26 to 50 of 74 Network Security Jobs in the South East

hear from you. Our CIO team is always looking for passionate individuals who are eager to make a difference and contribute to our success. We are seeking an experienced Security Architect with deep expertise in Microsoft Azure security to join our team. The successful candidate will play a pivotal role in designing and implementing secure, scalable, and resilient … cloud architectures, ensuring compliance with security standards, and driving security best practices across our Azure environment. Job Details You will be at the forefront of designing, developing, and maintaining secure Azure cloud architectures that meet stringent business and compliance requirements. Your role will involve leading security reviews and threat modeling activities for cloud-based solutions, implementing robust … Azure-native security controls such as Microsoft Defender for Cloud, Sentinel, Key Vault, Azure Policy, and RBAC. You will define and enforce rigorous security configuration standards, baselines, and hardening guides for Azure resources, collaborating closely with DevOps and Engineering teams to integrate security seamlessly into CI/CD pipelines (DevSecOps). Conducting thorough risk assessments and gap More ❯

Join this established Cyber team on a large Defence site, working within the Security Services environment whilst also performing administration duties across Windows and Linux based Server Infrastructure, Security Appliances, Network Infrastructure, Virtual Environments and Storage. This is an opportunity to become involved in the world of Defence and Science where no 2 days are the same. … you'll be doing: Responding to ServiceNow incidents. Resolve e-mail and web browser issues. POI Investigations. Handling and maintaining an on prem Splunk solution. 3rd/4th line Network Issues. What youll bring: ? Experience in managing and maintaining Splunk solution. 3rd/4th line Network Security experience support . in an Enterprise environment working to challenging … SLAs. Advanced Firewall and Proxy administration (to include install, configurations and fault finding). Recent experience of working within security environments. Understanding of Networks, Routers, DMZ and Switches. Extensive Core Linux administration skills. Core MS Windows administration skills. Experience of VMware vSphere virtualisation systems. Good understanding and ability to perform root cause analysis across a range of protocols and More ❯

SENIOR NETWORK ENGINEER - DV CLEARED BRAND NEW PERMANENT OPPORTUNITY FOR A SENIOR NETWORK ENGINEER TO JOIN AN EXCITING TECH TEAM IN A SECURE ENVIRONMENT Permanent position available for a Senior Network Engineer DV clearance required Aldershot-based opportunity with hybrid working (~3 days on site) Salary up to £65,000 Work on advanced networking solutions for high … building future-ready platforms, this is a chance to join a smart, supportive group working in one of the UK's most critical tech spaces. WHAT WILL THE SENIOR NETWORK ENGINEER BE DOING? You'll take the lead on building and improving secure network environments - from shaping the design of enterprise networks to configuring routing and firewall rules. … high-level technical plans into real-world configurations Holds active DV clearance BONUS POINTS FOR EXPERIENCE WITH.... Modern data centre networking (fabric-based or software-defined) Encrypted or classified network solutions Automation tools or scripts (Ansible, Terraform etc.) Non-traditional or open networking hardware VMware NSX or similar network virtualisation technologies Cisco certifications or similar hands-on experience More ❯

from previous projects is going to be vital for this role. Role Responsibilities: Infrastructure & Automation: Maintain and enhance IT infrastructure, including VMware ESXi, Linux, Microsoft Windows Server environments, and Network Monitoring and networking components. Learn how to automate configuration management, infrastructure provisioning, and application deployment. Ensure system reliability, scalability, and performance through proactive monitoring and automation. Maintain and improve … local network environments, including Dell servers and Dell switch configurations. Strong technical expertise in Microsoft Active Directory (AD), Windows Server environments, and authentication solutions. Plan for scalability, redundancy, and high availability to support future growth. IT Security & Compliance: Ensure compliance with security and regulatory standards, including PCI DSS, Cyber Essentials+, DORA, and ISO 27001. Implement and enforce … security best practices across infrastructure automation and cloud environments. Maintain accurate compliance documentation, including PCI DSS scope records and security policies. Secure high-value and high-risk data, such as cardholder (PCI) and personally identifiable information (PII). Cloud & DevOps Integration (these tools and skills will be taught): Implement and manage Infrastructure as Code (IaC) for cloud and More ❯

