1 to 25 of 82 TCP/IP Jobs in the East of England

Crypto Network Specialist. You'll own our cryptographic estate and processes while playing an active, hands-on role in the Network Security team. Think 70–80% crypto governance / operations and 20–30% network / security operations. You'll help us deliver secure, resilient connectivity across a multi-national environment. Salary : Up to £60,000 depending … on-site depending on business need. Some shift working may be required. Security Clearance : DV, but you are not required to hold DV currently. Nationality: British Restrictions and / or limitations relating to nationality and / or rights to work may apply. After offer stage, all successful candidates will undergo HMG Basic Personnel Security Standard checks … our Network Security strategy and management. You will be responsible for: Crypto leadership and governance Managing the Crypto Network processes including ordering, Key Material Edition validity, and equipment / KM deliveries. Ensuring Crypto Management Plans are completed and submitted to the relevant authorities in a timely manner. Ensuring that mandated checks on cryptographic devices and associated items are More ❯

Crypto Network Specialist. You'll own our cryptographic estate and processes while playing an active, hands-on role in the Network Security team. Think 70-80% crypto governance / operations and 20-30% network / security operations. You'll help us deliver secure, resilient connectivity across a multi-national environment. Salary : Up to £60,000 depending … on-site depending on business need. Some shift working may be required. Security Clearance : DV, but you are not required to hold DV currently. Nationality: British Restrictions and / or limitations relating to nationality and / or rights to work may apply. After offer stage, all successful candidates will undergo HMG Basic Personnel Security Standard checks … our Network Security strategy and management. You will be responsible for: Crypto leadership and governance Managing the Crypto Network processes including ordering, Key Material Edition validity, and equipment / KM deliveries. Ensuring Crypto Management Plans are completed and submitted to the relevant authorities in a timely manner. Ensuring that mandated checks on cryptographic devices and associated items are More ❯

C++ Software Engineer / Developer UK Remote Up to £70k + Bonus 12 Month FTC Join a global market data provider and work on real-time, low-latency exchange connectivity systems that process over 40 billion messages per day. As a C++ Software Engineer, you'll build and maintain high-performance data feeds, core transport protocols and scalable … services deployed to AWS. Your Role: Develop and maintain real-time, low-latency systems in C / C++ on Windows Work across the full SDLC within an Agile team Enhance networking components (TCP / IP, multicast) and high-performance data pipelines Collaborate with engineers globally on mission-critical market connectivity tooling About … You You have strong C / C++ development on Windows (C# a bonus) You have a solid understanding of Computer Science fundamentals (multithreading, OOP, data structures, design patterns) You have a good knowledge of networking protocols (e.g. TCP / IP, UDP, multicast) You have great communication and collaboration skills You are UK More ❯

We are seeking an experienced ICT support / field engineer to join our established and growing team on a full time basis, covering a wide range of ICT duties for a specialist Education focussed managed service provider. The applicant should be a highly motivated individual who is looking to develop their skills within the field of I.T. This … Basildon areasand possibly further afield on the rare occasion, which will require a full UK driving license and use of a car is essential. As an IT Support / Field Engineer you will have a good understanding of the following: Previous experience and / or qualifications in current Windows Server products and services (Active Directory / DNS / DHCP / Group Policy) Strong administration and maintenance of Microsoft Office 365, Microsoft 365, Intune, Google Education etc Desktop and Server Hardware upgrade / installation and troubleshooting A good knowledge of up to date Windows desktop operating systems and applications Helpdesk system (managing, responding to support requests with SLAs) Good More ❯

and resolution of complex network incidents and performance issues. Configure, maintain, and troubleshoot network infrastructure including switches, routers, firewalls, and wireless access points. Design and implement secure LAN / WAN architectures and VPN solutions. Monitor network traffic and performance using diagnostic tools such as Wireshark, SolarWinds, or similar. Manage IP addressing schemes, VLANs, and routing protocols … improve operational efficiency and network resilience. Skills & Experience: Proven experience in a 3rd line or senior IT support role with a strong networking focus. In-depth knowledge of TCP / IP, IP Routing, DNS, DHCP, NAT, and subnetting. Hands-on experience with Cisco networking equipment and technologies. CCNA certification (required); CCNP or More ❯

