Senior Infrastructure Engineer - IaC, Security & Defence

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

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.