Network Engineer * Fantastic opportunity for an experienced Network Engineer to join a well-established, UK-based MSP delivering best-in-class IT solutions to a wide client base. * Full-time, permanent position based in Basildon with a mix of office and on-site work, offering a competitive salary of £30,000-£35,000. * Immediate start available - candidates with … expertise - and now is the perfect time to become part of their growing success story. What will you be doing? This is an exciting hands-on role for a Network Engineer who thrives in a dynamic environment. You'll be responsible for both remote and on-site support, working closely with clients and internal teams to deliver, install, and … networking solutions. From resolving escalated support tickets to contributing to pre-sales technical consultancy and ongoing infrastructure improvements, you'll play a key role in ensuring reliable and secure network operations. What will you need? * A strong foundation in networking, including Layer 2 protocols (ARP, MAC), IP addressing, subnetting, and spanning tree concepts * Demonstrated experience in troubleshooting and resolving More ❯

Job Title: Network Wireless Engineer Location: Reading Experience: 5+ years Job Summary: We are looking for a skilled Network Wireless Engineer to design, implement, and maintain wireless network infrastructure. The ideal candidate will have hands-on experience with wireless technologies, troubleshooting connectivity issues, and ensuring optimal network performance. Key Responsibilities: Design, deploy, and maintain wireless LAN … Wi-Fi) networks. Perform site surveys and wireless coverage analysis. Troubleshoot wireless connectivity issues and resolve performance bottlenecks. Monitor wireless network health and implement improvements. Ensure security of wireless communications through proper configuration and encryption. Collaborate with IT teams for network upgrades and configurations. Required Skills: Strong understanding of wireless protocols (802.11a/b/g/… n/ac/ax). Experience with wireless controllers, access points, and antennas (e.g., Cisco, Aruba, Ubiquiti). Knowledge of network security and authentication methods. Familiarity with tools like Ekahau, NetSpot, or AirMagnet. Basic understanding of wired network infrastructure and IP networking. Preferred Qualifications: Bachelor's degree in Computer Science, IT, or related field. Relevant certifications More ❯

Job Title: Network Wireless Engineer Location: Reading Experience: 5+ years Job Summary: We are looking for a skilled Network Wireless Engineer to design, implement, and maintain wireless network infrastructure. The ideal candidate will have hands-on experience with wireless technologies, troubleshooting connectivity issues, and ensuring optimal network performance. Key Responsibilities: Design, deploy, and maintain wireless LAN … Wi-Fi) networks. Perform site surveys and wireless coverage analysis. Troubleshoot wireless connectivity issues and resolve performance bottlenecks. Monitor wireless network health and implement improvements. Ensure security of wireless communications through proper configuration and encryption. Collaborate with IT teams for network upgrades and configurations. Required Skills: Strong understanding of wireless protocols (802.11a/b/g/… n/ac/ax). Experience with wireless controllers, access points, and antennas (e.g., Cisco, Aruba, Ubiquiti). Knowledge of network security and authentication methods. Familiarity with tools like Ekahau, NetSpot, or AirMagnet. Basic understanding of wired network infrastructure and IP networking. Preferred Qualifications: Bachelor's degree in Computer Science, IT, or related field. Relevant certifications More ❯

There is so much opportunity in the world of IT Defence and this large site now have a brand-new position for a Network Solution Architect. As the solution owner for the full lifecycle of a solution from feasibility to delivery you will make sure the solution has continuity from an architectural and design perspective. Come and build and … implement end-to-end solution/technical design. Provide solution and technical SME mentorship. Provide a customer concern point for design related issues within projects. Align standards, frameworks and security with overall business and technology strategy. Identify, communicate, and address Information Assurance risks. Design security architecture elements to mitigate risks in liaison with Solution Leads. Create solutions that … balance business requirements with information and cyber security requirements. Identify security design 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 More ❯

