Senior Infrastructure Security Consultant – Server Hardening

Reference: lj7tpr2kvtimc3sh7cep

We are seeking a Senior Infrastructure Security Consultant – Server Hardening to strengthen the security and resilience of enterprise server environments. In this role, you will provide expert guidance on secure server configuration, vulnerability reduction and compliance across physical, virtual and cloud-based infrastructure. You will work closely with infrastructure, operations, architecture and risk teams to assess current environments, define security standards and deliver practical improvements across the technology estate.

Your responsibilities will include developing, maintaining and implementing server hardening standards aligned with recognised frameworks and industry best practice. You will conduct security assessments, configuration reviews and vulnerability analysis across Windows and Linux platforms, identify gaps and recommend appropriate remediation. The role will involve creating secure build guides, configuration baselines, technical procedures and exception processes, as well as supporting patching, system lifecycle management and remediation tracking. You will also contribute to security architecture reviews, control testing, audit preparation and the continuous improvement of infrastructure security processes.

The successful candidate will have significant experience in infrastructure security, server hardening or a closely related consulting role, with strong knowledge of Windows Server and Linux operating systems. Experience with cloud platforms, virtualisation technologies, configuration management, vulnerability scanners and security information and event management tools would be highly beneficial. You should be familiar with standards and frameworks such as CIS Benchmarks, NIST, ISO 27001 and secure configuration principles. Strong analytical, documentation and stakeholder-management skills are essential, along with the ability to communicate complex technical issues clearly to both technical and non-technical audiences. Relevant professional certifications in information security, systems administration or cloud security are desirable.

COMPETITIVE SALARY
Added 22/09/2026
Reference: lj7tpr2kvtimc3sh7cep

Senior Infrastructure Security Consultant – Server Hardening

Newbury, England, United Kingdom Contract Security Consultant

Other similar jobs

Lead Infrastructure Engineer – Server Security & Secure Browser

Added 19/08/2026

Are you passionate about designing and maintaining secure server infrastructure and browser environments? We are seeking a Lead Infrastructure Engineer – Server Security & Secure Browser to drive the security, reliability, and scalability of our core server and browser platforms. In this role, you will be responsible for developing and implementing security strategies, ensuring robust protection against emerging threats, and collaborating with cross-functional teams to deliver resilient solutions. Key responsibilities include overseeing the architecture, deployment, and maintenance of secure server platforms, as well as the integration and management of secure browser solutions. You will conduct regular security assessments, vulnerability scanning,...

Learn more

Senior Network Security Infrastructure Engineer

Added 16/10/2026

We are seeking a Senior Network Security Infrastructure Engineer to design, implement and maintain secure, resilient network infrastructure across a complex technology environment. You will provide technical leadership for network security initiatives, ensuring that systems, services and connectivity remain protected, available and aligned with current security standards. The role will involve working closely with infrastructure, cloud, application and security teams to develop practical solutions that support business requirements while reducing operational and cyber risk. Your responsibilities will include designing and reviewing network security architecture; managing firewalls, secure web gateways, VPNs, intrusion prevention systems and related security controls; and maintaining secure...

Learn more

Senior IT Engineer (Infrastructure and Security)

Added 15/10/2026

We are seeking a Senior IT Engineer (Infrastructure and Security) to take a leading role in maintaining, securing and improving a complex technology environment. You will be responsible for the availability, performance and resilience of core infrastructure, while helping to strengthen security controls and support the organisation’s wider technology strategy. This is a hands-on role requiring strong technical expertise, sound judgement and the ability to work effectively with colleagues, suppliers and stakeholders at all levels. Your responsibilities will include managing and supporting server, cloud, network, storage, backup and virtualisation platforms; monitoring systems and resolving incidents, problems and service requests; and...

