Infrastructure Engineering Specialist

Job Req

Posting Date: 24/04/2026

Function:
Infrastructure engineering

Location:

Ipswich and Hemel Hempstead

This role can be based at either our Hemel Hempstead, or Adastral Park Ipswich office.

You will need to be eligible for Security Clearance and be able to come onsite 5 days per week, due to the nature of the work.

The Business CFOrely on Digital, and more specifically Secure Platforms, to underpin the services that they provide to their customers.

This role provides technicaldeliverablesthat underpin the service management platforms for Enterprise customers, generating revenue circa 50-60m per annum.

The Infrastructure Engineering Specialist plays a critical role in ensuring these platforms are engineered to a high standard, resilient by design, and capable of meeting stringent availability, security, and regulatory requirements. The role provides the deep technical expertise required to design, evolve, and assure complex infrastructure components that sit at the heart of customer‑facing services.

Operating with a high degree of autonomy and direction from platform architect, the Infrastructure Engineering Specialist independently drives the execution of the vision of key technologies within the infrastructure landscape. They translate architectural intent into actionable, production-ready solutions, ensuring platforms remain git for purpose as demand, risk, and customer expectations evolve.

Through their work, the specialist reduces operational risk, enables service growth, and ensures that secure platforms continue to deliver measurable business value at scale.

• Manages the implementation of high-level designs for stable network and infrastructure environments that meet the needs of BT, are shared with partners, and are compliant with current security, privacy, and audit requirements
• Leads the maintenance of IT Infrastructure components, tools or locations and executes the designs on services (e.g., network, security, storage, compute), which are to be produced in line with design standards
• Provides advanced technical knowledge and expertise where needed to support managers, principals or technical experts to resolve complex issues
• Leads the collaboration with stakeholders across application development, enterprise architecture, infrastructure and cyber security teams to implement an effective product roadmap
• Leads the day‑to‑day support for internal tools and system health, as well as infrastructure implemented for all projects and managing customer support contracts
• Leads the collaboration with technical architects, using advanced technical knowledge and past experience to translate architectural designs into operations
• Writes documentation and builds tooling that makes the infrastructure easier to use and manage
• Drives the documentation of the processes, measurements, and assessments required for both individual work and projects
• Leads the activities and collaborates with team members in the installation, configuration, maintenance, support, and optimisation for all network and infrastructure hardware, software and communication links
• Audits and reports on the performance and the overall health of the network and infrastructure and recommends or initiates corrective action or enhancements
• Champions, continuously develops and shares with team knowledge on emerging trends and changes in infrastructure engineering best practices and industry standards
• Mentors other infrastructure engineers, helping to improve the team’s abilities by acting as a technical resource

• Infrastructure Architecture & IT Infrastructure – Plans, designs, delivers and controls IT infrastructure, ensuring technical systems are well architected, designed and documented to support business requirements.
• Decision Making - Gathers information, and analyses different scenarios, assesses alternative resolutions and reaches a decision.
• Security - Protects information and information systems against unauthorised access or modification of information.

• Programming/Scripting - Applies a computer language to communicate with computers using a set of…