Senior Network & Infrastructure Transformation Lead

Tria; Sheffield; Hybrid; GBP 83,000 - 120,000; Full time

Job summary

Tria invites applications for a Network & Infrastructure Service Manager in Sheffield, with 2-3 days onsite and a 6-month duration. The role focuses on owning the operational delivery of network and infrastructure services, ensuring stability, availability and performance in a complex enterprise environment.

The successful candidate will lead BAU service management, drive major infrastructure programmes, and manage third-party suppliers against SLAs, while collaborating with Architecture,

Qualifications

• Strong enterprise networking and infrastructure background.
• Experience running large-scale BAU operations and service delivery.
• Proven track record delivering infrastructure projects and transformation programmes.
• Experience managing third-party suppliers and multi-vendor environments.
• Strong stakeholder management and communication skills.
• ITIL service management experience preferred.

Responsibilities

• Own the operational delivery of Network and Infrastructure services, ensuring stability, availability and performance.
• Provide strong technical leadership across enterprise network, compute, storage, and infrastructure platforms.
• Lead BAU service management, incident resolution and problem management.
• Drive delivery of infrastructure programmes and projects.
• Support technology transformation initiatives and roadmap delivery.
• Manage suppliers and service partners against agreed SLAs.
• Act as the senior escalation point for major incidents.
• Work closely with Architecture, Engineering, Security and Service Operations teams to align priorities and delivery outcomes.
• Ensure infrastructure services remain secure, resilient, compliant and fit for future business needs.
• Balance operational excellence with strategic change.

Skills

Network infrastructure

BAU operations

Stakeholder management

Project delivery

Tools

ITIL

Job description

Tria invites applications for a Network & Infrastructure Service Manager in Sheffield, with 2-3 days onsite and a 6-month duration. The role focuses on owning the operational delivery of network and infrastructure services, ensuring stability, availability and performance in a complex enterprise environment.

The successful candidate will lead BAU service management, drive major infrastructure programmes, and manage third-party suppliers against SLAs, while collaborating with Architecture,