51 to 75 of 280 TCP/IP Jobs in England

Senior Software Engineer - Server Side (C# / Worker Service / ORM) Waterlooville, Hampshire | Up to £85,000 + Benefits | Onsite | 4 day week Some projects are maintenance. Some are migrations. And then something genuinely rare comes along - a blank canvas, a serious engineering challenge … common framework, and direct interfaces to sensors, effectors, and external systems. Production-quality engineering where simplicity, precision and pace all matter. Stack C# / Worker Service, greenfield from scratch ORM, NHibernate / Entity Framework, SQL database design and creation DI, Unit Testing, modular 3-tier architecture ...

Microsoft 365 and Entra ID administration. Intune MDM and Conditional Access fundamentals. Active Directory, GPO, DNS, and DHCP. Strong networking fundamentals (VPN, VLAN, TCP / IP, Wi-Fi). Endpoint security, antivirus management, and EDR concepts. Excellent troubleshooting and customer service skills. Experience working … within a structured IT support environment. Technologies Windows Server 2016 / 2022 / 2025, VMware ESXi, Windows 11, Ubuntu LTS, Dell PowerEdge, HP ProLiant, NetApp, Palo Alto, SonicWall, Check Point, UniFi, Aruba, Veeam, Bitdefender, PRTG, SQL Server, MySQL, IIS, Apache, WSUS, and related technologies. Desirable ITIL ...

policies, NAT rules, VPNs (Site-to-Site and Remote Access), and access control lists Monitor firewall performance, logs, and alerts using SmartConsole / SmartEvent / SmartLog Troubleshoot connectivity, routing, and security-related incidents Perform firmware / software upgrades and patch management (Jumbo HFAs … Ensure compliance with security policies and industry best practices Required Skills & Experience: 5+ years of hands-on experience with Check Point firewalls (R80.x / R81.x) Strong knowledge of firewall policy management, VPN configuration, and NAT Experience with Check Point Management Server, ClusterXL, and high availability setups Solid understanding ...

experienced Infrastructure & Network Manager to play a critical role in stabilising and evolving core IT foundations. You will be responsible for ensuring 24 / 7 continuity across infrastructure and network services. You'll lead a skilled team, drive operational excellence, and play a key role in reducing technical … input into platform evolution. Key Responsibilities Operational Excellence & Stability Own and manage day-to-day operations across core infrastructure, including data centres, LAN / WAN, Wi-Fi, and server environments Define, implement, and enforce robust SOPs for backups, disaster recovery, patch management, and hardware lifecycle Ensure reliable connectivity ...

tasks. Develop and maintain system documentation, including user manuals, API specs, and operational procedures. As a senior engineer, you will; Lead significant projects / developments / parts of the system?(e.g., major subsystem for satellite link, ground station integration). Demonstrate strong architecture / design skills; tackles ambiguous technical challenges. Mentor mid-level / junior engineers; influences technical decisions and best practices. Communicate effectively with leadership and external stakeholders. Proactively seek opportunities for growth, staying abreast of the state-of-the-art,?driving innovation based on new developments and embodying ...

active DV Clearance is required for the role. The successful candidates must be able to work full time onsite in Yeovil, Minimum 3 / 4 days on site but full working week on site. (Extended hours can be done to shorten actual days working on site) Please note … Aria Suite) Design, build and operation of software-defined datacentre platforms Network virtualisation and micro-segmentation concepts (NSX, platform-integrated) Networking concepts (TCP / IP, DNS, DHCP, Firewalls) Automation and Scripting (PowerShell, Bash, Python, Ansible, Terraform) Knowledge of (SbD) cyber security controls and accreditation ...

maintenance of requirements and user stories and ensuring that all user stories and requirements are tracked and traceable to solution components. Oversee deployment / implementation activities ensuring that entry criteria are met, all planned activities are completed and that rollback plans are initiated where required. Review and approve … Vulnerability Management, Threat Intelligence, to identify signs of an intrusion. Experience deploying and configuring applications in a performant manner on cloud and / or OnPrem to support high data ingest rates. Proven delivery and experience leading conducting onboarding activities onto a SIEM Knowledge of OnPrem architectures & design including ...

