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We are seeking a Senior 3rd Line Network and Security Engineer to provide expert-level support, administration and continuous improvement across complex network and security infrastructure. You will act as an escalation point for challenging technical issues, taking ownership from initial investigation through to resolution while maintaining clear communication with colleagues, stakeholders and service users. The role will involve working across a varied technology environment and contributing to the reliability, performance and security of critical services.

Key responsibilities will include designing, implementing and supporting LAN, WAN, wireless, VPN and firewall solutions; monitoring network performance and security events; investigating incidents, vulnerabilities and service degradation; and carrying out root-cause analysis to prevent recurring problems. You will manage changes in line with established processes, maintain accurate technical documentation and configuration records, and assist with infrastructure upgrades, migrations and resilience testing. The successful candidate will also contribute to security improvement initiatives, including access control, segmentation, patching, threat mitigation and compliance activity. You may be required to participate in an out-of-hours support rota.

You should have substantial experience in a senior network or infrastructure engineering role, with strong knowledge of routing and switching, TCP/IP, DNS, DHCP, firewalls, remote access technologies and network monitoring. Experience with enterprise security platforms, intrusion prevention, endpoint or cloud security, and network automation would be advantageous. Relevant professional certifications or demonstrable equivalent experience are desirable. You will be comfortable working independently on complex technical problems while also collaborating effectively within wider IT teams. Strong analytical, organisational and communication skills are essential, along with a proactive approach to risk management, service improvement and knowledge sharing.

We are seeking a Senior Project Manager to lead the planning and delivery of complex Zero Trust network security initiatives across a large, distributed technology environment. You will be responsible for developing project plans, defining milestones, managing dependencies, and coordinating work across security, infrastructure, networking, architecture, compliance, and business teams. The role will focus on strengthening identity-aware access, network segmentation, secure remote connectivity, endpoint controls, and continuous monitoring in line with recognised Zero Trust principles.

You will manage projects from initiation through implementation, ensuring that scope, timelines, budgets, risks, and quality standards are effectively controlled. Key responsibilities include establishing governance and reporting processes, preparing executive updates, maintaining RAID logs, coordinating technical workstreams, and ensuring that deliverables meet security and operational requirements. You will facilitate workshops, support architectural and design decisions, oversee vendor and partner activity, and drive the resolution of issues that could affect delivery. You will also ensure appropriate testing, documentation, training, change management, and transition into business-as-usual operations.

The successful candidate will have substantial experience managing enterprise-scale cybersecurity, network transformation, or infrastructure programmes, with a strong understanding of Zero Trust architecture and security controls. Experience with identity and access management, network access control, cloud security, firewalls, micro-segmentation, secure service access, and security monitoring is highly desirable. You should be comfortable working with both technical and senior stakeholder audiences, translating complex concepts into clear plans and decisions. Strong leadership, communication, negotiation, prioritisation, and problem-solving skills are essential, along with experience using structured project management methodologies. Relevant professional qualifications in project management, cybersecurity, networking, or a related discipline would be advantageous.

We are seeking a Security & Network Engineer for a 12-month fixed-term assignment. This role will support the design, implementation, monitoring and continuous improvement of secure, reliable network and technology environments. You will work closely with infrastructure, applications, service delivery and information security teams to ensure systems remain resilient, compliant and fit for purpose.

Key responsibilities will include managing and maintaining network infrastructure such as switches, routers, firewalls, wireless services, VPNs and related security technologies. You will monitor network performance and security events, investigate incidents, respond to vulnerabilities and contribute to remediation activities. The role will also involve administering access controls, supporting identity and authentication services, reviewing firewall rules, maintaining technical documentation and assisting with security audits, risk assessments and compliance reporting. You will participate in incident, problem and change management processes, including planned maintenance, upgrades and technology projects.