Cisco Network Engineer - City of London - Large financial services company - Salary up to £70,000 plus bonus and benefits - Hybrid working (3 times a week in London office) A large financial services company are currently looking for an experienced Network Engineer to join their growing team. The role will have responsibility for managing and designing the enterprise network which stretches globally. Duties will include: - Assisting architects with implementations - Guiding team members on network technologies - Driving enhancements to networks - Modernising infrastructure - Level 3 network technical support - Routing/Switching/Firewall implementations - Integration of switches, routers, wireless controllers, SDN, load balancers, NAC servers and cloud infrastructure - On call rotation support - Network security To be … considered suitable for this Senior Network Engineer role you will need the following skills and experience: - Experience in design and implementation of networks in a large user environment - Strong Cisco background (ideally CCNP/CCIE) - Knowledge of Layer 2 LAN technologies (VLANs, VTP, STP) - Understanding of high availability technology (VPC, SVL, HSRP) - Routing protocols - SDWAN technologies - CIsco Wireless technology More ❯

Network Engineer/Administrator - City of London - Large financial services company - Salary up to £70,000 plus bonus and benefits - Hybrid working (3 times a week in London office) A large financial services company are currently looking for an experienced Network Engineer to join their growing team. The role will have responsibility for managing and designing the enterprise … network which stretches globally. Duties will include: - Assisting architects with implementations - Guiding team members on network technologies - Driving enhancements to networks - Modernising infrastructure - Level 3 network technical support - Routing/Switching/Firewall implementations - Integration of switches, routers, wireless controllers, SDN, load balancers, NAC servers and cloud infrastructure - On call rotation support - Network security To … be considered suitable for this Senior Network Engineer role you will need the following skills and experience: - Experience in design and implementation of networks in a large user environment - Strong Cisco background (ideally CCNP/CCIE) - Knowledge of Layer 2 LAN technologies (VLANs, VTP, STP) - Understanding of high availability technology (VPC, SVL, HSRP) - Routing protocols - SDWAN technologies - CIsco Wireless More ❯

Network Support Engineer Maidenhead (Hybrid/On-site) £30,000 + Progression + Training + Leading Projects + 25 Days Holiday + Pension A fantastic opportunity for a technically minded Network Support Engineer to join a growing infrastructure team delivering essential services to enterprise customers across the UK. This is a dynamic role for someone who thrives in … with cutting-edge networking technologies, supporting critical operations that underpin some of the UK's most important communications infrastructure. In this role, you will take ownership of incident management, network monitoring, and technical troubleshooting across a multi-vendor environment. You'll support service continuity and performance by diagnosing faults, escalating where necessary, and liaising with both internal teams and … implementation of best practices, while keeping up to date with emerging technologies. The ideal candidate will have experience working in a technical support or NOC environment within telecoms. A network certification (such as CCNA or JNCIA) is essential, and you'll have hands-on experience with technologies such as BGP, OSPF, MPLS, and SD-WAN. This is an excellent More ❯

Project Manager – Networking Wea re looking for a strong Network Project Manager who is committed to delivering innovative IT solutions and high-performance network infrastructure. We are seeking an experienced and proactive Network Project Manager to oversee the delivery of complex network projects, ensuring timely execution, budget control, and alignment with business objectives. Key Responsibilities and … Required Skills Plan, coordinate, and manage end-to-end network infrastructure projects including LAN/WAN upgrades, cloud integration, and network security enhancements. Collaborate with stakeholders, vendors, and cross-functional teams to define project scope, goals, and deliverables. Develop detailed project plans, schedules, budgets, and resource allocations. Monitor and track project progress, identifying risks and implementing mitigation … strategies. Ensure compliance with organizational standards, policies, and best practices. Lead technical teams to ensure proper installation, configuration, and maintenance of network systems. Provide regular status reports and updates to senior management and stakeholders. Proven experience (5+ years) as a Network Project Manager or in a similar role within IT infrastructure. Strong understanding of network technologies (e.g. More ❯