Learn more

Senior Network Engineer_Cloud, Security & Infra (Architect II - Cloud Infrastructure Services)

Added 01/10/2026

We are seeking a Senior Network Engineer specialising in Cloud, Security and Infrastructure to design, implement and optimise secure, resilient technology environments. In this architecture-focused role, you will provide technical leadership across enterprise networking, cloud connectivity, infrastructure platforms and security services, helping to shape solutions that are scalable, reliable and aligned with business and operational needs. Key responsibilities will include developing network and cloud infrastructure architectures; designing secure hybrid and multi-cloud connectivity; managing routing, switching, firewalls, VPNs, load balancing, DNS and network segmentation; and contributing to the implementation of identity, access and security controls. You will assess current environments, identify...

Learn more

Senior Security Infrastructure & Traffic Operations Manager

Added 24/09/2026

We are seeking a Senior Security Infrastructure & Traffic Operations Manager to lead the design, resilience, and day-to-day performance of critical security infrastructure and network traffic operations. This role will oversee secure, highly available services across on-premises and cloud environments, ensuring that traffic is managed efficiently and protected against evolving cyber threats. You will provide technical leadership across infrastructure security, network operations, incident response, capacity planning, and service improvement. Key responsibilities include managing security gateways, firewalls, web application firewalls, load balancers, proxy services, DDoS protection, intrusion prevention systems, and related monitoring platforms. You will develop operational standards, strengthen configuration and...

Learn more

Senior Security Infrastructure & Traffic Operations Manager

Added 23/09/2026

We are seeking a Senior Security Infrastructure & Traffic Operations Manager to lead the design, resilience, and day-to-day operation of critical security and network traffic platforms. This role will oversee infrastructure that protects systems, services, and users across complex, high-volume environments, ensuring secure, reliable, and efficient traffic flow. You will provide technical leadership across security engineering, network operations, incident response, and service availability, while helping shape long-term architecture and operational strategy. Key responsibilities include managing security infrastructure such as firewalls, web application firewalls, intrusion prevention systems, secure gateways, load balancers, DDoS protection, VPNs, proxies, and traffic management technologies. You will...

Learn more

Senior Infrastructure and Cloud Security Engineer (m/f/d)

Added 18/09/2026

We are seeking a Senior Infrastructure and Cloud Security Engineer (m/f/d) to strengthen a dynamic technology environment and help protect critical infrastructure, cloud platforms, applications, and data. In this role, you will design, implement, and continuously improve security controls across hybrid and cloud-based environments. You will work closely with infrastructure, development, operations, and compliance teams to embed security into the full technology lifecycle and support a resilient, scalable, and well-governed platform landscape. Your responsibilities will include developing and maintaining cloud security architectures, identity and access management solutions, network security controls, endpoint protection, vulnerability management, and security monitoring capabilities. You will...

Learn more

Senior Infrastructure, Cloud & Cyber Security Engineer

Added 08/09/2026

We are seeking a Senior Infrastructure, Cloud & Cyber Security Engineer to lead the design, implementation and continual improvement of secure, resilient and scalable technology environments. This role will provide technical leadership across infrastructure, cloud platforms, networking and cyber security, ensuring services remain reliable, compliant and aligned with business objectives. You will work closely with technology and operational teams to develop robust solutions, improve service performance and support the delivery of strategic transformation initiatives. Key responsibilities will include designing and managing hybrid infrastructure across on-premises and cloud environments; administering and optimising cloud services, virtualisation platforms, networks, storage and backup systems;...

Learn more

Senior / 3rd Line IT Engineer - Infrastructure & Cyber Security

Added 04/09/2026

We are seeking a Senior / 3rd Line IT Engineer specialising in Infrastructure and Cyber Security to join a technically focused team. This is an excellent opportunity for an experienced infrastructure professional to take ownership of complex technical issues, strengthen security controls and contribute to the ongoing development of a resilient, modern IT environment. You will provide advanced support across infrastructure services, acting as an escalation point for 1st and 2nd line teams while delivering a high standard of service to users and stakeholders. Your responsibilities will include diagnosing and resolving complex hardware, software, networking and systems incidents; managing and...