The successful candidate will have practical experience in network engineering and cyber security operations, with a strong understanding of TCP/IP, routing and switching, firewalls, intrusion prevention, secure remote access and network monitoring. Experience with cloud networking, endpoint or vulnerability management, security information and event management platforms, and relevant automation or scripting would be advantageous. You will bring strong analytical and troubleshooting skills, sound judgement and the ability to communicate technical information clearly to both technical and non-technical stakeholders. Industry certifications in networking or security are desirable, along with experience working in structured IT service environments. This is an opportunity to contribute to meaningful security and infrastructure improvements while supporting dependable technology services throughout the assignment.

We are seeking a Senior Cloud Network & Security Engineer at Vice President level to lead the design, engineering and continuous improvement of secure, resilient cloud connectivity across a complex technology environment. This role will provide technical direction for cloud network architecture, security controls and infrastructure standards, while partnering with engineering, architecture, operations and risk teams to deliver scalable platforms that support critical business services.

Key responsibilities include designing and implementing secure network solutions across public and private cloud environments; developing connectivity patterns using virtual networks, transit gateways, routing, firewalls, VPNs, private endpoints and load-balancing technologies; and establishing robust controls for segmentation, identity-based access, encryption, traffic inspection and threat prevention. You will lead the resolution of complex incidents, conduct root-cause analysis, improve monitoring and observability, and contribute to disaster recovery, resilience and capacity planning. The role will also involve reviewing technical designs, setting engineering standards, maintaining accurate documentation, supporting audits and regulatory requirements, and driving automation through infrastructure-as-code and CI/CD practices.

Applicants should bring extensive experience in cloud networking and infrastructure security, ideally across platforms such as AWS, Azure or Google Cloud, together with strong knowledge of TCP/IP, DNS, HTTP, BGP, routing, firewalls, proxies and network troubleshooting. Experience with cloud security services, zero-trust principles, containers, Kubernetes, SIEM or security monitoring platforms is highly valued. Proficiency with tools such as Terraform, Python, PowerShell or similar scripting technologies is expected, along with a strong understanding of DevSecOps and operational governance. The successful candidate will demonstrate senior-level leadership, sound judgement and the ability to influence stakeholders at all levels. Excellent communication, collaboration, analytical and problem-solving skills are essential, as is the ability to manage multiple priorities in a fast-paced, highly regulated environment.

We are seeking a Junior Network Security Support Engineer to assist with the operation, maintenance and protection of network infrastructure across a dynamic technical environment. This is an excellent opportunity for an early-career professional who is keen to develop practical experience in network security, monitoring and incident response while working alongside experienced infrastructure and cybersecurity specialists.

Key responsibilities will include monitoring network traffic, security alerts and system events; investigating and escalating suspicious activity; supporting the administration of firewalls, intrusion detection and prevention systems, secure gateways and access controls; and assisting with vulnerability assessments, patching and remediation activities. You will help maintain accurate technical documentation, contribute to security reporting and asset inventories, and support the implementation of network security policies and procedures. The role will also involve responding to service requests and incidents, troubleshooting connectivity and security issues, and collaborating with internal technical teams to resolve problems efficiently and securely.

Applicants should have a foundational understanding of networking concepts, including TCP/IP, DNS, DHCP, routing, switching, VPNs and common network protocols. Familiarity with firewalls, endpoint protection, security information and event management tools, or vulnerability scanning technologies is desirable. Relevant qualifications in networking, cybersecurity, information technology or a related discipline are advantageous, as are certifications such as CompTIA Network+, Security+ or equivalent. You should demonstrate strong analytical and problem-solving skills, careful attention to detail and a willingness to learn. Clear communication, effective teamwork and the ability to follow documented processes are essential. This position may require participation in an out-of-hours support rota and adherence to strict security, confidentiality and data protection requirements.

We are seeking a Lead Security Architect (Networks) to define and deliver secure, resilient network architecture across a complex technology environment. This is a senior role for an experienced security professional who can translate business and technology objectives into practical, scalable security solutions. You will provide architectural leadership across network security, cloud connectivity, infrastructure protection, remote access, segmentation, secure application delivery and emerging technologies.