VMware Cloud Foundation (VCF) stack (vSphere, vSAN, NSX-T, Aria Suite) Network virtualisation and micro-segmentation concepts (NSX, platform-integrated) Networking concepts (TCP / IP, DNS, DHCP, Firewalls) Automation and Scripting (PowerShell, Bash, Python, Ansible, Terraform) Knowledge of cyber security controls Experience across … systems engineering life cycle Integration of compute, storage, and network layers into a unified platform Delivery within secure / enterprise / defence environments Expertise with cloud platforms (AWS) and Infrastructure as Code would be highly desirable Hands-on use of DevSecOps tools and CI / ...

global pharmaceutical client based in Milton Keynes is seeking a skilled IT / OT Automation Engineer to support the delivery of critical automation and infrastructure projects within a regulated pharmaceutical manufacturing environment. The role focuses on implementing and upgrading validated systems, ensuring compliance with GxP standards, and supporting … integrate automated systems used in pharmaceutical manufacturing Ensure systems comply with GxP regulations, including validation and documentation Create and maintain GxP documentation (IQ / OQ / PQ, SOPs, risk assessments, validation plans) Participate in and support the Software Development Lifecycle (SDLC) in a validated environment Configure ...

Analyst (Perm) - SC / DV Clearable Location : Hemel Hempstead Salary: £40,000 - £58,000 + 20% Shift Allowance Shift Pattern: 4 on, 4 off (12 hour shifts) Clearance: SC Cleared (Must be eligible for DV) Contingency: Must be a sole British National Sanderson G&D are seeking multiple … MITRE ATT&CK framework. Understanding of client-server and multi-tier applications, databases, firewalls, VPNs and endpoint security. Solid networking fundamentals (TCP / IP, LAN / WAN, HTTP, SMTP, FTP, LDAP, etc.). Strong analytical thinking and structured problem-solving. An entry ...

issues. Support desktop environments including Windows OS, Microsoft 365, and standard business applications. Manage user accounts, permissions, and group policies within Active Directory / Entra ID. Troubleshoot hardware issues (laptops, desktops, printers, mobile devices). Diagnose network connectivity issues (LAN / Wi-Fi / … . Experience in a 1st or 2nd line IT support role. Strong troubleshooting and problem-solving skills. Good working knowledge of Windows 10 / 11, Microsoft 365 (Outlook, Teams, SharePoint), Active Directory / Entra ID. Understanding of basic networking concepts (DNS, DHCP, TCP / ...

environments, while providing technical leadership to project teams. Experience includes: * Strong experience with VMware NSX-T (or equivalent network virtualisation platforms) * Expertise in TCP / IP, BGP, OSPF, VPNs, VLANs, QoS and Cisco networking * Experience with software-defined networking, micro-segmentation and secure network … architectures * Knowledge of firewalls, IDS / IPS, network monitoring and virtualised environments * Previous experience delivering within secure, enterprise or defence environments * Ability to mentor engineers and own technical delivery It would be an added advantage if you had any of the following: * VMware NSX certification * VCF, vSphere ...

Site Reliability Engineer (Mid / Senior) South West London (Hybrid – 1–2 days onsite) Salary: Competitive + Benefits We are looking for a Site Reliability Engineer to join a well-established small infrastructure team supporting a highly available, production environment. This is an exciting opportunity to work across … call rota involved) Implement security hardening and infrastructure best practices Manage backup and disaster recovery processes and regular testing Support and improve CI / CD pipelines and deployment processes Collaborate with engineering teams to improve reliability and performance Essential Skills Strong Linux systems administration (Ubuntu preferred) Experience running ...

. Essential Skills: Strong experience in 2nd Line IT Support Experience working within an MSP environment Windows Server & Microsoft 365 Active Directory / Microsoft Entra ID Patch Management Networking (TCP / IP, DNS, DHCP, VPN) VMware and / or Hyper … Azure and / or AWS PowerShell (desirable) ITIL and ITSM tools (ServiceNow or Jira) Interested? Apply now with your latest CV. GCS is acting as an Employment Agency in relation to this vacancy. ...

unstructured data. Knowledge of JSON, Syslog, REST APIs, and common log formats. Experience developing dashboards and reporting solutions. Cloud & Infrastructure Azure and / or AWS experience. Understanding of Windows and Linux environments. Networking fundamentals including TCP / IP, DNS, SSL / TLS, and load balancing. Automation & Scripting Python PowerShell Bash / Shell scripting API integration and automation Desirable Experience Financial Services or Investment Banking experience. Large-scale observability or cyber transformation programmes. Experience with OpenTelemetry. Experience with Infrastructure as Code (Terraform). Experience with Kubernetes and containerised ...

Title: IT Service Desk Technician Job Ref: ISDT-494 Closing Date: 10 / 07 / 2026 Summary The IT Service Desk Technician is responsible for providing first‐line and second‐line support to end users across corporate and technology environments, ensuring reliable, secure and efficient … skills and progress within an IT support or engineering career path. Desirable: Experience supporting devices and users in a broadcast, media or 24 / 7 operational environment. Exposure to tools such as ticketing systems, remote support software and asset management systems. Basic knowledge of networking concepts (e.g. TCP ...