overlooking Fleet Pond), within 3 minutes' walk of Fleet mainline train station offering direct links into London About Us: KHIPU Networks is an award-winning and highly successful Cyber Security company based in the UK and Africa. We offer outstanding opportunities for candidates of all levels within a dynamic and flexible working environment. Founded in 2005, KHIPU Networks' ethos … environments and challenges so that we can design and deploy ‘Best-of-Breed' solutions that enable them to meet their strategic goals. Professional Services Engineer - The Role: As a Security Professional Services Engineer, you will play a critical role in delivering cutting-edge security solutions to our customers. This role requires hands-on implementation, configuration, and deployment of … secure network environments based on a zero-trust model. You will be responsible for end-to-end project delivery, from scoping to final handover, ensuring the highest standards of security and performance. Your work will involve documenting detailed designs, both high-level and low-level, and creating comprehensive implementation plans. This role will also involve occasional out-of More ❯

role will also require the Senior Infrastructure Engineer to be part of a team designing and building new IT services and infrastructures and help with improvements in current Server, Network, IT Secruity and Cloud systems. Role Responsibilities: Maintain and enhance IT infrastructure, including VMware ESXi, Linux, Microsoft Windows Server environments, and networking components. Develop and manage automation solutions to … Automate configuration management, infrastructure provisioning, and application deployment. Ensure system reliability, scalability, and performance through proactive monitoring and automation. Deploy and manage monitoring tools (Zabbix, SolarWinds SentryOne, and other network/database monitoring solutions). Maintain and improve local network environments, including Dell servers and Dell switch configurations. Strong technical expertise in Microsoft Active Directory (AD), Windows Server … delivering, and supporting robust, resilient, and secure enterprise infrastructure. Experience with IT audits and compliance frameworks (CIS, PCI DSS, Cyber Essentials, NIST, ISO 27001). In-depth understanding of network security and compliance in regulated environments. Proven ability to secure high-value data (PCI cardholder data, PII) and implement security best practices. Strong networking knowledge (LAN, WAN More ❯

value expectations of our customers.We now have a fantastic and exciting opportunity within our IT team to join us as an Infrastructure Platform Lead (Networks) to advance several key Network towers including core networking, network security, edge connectivity and cloud networking. We are seeking an individual with significant experience, someone who is motivated, innovative and committed to … lead technology towers and to deliver secure, robust, stable and performant future ready infrastructure.You will have demonstrable experience in designing, implementing, and managing innovative, cost efficient solutions, modernising network infrastructure services both on premise and for the public cloud (predominantly Google Cloud Platform), simplifying and rationalising existing technologies, whilst maintaining Operational Excellence.If you're enthusiastic about on premise and … cloud network technologies, if you thrive and perform in a time sensitive, high-demand environment, and if you take satisfaction in delivering results through others, then we want to hear from you! Expected salary - we are looking for candidates in the region of up to £80,000 dependent upon experience. Contract type - This position is a Permanent contract. Working More ❯

as leaders in their field. Our new position of SOC Shift Lead will direct a team of SOC Analysts, conduct monitoring and triage of alerts associated with host and network security events for our clients critical infrastructure and support the SOC through both delivery of client work and adding skills and ideas to this already diverse team. This … 6PM to 6am, 4 days off. Please note you do need to be eligible for DV Clearance for this role. What you'll be doing: Monitor, triage, and investigate security incidents on critical client infrastructure. In depth analysis of network traffic, logs, and system events to identify potential security threats and vulnerabilities. Line Management. Maintain, improve and … develop team knowledge of SOC tools, security operations and triage. Analyse and improve detection rules and use cases in line with Mitre Att&ck and threat-informed defence. Maintain and update security incident documentation, including incident reports, analysis findings, and recommended mitigation strategies. Represent the SOC within Partners meetings. Ability to work shift from our office in Hemel More ❯