You will own the development and maintenance of network security architecture, standards, principles and reference designs. Working closely with engineering, infrastructure, cloud, operations, risk and delivery teams, you will assess current and proposed solutions, identify security risks and recommend appropriate controls. Your responsibilities will include designing and reviewing network security patterns, supporting major transformation and implementation programmes, contributing to security strategy and roadmaps, and ensuring that solutions meet regulatory, governance and resilience requirements. You will also guide the selection and adoption of technologies such as firewalls, intrusion prevention, secure web gateways, zero-trust controls, VPN and remote-access platforms, network access control, DDoS protection and cloud-native security services.

The successful candidate will have substantial experience in network security architecture within large, complex or regulated environments, together with a strong understanding of enterprise networking, routing, switching, DNS, identity, encryption and cloud networking. You should be confident producing architecture documentation, security assessments and technical recommendations, and communicating effectively with both technical and non-technical stakeholders. Experience with recognised security frameworks, threat modelling, secure-by-design practices and architecture governance is essential. Relevant professional certifications, such as CISSP, CCSP, SABSA, TOGAF or equivalent, are desirable. You will be an influential technical leader who can challenge constructively, mentor colleagues and drive consistent security outcomes across multiple teams and programmes.

We are seeking a Senior Network Security Project Engineer to lead the design, delivery and improvement of secure, resilient network infrastructure across complex technology environments. This role will manage projects from initiation through to completion, ensuring solutions meet security, performance, compliance and business requirements. You will work closely with infrastructure, cloud, architecture, service management and risk teams to translate technical and operational needs into practical, sustainable outcomes.

Responsibilities will include developing project plans, defining scope, schedules, budgets, dependencies and resource requirements; coordinating internal teams and third-party suppliers; and providing clear progress reporting to technical and senior stakeholders. You will oversee the implementation of network security technologies and controls, including firewalls, secure remote access, segmentation, intrusion prevention, encryption, vulnerability remediation and monitoring capabilities. The role will also involve reviewing designs, supporting change and release activities, managing risks and issues, maintaining accurate documentation, and ensuring that delivered solutions align with relevant policies, standards and regulatory obligations. You may also provide technical leadership during incident response, service transition and post-implementation review activities.

The successful candidate will have significant experience delivering network security or infrastructure projects in enterprise or similarly complex environments. You should possess strong knowledge of routing and switching, TCP/IP, firewalls, VPNs, network access control, cloud connectivity and security architecture, alongside practical experience with project governance, change management and supplier coordination. Relevant professional certifications in networking, cyber security, cloud technologies or project management are desirable. Excellent communication, organisation and stakeholder management skills are essential, together with the ability to explain complex technical matters clearly, make sound decisions under pressure and maintain focus on quality and delivery. A proactive, collaborative approach and a strong understanding of security best practice will be highly valued.

We are seeking a skilled Network Security Professional to help protect critical systems, networks, and data against evolving cyber threats. In this role, you will design, implement, monitor, and improve network security controls across on-premises and cloud environments. You will work closely with infrastructure, engineering, and operational teams to identify vulnerabilities, strengthen security architecture, and support the secure delivery of technology services.

Key responsibilities include configuring and maintaining firewalls, intrusion detection and prevention systems, secure remote access solutions, network segmentation, endpoint protections, and security monitoring tools. You will investigate security alerts and incidents, perform root-cause analysis, coordinate containment and remediation activities, and maintain accurate documentation of findings and corrective actions. The role will also involve conducting vulnerability assessments, reviewing network and system changes, supporting penetration testing activities, and contributing to incident response plans and disaster recovery exercises. You will help develop and maintain security policies, standards, procedures, and risk assessments in line with relevant industry frameworks and regulatory requirements.