Title: IT Service Desk Technician Job Ref: ISDT-494 Closing Date: 10 / 07 / 2026 Summary The IT Service Desk Technician is responsible for providing first‐line and second‐line support to end users across corporate and technology environments, ensuring reliable, secure and efficient … skills and progress within an IT support or engineering career path. Desirable: Experience supporting devices and users in a broadcast, media or 24 / 7 operational environment. Exposure to tools such as ticketing systems, remote support software and asset management systems. Basic knowledge of networking concepts (e.g. TCP ...

Title: IT Service Desk Technician Job Ref: ISDT-494 Closing Date: 10 / 07 / 2026 Summary The IT Service Desk Technician is responsible for providing first‐line and second‐line support to end users across corporate and technology environments, ensuring reliable, secure and efficient … skills and progress within an IT support or engineering career path. Desirable: Experience supporting devices and users in a broadcast, media or 24 / 7 operational environment. Exposure to tools such as ticketing systems, remote support software and asset management systems. Basic knowledge of networking concepts (e.g. TCP ...

Service Desk Engineer (1st / 2nd Line) We are working with a leading IT service provider that is looking for a skilled Service Desk Engineer (1st / 2nd Line) to join their team. This is an exciting opportunity to be part of a dynamic and fast … support for both Mac and PC users. Minimum Experience: 12+ months experience in a helpdesk or IT support role. Experience with Windows 10 / 11 managed support. Printer and server management (2016 / 2019). Management of domains / DNS (GoDaddy, 123 Reg, etc. ...

Systems Administration role Previous experience of 3rd line support Strong knowledge of Windows Serverenvironments and Microsoft 365 Solid understanding of networking technologies, including TCP / IP, LAN / WAN and Wi-Fi Experience with Azure Active Directoryand Mimecast Excellent troubleshooting, communication ...

curious, analytical and enjoy solving problems that genuinely matter, this could be your next challenge. Our team operates a 24 / 7 SOC. This role involves working day and night shifts. Office based in Hemel Hempstead. You must be eligible for SC Clearance. What you'll be doing … MITRE ATT&CK framework. Understanding of client-server and multi-tier applications, databases, firewalls, VPNs and endpoint security. Solid networking fundamentals (TCP / IP, LAN / WAN, HTTP, SMTP, FTP, LDAP, etc.). Strong analytical thinking and structured problem-solving. An entry ...

VMware; management, and deployment of Virtual Machines. O365 Automated Patch management via WSUS and third-party tools. End user support i.e. Windows 10 / Windows 11, VPN, account administration etc. Network technologies i.e. TCP / IP, VPN, DHCP / ...

Responsibilities Operational Excellence & Stability Manage day-to-day operations of core infrastructure, including data centres, LAN / WAN, Wi-Fi, and server environments. Develop, implement, and maintain robust standard operating procedures (SOPs) covering backups, disaster recovery, patching, and hardware lifecycle management. Ensure reliable connectivity between the AS / 400 (iSeries) platform and modern application systems. Monitor security events internally and coordinate responses with external SOC / MDR partners. Leadership & Vendor Management Lead, mentor, and develop the Infrastructure and Network team. Act as the primary contact for ISPs, hardware vendors, and managed service providers (MSPs ...

Responsibilities Operational Excellence & Stability Manage day-to-day operations of core infrastructure, including data centres, LAN / WAN, Wi-Fi, and server environments. Develop, implement, and maintain robust standard operating procedures (SOPs) covering backups, disaster recovery, patching, and hardware lifecycle management. Ensure reliable connectivity between the AS / 400 (iSeries) platform and modern application systems. Monitor security events internally and coordinate responses with external SOC / MDR partners. Leadership & Vendor Management Lead, mentor, and develop the Infrastructure and Network team. Act as the primary contact for ISPs, hardware vendors, and managed service providers (MSPs ...

ESSENTIAL - Professional English language - spoken and written ESSENTIAL - Deep understanding of IT networks and server system configurations and set up - in particular Windows / Linux servers and networking (TCP / IP, DNS, VPN) Experience with virtualisation (VMware / Hyper … cloud platforms (AWS / Azure) advantageous Strong understanding of IT security and data protection best practices Strong analytical and problem-solving skills Excellent teamwork and communication abilities Benefits - IT Systems and Network Engineer Highly competitive salary, fantastic accommodation and flights IAW company policy Private Healthcare & additional benefits package ...