Install and configure hardware, operating systems, and applications Monitor and maintain computer systems and networks Provide face-to-face and remote support to users Diagnose and resolve hardware / software faults Replace components and support application rollouts Set up user accounts and manage password issues Respond to call-outs within agreed timeframes Maintain documentation and produce relevant reports … IT support Strong customer service and communication skills Full, clean UK driving licence Proficiency in Windows, Server OS, Microsoft Exchange (SMTP, POP3, IMAP) Working knowledge of Active Directory, TCP / IP, IP Routing, DNS, DHCP Familiarity with Microsoft Office applications Ability to pass a DBS check MCSE and / or More ❯

will be responsible to visit customer location in order to fix the computer systems and networks of the organisation. He will install and configure computer systems, diagnose hardware / software faults and solve technical problems. Key Responsibilities: Install, upgrade, support and troubleshoot XP, Windows 7 / 10 and Microsoft Office 2007 / 2010 / … lists User account administration, i.e., account creation and management and password resets on Active Directory Use diagnostic tools to troubleshoot problems associated with network connectivity, and workstation hardware / software Use tools and methodologies to load, copy and customize operating system configurations for deployment Performs general preventative maintenance tasks on computers, laptops, printers and any other authorised peripheral … printers and any other authorised peripheral equipment Customize desktop hardware to meet user specifications and site standards Performs work in compliance within specified warranty requirements Returns defective equipment / parts to maintenance inventory, documents customer repairs, maintains and restocks assigned parts inventory to insure proper spare parts levels Technical expertise areas: Highly skilled in providing effective technical support More ❯

our network infrastructure. Salary : Circa £50,000depending on experience + shift allowance Dynamic (hybrid) working : 5 days per week on-site due to workload classification, working a 24 / 7 Shift Pattern Security Clearance : British Citizen This role will require DV Clearance. Restrictions and / or limitations relating to nationality and / or rights … led company that values innovation and diversity, this is the place to make an impact. What we're looking for from you: ESSENTIALS Solid understanding of networking principles (TCP / IP, DNS, routing, switching, VLANS and load balancing) Strong expertise in configuring, maintaining and troubleshooting firewalls e.g. Cisco, Checkpoint, Palo Alto Demonstrable hands-on … experience in next-gen firewalls and advancing security features like IPS / IDS, SSL decryption and deep packet inspection. Proven experience in managing secure proxy solutions (e.g. Bluecoat, F5) and the ability to implement policies for content filtering, SSL inspection and network traffic monitoring. In depth knowledge of security protocols such as IPSec, SSL / TLS More ❯

1st / 2nd Line IT Support Engineer (Internal Systems) About the Role We are looking for a proactive and service-driven 1st / 2nd Line IT Support Engineer to join our internal IT team within a fast-paced MSP environment. Unlike a traditional MSP support role, this position focuses exclusively on supporting our own internal staff … a broad range of technologies across the Microsoft ecosystem, and progress into roles such as Senior IT Support Engineer, Network Engineer, or Security Engineer . Key Responsibilities 1st / 2nd Line Technical Support Provide first and second-line support to internal users across multiple offices and remote locations. Troubleshoot issues across Windows desktop and server environments, Microsoft … in-person support. Manage and escalate tickets effectively within SLAs. Systems & Platform Support Administer and maintain core internal IT systems, including: Microsoft 365 (Exchange, SharePoint, Teams) Azure AD / Active Directory Endpoint management tools (Intune / Autopilot) Windows Server services (DNS, DHCP, Group Policy) Support internal networking infrastructure (switches, firewalls, Wi-Fi) at a basic troubleshooting More ❯

World Class Defence Organisation is currently looking to recruit a C# / C++ Software Engineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C# / C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid … / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C# / … simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal More ❯

World Class Defence Organisation is currently looking to recruit a C# / C++ Software Engineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C# / C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid … / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C# / … simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal More ❯

post: The Cybersecurity Department with our client provide support for all electronic communications systems at the site, as well as taking a leading role in delivering technology change / improvement projects and managing external support agreements. The Cyber Security Analyst is required to focus on the detection, investigation and response to cyber security events and incidents. Other tasks … and handling as part of the Computer Security Incident Response (CSIRT) team. * Monitor and administer Security Information and Event Management (SIEM). * Malware analysis and forensics research. * Understanding / differentiation of intrusion attempts and false positives. * Investigation tracking and threat resolution. * Vulnerability identification & mitigation / remediation. * Compose security alert notifications. * Advise incident responders & other teams on … threat. * Triage security events and incidents apply containment and mitigation / remediation strategies. * Generate reports and document security incidents / events. * Proactively monitoring the performance of systems, and make regular routine inspections of installed equipment and take corrective avoidance actions to prevent wider problems. * Act as the point of escalation for the Service desk for security More ❯

C# Software Engineer Location: Stevenage, UK Contract: 12 months Rate: £49.70 / hour PAYE (£56.93 / hour incl. holiday) or £65 / hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of advanced … presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553 / 1760, Ethernet TCP / IP). Understanding of system integration principles and processes. More ❯