The successful candidate will have demonstrable experience in network security, security operations, or a closely related discipline, together with a strong understanding of TCP/IP, DNS, VPNs, routing, switching, firewalls, network protocols, and common attack methods. Experience with SIEM platforms, vulnerability management tools, cloud security technologies, and scripting or automation is highly desirable. Professional certifications such as Security+, CySA+, CISSP, CCNA Security, or equivalent qualifications would be advantageous. You should possess excellent analytical and problem-solving skills, communicate clearly with both technical and non-technical stakeholders, and be able to prioritise effectively in a fast-paced environment. A proactive approach, strong attention to detail, and a commitment to continuous learning are essential.

We are seeking an experienced Assistant Vice President, Cyber & Network Security Engineer to lead the design, implementation and continuous improvement of enterprise security capabilities. This role combines strategic leadership with hands-on technical expertise, supporting the protection of critical infrastructure, applications, data and networks against evolving cyber threats. The successful candidate will work closely with technology, risk, compliance and business stakeholders to establish resilient, risk-based security solutions aligned with organisational objectives and regulatory expectations.

Key responsibilities will include defining and maintaining network security architecture, security standards and engineering roadmaps; overseeing the deployment and optimisation of firewalls, intrusion prevention, secure access, segmentation, zero-trust controls, cloud security and vulnerability management technologies; and leading the assessment of emerging threats and technologies. You will provide guidance on secure design reviews, threat modelling, penetration testing remediation and incident response activities, while ensuring that security controls are monitored, tested and improved. The role will also involve managing third-party security engagements, supporting audits, preparing management-level reporting and contributing to security policies, procedures and governance forums. As a senior leader, you will mentor engineers, promote consistent technical practices and help build a strong culture of cyber resilience.

Applicants should have substantial experience in cyber security and network engineering, ideally within a complex, highly regulated or geographically distributed environment. Strong knowledge of network protocols, identity and access management, cloud platforms, endpoint protection, security monitoring and common attack techniques is essential. Experience with security architecture frameworks, risk management and industry standards such as ISO 27001, NIST or CIS Controls will be advantageous. Relevant professional certifications, such as CISSP, CISM, CCNP Security, GIAC or cloud security credentials, are desirable. Excellent communication, stakeholder management, analytical and problem-solving skills are required, together with the ability to influence decisions, prioritise competing demands and translate technical risks into clear business outcomes.

We are seeking a Network Security Engineer with strong Fortinet expertise to design, implement, operate, and continuously improve secure network infrastructure. In this role, you will be responsible for maintaining high levels of availability, performance, and protection across enterprise networks, data centres, cloud environments, and remote sites. You will work closely with infrastructure, cloud, systems, and service delivery teams to ensure security controls support business and technology requirements.

Your duties will include configuring and managing FortiGate firewalls, FortiManager, FortiAnalyzer, FortiSwitch, and FortiAP solutions, as well as administering VPNs, security policies, network segmentation, intrusion prevention, web filtering, and secure remote access. You will monitor security events, investigate alerts, troubleshoot incidents, and support the resolution of complex network and cybersecurity issues. The role will also involve conducting vulnerability reviews, assisting with incident response, maintaining technical documentation, implementing changes through formal processes, and contributing to disaster recovery and business continuity planning.

The successful candidate will have proven experience in network security engineering, with hands-on knowledge of Fortinet technologies and firewall administration. A strong understanding of TCP/IP, routing and switching, DNS, DHCP, IPsec, SSL VPN, authentication protocols, and high-availability design is required. Experience with enterprise security monitoring, SIEM platforms, network troubleshooting tools, and cloud networking would be advantageous. Relevant certifications such as Fortinet NSE or FCP, Cisco CCNP Security, or equivalent qualifications are desirable. You should be analytical, service-focused, and comfortable working independently while collaborating with technical teams and external providers. Strong communication skills, a structured approach to problem-solving, and the ability to manage priorities in a changing environment are essential.