VLANs, VPNs, firewalls) ITIL Framework Proficiency: Practical application of ITIL principles to streamline IT … Intune, Autopilot Advanced Troubleshooting: Expert-level troubleshooting skills for Microsoft Server and Desktop Operating Systems Virtualization and Backup: Experience with Hyper-V and / or VMware virtualization environments Knowledge of enterprise backup and recovery solutions Security-Focused: Strong understanding of security best practices and their implementation If you More ❯

efficient support processes. Participate in projects aimed at increasing network availability. What You'll Bring (and Learn): A basic understanding of networking concepts (TCP / IP, routing, switching). A strong desire to learn about network technologies and best practices. Familiarity with network troubleshooting More ❯

of a new global data platform (PaaS) Ensure scalable storage solutions (data lakes, data warehouses) to handle structured and unstructured data. Implement ETL / ELT pipelines using Dagster, Airflow, or similar tools. Optimize performance and scalability for large data volumes. Govern data security, compliance, and access controls. Development … DevOps: Strong programming and scripting skills in Python. Knowledge of Event-Driven Architectures (Kafka). Collaborate with DevOps teams to implement CI / CD pipelines and infrastructure as code using tools like Terraform, CloudFormation, and Ansible. Implement and manage monitoring and observability tools such as Datadog. Ensure real … project areas. Provide training and mentorship to more junior team members and stakeholders. Strong communication skills for stakeholder interaction and documentation. Key Qualifications / Skills Bachelor’s degree in Computer Science, Information Technology, or related field 7+ years of experience in IT Architecture, with at least 5 years More ❯

written communication skills . Software and hardware troubleshooting skills . Knowledge of Windows desktop & server environments . Basic networking knowledge (Routers, Switches, Firewalls, TCP / IP, etc.) . CompTIA A+ / N+ certification (or equivalent technical knowledge). Why Join TISSL? We More ❯