WORK ENVIRONMENT Axians is a fun and growing business both in the UK and globally. We are part of a network of businesses where you can learn from and work with peers worldwide to help you achieve your ambitions. Supporting our employees and customers is at the heart of who we are. This means we can support a hybrid … changing world. Whether they need tried-and-tested platforms or cutting-edge innovation, we commit to customer excellence and invest in long-term thinking. The strength of Axians' global network as part of VINCI Energies means our customers can rely on our incredible people to deploy technology that achieves critical operational outcomes, wherever you are and whatever your need. … required two days a week. KEY RESPONSIBILITIES: Team Leader within the Professional Services/Delivery domain. Support the Axians account teams on strategic accounts. Create strategies, roadmaps & designs. Provide network & security architecture, configuration and implementation. Provide technical presentations, product demonstrations, and proof of concepts. Complete project, implementation & migration activities. Design & optimization of network routing policies & associated technologies. More ❯

minded individuals, with a drive to succeed in their own fields. ROLE OBJECTIVE We are seeking a highly skilled Penetration Tester with a strong background in penetration testing and network security. This role is ideal for a cybersecurity professional with experience in identifying, assessing, and mitigating security risks across various platforms. The consultant will play a critical role … in evaluating and strengthening our clients' cybersecurity postures by conducting in-depth security assessments, vulnerability analysis, and developing comprehensive security strategies. RESPONSIBILITIES Conduct comprehensive penetration tests, vulnerability assessments, and security audits to identify risks and ensure compliance with industry best practices. Provide expert recommendations and solutions to mitigate identified vulnerabilities, enhancing client systems' security postures. Investigate … Contain affected systems and networks to prevent the incident from spreading. Implement temporary measures to mitigate the impact of the incident. Work with other teams, such as IT and security operations, to develop and implement a containment strategy. Analyse incident data to determine the root cause of the incident and identify recommendations for improvement. Document and report incidents to More ❯

Security Operations Centre Shift Lead Location: Hemel Hempstead (On-site, Shift-Based) Salary: Highly competitive with excellent benefit package Security Clearance Level: Must be eligible for DV Clearance . Due to the highly secure nature of this work all applicants will be required to gain UK Security Clearance to the highest level. You must be a British … days annual leave (option to purchase additional days), health cash plan, life assurance, pension scheme, and a generous flexible benefits fund Key Requirements We are seeking a highly capable Security Operations Centre Shift Lead to support critical infrastructure within the Aerospace, Defence and Security sector. You will lead from the frontmentoring analysts, managing incident triage, and driving operational … environment. This is a shift-based position , following a rotation of 2 days (6am6pm), 2 nights (6pm6am), 4 days off . Essential Skills and Experience: Proven experience in a Security Operations Centre (SOC) environment Previous people management or line management experience Strong familiarity with SIEM platforms including Microsoft Sentinel and Splunk Knowledge and use of the Mitre Att&ck More ❯

seeking an experienced Third Line Engineer to support complex infrastructure environments and deliver high-quality IT services to a diverse client base. Key Responsibilities: Design, implement, and maintain enterprise network infrastructure across LAN/WAN environments. Lead core and edge network upgrades, including: OSPF and BGP routing VLAN segmentation and Layer 2/3 switching Multi-Link Aggregation … on Mikrotik , Cisco , and Juniper devices Configure and manage firewalls, VPNs, and secure remote access. Monitor and optimize network performance, availability, and security. Troubleshoot and resolve complex routing, switching, and connectivity issues (Tier 3). Assist with secure network integration for Microsoft 365 services (DNS, SPF, mail flow). Collaborate with project teams to deliver tailored, high-performance … network solutions. Skills & Experience: Expert-level experience with OSPF , BGP , and enterprise routing/switching . Strong knowledge of firewall configuration and network security policies (Mikrotik, Cisco, Juniper). Hands-on experience with VLAN design , link aggregation , and redundancy protocols . Proficiency in supporting hybrid network environments (on-prem/cloud). Solid understanding of DNS More ❯