Learn more

Senior / 3rd Line IT Engineer - Infrastructure & Cyber Security

Added 03/09/2026

We are seeking a Senior / 3rd Line IT Engineer specialising in Infrastructure and Cyber Security to join a technically focused team. This is a hands-on role for an experienced professional who can provide advanced technical support, maintain secure and resilient infrastructure, and lead the resolution of complex incidents and problems. You will work across server, network, cloud and security technologies, contributing to the stability, performance and continual improvement of core IT services. Key responsibilities will include diagnosing and resolving escalated 3rd line incidents, managing Windows Server and virtualised environments, supporting Microsoft 365 and cloud platforms, and administering networking, firewalls,...

Learn more

Senior / 3rd Line IT Engineer – Infrastructure & Cyber Security – 20290

Added 03/09/2026

We are seeking an experienced Senior / 3rd Line IT Engineer to join a technically skilled infrastructure and cyber security function. This is an opportunity to take ownership of complex technical issues, maintain secure and resilient IT services, and contribute to the continuous improvement of enterprise infrastructure. You will act as a senior escalation point for the service desk and 2nd line teams, providing expert troubleshooting and ensuring incidents are resolved efficiently and with minimal business impact. Your responsibilities will include administering and supporting Microsoft-based technologies, servers, networks, virtualisation platforms, cloud services, backup systems and endpoint environments. You will investigate...

Learn more

Senior Network Engineer_Cloud, Security & Infra (Architect II - Cloud Infrastructure Services)

Added 18/08/2026

We are seeking a highly skilled Senior Network Engineer with a focus on Cloud, Security, and Infrastructure to join our dynamic team. In this role, you will be responsible for designing, implementing, and maintaining robust network solutions that support our cloud infrastructure services. You will collaborate with cross-functional teams to ensure the security and efficiency of our network architecture. Your expertise in cloud technologies and security protocols will be crucial in optimizing our infrastructure to meet the growing demands of our business. Key responsibilities include developing detailed network designs, configuring and managing cloud-based networking solutions, and performing network performance analysis...

Learn more

Senior Cyber Infrastructure Engineer, Professional Services

Added 06/10/2026

We are seeking a Senior Cyber Infrastructure Engineer to deliver secure, resilient, and high-quality infrastructure solutions for a diverse range of professional services engagements. Working closely with clients, project teams, and technical stakeholders, you will lead the design, implementation, and improvement of cyber infrastructure environments across on-premises, cloud, and hybrid platforms. You will provide expert guidance on security architecture, infrastructure hardening, identity and access management, network security, vulnerability management, monitoring, and incident readiness. Responsibilities will include assessing existing environments, translating business and security requirements into practical technical designs, producing project documentation, and overseeing the delivery of infrastructure changes. You will...

Learn more

Senior Identity Infrastructure Engineer

Added 21/09/2026

We are seeking a Senior Identity Infrastructure Engineer to design, implement, and operate secure, resilient identity services across a complex technology environment. You will play a key role in shaping identity and access management capabilities, supporting modern authentication standards, and ensuring that users, applications, and services have the appropriate access at the right time. This is an opportunity to influence architecture, improve security controls, and deliver reliable platforms used across the organisation. Your responsibilities will include engineering and administering identity infrastructure such as directory services, federation platforms, privileged access management, certificate services, and cloud identity technologies. You will develop and...

Learn more

Senior Identity Infrastructure Engineer

Added 18/09/2026

We are seeking a Senior Identity Infrastructure Engineer to design, implement and operate secure, scalable identity and access management services across a complex technology environment. You will play a key role in shaping identity strategy, strengthening authentication and authorisation controls, and ensuring reliable access to applications, platforms and infrastructure. The role will involve close collaboration with security, infrastructure, engineering and application teams to deliver resilient solutions that support business and technical requirements. Responsibilities will include leading the engineering and administration of identity platforms, directory services, privileged access management, single sign-on, multi-factor authentication and identity governance capabilities. You will develop and...

Learn more
At least 8 characters, 1 uppercase, 1 lowercase and 1 special character or number
Your file must be a doc, docx or pdf. No larger than 5MB.