C# Software Engineer Location: Stevenage, UK Contract: 12 months Rate: £49.70 / hour PAYE (£56.93 / hour incl. holiday) or £65 / hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of advanced … presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553 / 1760, Ethernet TCP / IP). Understanding of system integration principles and processes. More ❯

Greetings!AdroitPeopleiscurrentlyhiring Title: Technical Solution Architect- Network Location:Suffolk / London UK WorkMode:Hybrid Duration: Contract Active Security Clearance Keywords:networking, LAN, WAN, MERAKI, WAN to LAN integration, QoS Role Purpose Manage / support / technical authority for customer MPN Delivery Technical lead and participate in the delivery of MPN Troubleshoot and remediate network … connectivity during testing across environments Collaborate with relevant internal / external parties where & when required Travel to customer sites for meetings as necessary Produce appropriate Migration documentation Skill set and experience: oCustomer engagement and interaction skills oAbility to generate quality documentation oExcellent knowledge of delivering network designs, IP-VPN, Cloud connectivity, Mobile Connectivity Solutions oExcellent knowledge … of LAN & WIFI knowledge oExcellent knowledge of TCP / IP and routing. it would be general networking, LAN, WAN, MERAKI, WAN to LAN integration, QoS along with general access and security controls. More ❯

Role: Technical Solution Architect Duration: 3 months to start with Location: Suffolk / London area, up to 3 times a week Hybrid- Site is Suffolk 0-2 days per week, varying, London up to 1 day a week. SC Cleared Responsibilities: Manage / support / technical authority for customer MPN Delivery Technical lead and … participate in the delivery of MPN Troubleshoot and remediate network connectivity during testing across environments Collaborate with relevant internal / external parties where & when required Travel to customer sites for meetings as necessary Produce appropriate Migration documentation Skill set and experience: o Customer engagement and interaction skills o Ability to generate quality documentation o Excellent knowledge of delivering … network designs , IP-VPN, Cloud connectivity, Mobile Connectivity Solutions o Excellent knowledge of LAN & WIFI knowledge o Excellent knowledge of TCP / IP and routing. it would be general networking, LAN, WAN, MERAKI, WAN to LAN integration, QoS along with general access and security controls. More ❯

be the go-to person for diagnosing and resolving technical issues — keeping systems running smoothly and ensuring customers get the best possible experience. Key Responsibilities Provide 1st and / or 2nd line support to internal users or external clients (via phone, email, or ticketing system). Diagnose, troubleshoot, and resolve hardware, software, and network issues. Escalate complex incidents … your work, and thrive in a fast-paced environment. Essential Skills & Experience: Experience in a 1st Line or 2nd Line Technical Support role. Strong understanding of Windows OS / Microsoft 365 / Active Directory. Knowledge of network fundamentals (DNS, DHCP, TCP / IP, VPNs). Experience using ticketing systems and … remote support tools. Excellent customer service and communication skills. Desirable: ITIL awareness or certification. Experience supporting macOS, mobile devices, or cloud environments (Azure / AWS). Relevant IT certifications (CompTIA, Microsoft, etc.). More ❯

be the go-to person for diagnosing and resolving technical issues — keeping systems running smoothly and ensuring customers get the best possible experience. Key Responsibilities Provide 1st and / or 2nd line support to internal users or external clients (via phone, email, or ticketing system). Diagnose, troubleshoot, and resolve hardware, software, and network issues. Escalate complex incidents … your work, and thrive in a fast-paced environment. Essential Skills & Experience: Experience in a 1st Line or 2nd Line Technical Support role. Strong understanding of Windows OS / Microsoft 365 / Active Directory. Knowledge of network fundamentals (DNS, DHCP, TCP / IP, VPNs). Experience using ticketing systems and … remote support tools. Excellent customer service and communication skills. Desirable: ITIL awareness or certification. Experience supporting macOS, mobile devices, or cloud environments (Azure / AWS). Relevant IT certifications (CompTIA, Microsoft, etc.). More ❯

simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal … presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553 / 1760 and Ethernet TCP / IP Practical knowledge More ❯