Senior Network Engineer - £70k + £6k Car Allowance + 15% Bonus Hybrid - Home Based + easy travel to London area (2x/month) Out-of-hours paid at time and a half We're working with a long-standing client of ours, a major player in their industry, and they're looking for a proper Senior Network Engineer … to join the team. You'll need to have worked on/lead some Network Security projects to be successful in this role. We're after someone confident, experienced, and ready to step straight into a hands-on delivery role. This isn't one for a passenger, you'll be expected to lead network projects from day … one, support a junior engineer, and take the reins on everything from firewall migrations to hands-on data centre work. The role: You'll be delivering key network projects including firewall migrations (FortiGate-heavy), SD-WAN rollouts, and hands-on switching/routing across a hybrid environment. You'll be the go-to engineer for complex technical issues and More ❯

advising on new technologies - your ideas matter. Applying core expertise: Utilising your knowledge of common protocols (DNS, TCP, DHCP), switching/VLANs, virtualisation, Google Workspace/Microsoft 365, and network security (PaperCut, WiFi, Firewalls). Ensuring security: Actively helping to protect the network from threats. Understanding a detailed level of common protocols, systems and network More ❯

service performance metrics and ensure effective issue resolution in collaboration with internal teams. Work with project managers and engineers to deliver successful IT projects such as hybrid cloud setups, network security, and software deployments. Advocate for clients within the organisation, leveraging ITIL frameworks and service management tools to escalate and resolve concerns. Account Growth & Opportunity Identification Use data … team. Mentorship Mentor Account Managers on technical alignment appropriate to their accounts. Work with the Director of Sales Ops & Customer Success to maintain and optimise the tech stack. Compliance & Security Maintain a solid understanding of Information Security Management Systems (ISMS) and ensure compliance with data protection policies and regulations. About you: Experience: Proven experience as a strategic IT More ❯

IBM CIC. In your role, you'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions which impact a wide network of clients,whom may be at their site or one of our CIC or IBM locations.Our culture of evolution centres on long-term career growth and development opportunities in … maintaining our cloud-based platform to support the development and hosting of AI services. Your expertise will be crucial in ensuring the seamless operation of our applications, DevOps, middleware, security, and infrastructure components. Key Responsibilities: Provide 24/7 technical support for cloud-based solutions, ensuring high availability and performance across various applications and infrastructure components. Design, build, and … maintain infrastructure and configuration as code using tools like Ansible and Terraform. Administer Dev, Test, and Production environments hosted on Windows, Linux, and Unix servers. Ensure the security and integrity of our systems against cybersecurity threats. Troubleshoot and resolve technical issues involving APIs, application services, IaaS, PaaS, SaaS, microservices, containers, Kubernetes nodes, ICP management, middleware components, network, security More ❯

and fast-growing systems integration company specialising in delivering innovative networking and infrastructure solutions to clients across the Energy & Utilities sectors? A Berkshire based business are hiring for their Network & Security Team as part of their continued expansion and winning multiple new tenders and contracts with the UK’s biggest utilities company. You’ll be supported by a … and development are at the heart of the company culture, and committed to helping you grow into a skilled, confident networking professional. Job Responsibilities Provide 1st and 2nd line network support to clients Assist in the configuration, installation, and maintenance of networking equipment (e.g., routers, switches, firewalls) Monitor network performance and troubleshoot issues Support the delivery of client … where required Maintain documentation and update internal systems Work closely with senior engineers and project managers to develop your technical skills Experience required: A recent graduate in Computer Science, Network Engineering, IT, or a related field A genuine passion for networking and technology Knowledge of networking fundamentals (TCP/IP, DNS, DHCP, LAN/WAN, SCADA etc.) Exposure to More ❯