Senior Infrastructure Engineer

JAM Recruitment Ltd; Preston; On-site; GBP 42,000 - 71,000; Full time

Job summary

JAM Recruitment Ltd. is seeking a Senior Infrastructure Engineer for our Warton near Preston site on a 12-month contract, inside IR35. You will design, deploy, and maintain Infrastructure as Code solutions, align with security frameworks, and support both UK and international operations in a defence-driven environment.

The role focuses on network, virtualization, and systems across Aruba, Cisco, VMware, Linux, and Windows, with a strong emphasis on automation and security best practices.

Qualifications

• In-depth knowledge of infrastructure components, architectures and best practices.
• Strong experience with infrastructure automation tools, preferably Ansible, in air-gapped environments.
• 5 years experience in designing, developing, deploying and maintaining infrastructure technologies.
• Experience with networking (Aruba/Cisco), firewalls (Palo Alto), VMware, Windows and RHEL.
• Defence sector experience.

Responsibilities

• Design, develop, and maintain Infrastructure as Code solutions to automate deployments.
• Ensure scalable, secure, resilient, and cost-effective infrastructure following best practices.
• Collaborate with Security team to maintain compliance with policies and frameworks.
• Support UK and international deployment and maintenance of products.
• Work within an Infra team on Synthetic Training Device infrastructure via code-based tools.
• Use Ansible to develop reusable, scalable, and secure deployments.

Skills

Infrastructure design

Ansible

Security best practices

Collaborating with security team

Defence sector experience

Tools

Aruba

Cisco

VMware

Linux

Windows

DevOps

Ansible

Job description

Salary: £41,500 - 71,000 per year

Requirements:

• In-depth knowledge of infrastructure components, architectures, and industry best practices.
• Strong experience with infrastructure automation tools, preferably Ansible, within air-gapped environments.
• A practical understanding of security best practices and the ability to coordinate with specialist engineers throughout the design, development, deployment, and assurance testing lifecycle to ensure compliance with security requirements and standards.
• 5 years experience.
• Experience in designing, developing, deploying, and maintaining a broad range of infrastructure technologies, including networking (Aruba/Cisco), firewalls (Palo Alto), virtualisation (VMware), Microsoft Windows Server and Client operating systems, and Red Hat Enterprise Linux.
• Defence sector experience.

Responsibilities:

• Design, develop, and maintain Infrastructure as Code solutions to automate the deployment, configuration, and management of Synthetic and Training Engineering Products.
• Ensure infrastructure is scalable, secure, resilient, and cost-effective by implementing best practices, monitoring performance, and pursuing continuous improvement in line with the infrastructure product route map and release plan.
• Collaborate with the embedded Synthetic and Training Engineering Products Security team to maintain compliance with corporate policies, security requirements, and the product-specific security control framework.
• Support company business both within the UK and internationally, deploying and maintaining Synthetic Training and Engineering Products.
• Work as part of an existing Infrastructure team on Synthetic Training Device infrastructure through code-based tools and practices.
• Use technologies such as Ansible to develop and maintain reusable, scalable, and secure infrastructure deployments.

Technologies:

• Ansible
• Aruba
• Cisco
• Embedded
• Support
• Linux
• Security
• VMware
• Windows
• DevOps

More:

We are seeking a Senior Infrastructure Engineer for our Warton near Preston site on a 12-month contract, inside IR35, at £47.12 per hour. You will join our Synthetic Training and Engineering Products team and help shape the future of defence, security, and aerospace by tackling complex challenges and developing innovative solutions. We offer the opportunity to work on meaningful projects with talented colleagues, along with refresher on-the-job training to help you gain familiarity with our departmental processes, Infrastructure as Code standards and frameworks, security standards and control frameworks, and broader product architectures. This role supports our business in the UK and internationally.

last updated 40 week of 2026