C# Software Engineer required for long term contract assignment based in Stevenage Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non … essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553 / 1760 and Ethernet TCP / IP Practical knowledge of System integration principles and processes Overview of department: WSSE are integral in the development … law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and / or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website. More ❯

of products and services.To work as a team and independently to use IT skills including but not limited to: Desktop support within a Windows environment Network setup & troubleshooting / problem solving LANs & VLANs oVPNs & SASE oWANs & WAN troubleshootin VoIP setup & management Microsoft 365 administration: Understand Cyber Security issues & threats; Understand the tools & methods available to help tackle those … threat Monitor the helpdesk tickets and incoming calls; raising and updating support tickets and ensuring deadlines and SLAs are met Support, rebuild / set up, and support various hardware including: Windows 11 devices (some Windows servers) MacOS devices Printers Network equipment (routers / Wi-Fi / switches) The candidate Supporting and troubleshooting Windows based … technical support team Administering and troubleshooting Microsoft 365 (Exchange, SharePoint, Endpoint Manager, Entra ID, Intune) Troubleshooting desktop environments of Windows 11, Windows 10, some experience of Windows Server TCP / IP and network knowledge & troubleshooting Cyber Security threats and tools available to protect against them Cyber Essentials & GDPR policies to keep data safe Good More ❯

Engineers . Design and deliver secure cloud architectures and solutions. Ensure compliance with key security standards and regulations (NCSC, ISO, NIST, GDPR, etc.). Support Continuous Security, CI / CD, and DevSecOps processes. Key Requirements: Proven experience designing and implementing secure cloud solutions. Strong understanding of application and infrastructure architecture. Background in network and web application security (OSI … TCP / IP, OWASP, PKI, TLS). Knowledge of governance, risk, and compliance practices. Relevant certifications (OSCP, CREST, TIGER, etc.) are beneficial. Benefits Include: Up to £120,000 base salary + performance bonus Healthcare and dental insurance Pension scheme Minimum 33 days annual leave Flexible working and hybrid options Regular promotion cycles and annual … an excellent opportunity to join a leading organisation driving innovation across critical sectors. Apply now or reach out to Aaron O'Neill | LinkedIn to learn more. Reference: AMC / AON / KainosCyberSec #aao More ❯

successful candidate will have: Strong experience with Windows Server, Microsoft 365, Active Directory, and virtualisation platforms (VMware, Hyper-V, Citrix). Solid understanding of networking principles (DNS, DHCP, TCP / IP, VLANs, Wi-Fi topologies). Proven background managing firewall technologies (e.g., Meraki, Sophos, Fortinet, WatchGuard). Knowledge of cloud platforms such as Azure … AWS, or Google Cloud. Familiarity with backup, recovery, and endpoint security solutions. Excellent communication and stakeholder management skills. Relevant certifications such as MCSA / MCSE, Microsoft Certified (Azure / M365), or equivalent experience. A full, clean UK driving licence (required for client travel). Benefits: Our client truly values their people and offers: 25 days annual … leave, increasing with service Perks and benefits package including discounts, cashback, and wellbeing support Employee Assistance Programme and 24 / 7 GP access Tailored training and funded certifications to support your career growth Interested? Please Click Apply Now! Senior Infrastructure Engineer More ❯

successful candidate will have: Strong experience with Windows Server, Microsoft 365, Active Directory, and virtualisation platforms (VMware, Hyper-V, Citrix). Solid understanding of networking principles (DNS, DHCP, TCP / IP, VLANs, Wi-Fi topologies). Proven background managing firewall technologies (e.g., Meraki, Sophos, Fortinet, WatchGuard). Knowledge of cloud platforms such as Azure … AWS, or Google Cloud. Familiarity with backup, recovery, and endpoint security solutions. Excellent communication and stakeholder management skills. Relevant certifications such as MCSA / MCSE, Microsoft Certified (Azure / M365), or equivalent experience. A full, clean UK driving licence (required for client travel). Benefits: Our client truly values their people and offers: 25 days annual … leave, increasing with service Perks and benefits package including discounts, cashback, and wellbeing support Employee Assistance Programme and 24 / 7 GP access Tailored training and funded certifications to support your career growth Interested? Please Click Apply Now!Senior Infrastructure Engineer More ❯

In a team providing 24 / 7 IT support for On-Prem and Cloud applications As part of a dedicated, internal IT team, the Systems, Infrastructure and Network Engineer will provide full IT support for the wider organisation, including extensive IT systems found in large corporate engineering companies as well as On-Prem and Cloud provisions. Work will … support one-week-in-four (again being able to go into the office quickly during this time; this doesn’t happen often, but the business provides a 24 / 7 service to their customers so the ability to provide support is required). Requirements: Extensive experience in IT Systems or Network Engineering (this is not a sysadmin desktop … support role). Expertise and project understanding around networking (including TCP / IP, DNS, ports and protocols, routers, latency, firewalls, VPNs etc…). Experience with both Windows Server systems administration (Active Directory, RADIUS, PowerShell); and Linux systems administration (Ubuntu, Apache2, OpenSSL). Experience with different email configurations and management (DMARC, SPF, SMTP, IMAP). More ❯