Global Infrastructure Manager

ALSTOM Gruppe; Newcastle upon Tyne; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading tech service provider is looking for a Global Infrastructure Manager in Newcastle upon Tyne. The successful candidate will oversee the system administration team, manage infrastructure operations, and act as the technical escalation point. Key responsibilities include collaboration with development teams, managing IT solutions, ensuring product quality, and enhancing customer service. Candidates must have deep expertise in networking and Linux, along with strong project management skills. This position offers hybrid work opportunities and requires occasional travel.

Qualifications

• 5+ years of experience in IT and communications.
• 2 years min hands-on experience configuring and troubleshooting networks.
• Experience in team management or as a Scrum master.

Responsibilities

• Oversee System Admin team and ensure escalations are managed.
• Collaborate with R&D to ensure product quality.
• Diagnose faults in Linux environments and provide solutions.

Skills

Linux

Networking

Project management

Customer service

Education

Degree or equivalent

Linux Professional Institute certification

CCNA or CompTIA Network certification

Tools

FortiGate

VMware

Xen

ProxMox

Job description

Select how often (in days) to receive an alert:

Global Infrastructure Manager

Date: 15 Jan 2026

Location: Newcastle Upon Tyne, NET, GB

Company: Alstom

Overview

Nomad are on the lookout for an experienced Global Infrastructure Manager to join our global Engineering division. The successful applicant will have overall responsibility and accountability for the system administration team and infrastructure operations. They will also act as the technical point of escalation within the team, and create work plans and optimization initiatives. This role will work closely with Heads of Development and Development teams Globally. The role requires someone with a deep understanding of wireless technologies including Wi‑Fi and cellular networks (LTE, HSPA+, WCDMA, GSM), Linux platforms, and infrastructure management. This role requires an individual with 5+ years of experience, who is flexible and able to travel to work on projects worldwide when needed. The individual should also possess knowledge of server and storage infrastructure products, virtualization technologies, cloud services and networking principles.

This can be a hybrid role based in our Newcastle, UK office or remote in the UK, with travel to our office on occasion throughout the year.

About Nomad Digital

Nomad Digital is the world's leading provider of passenger and fleet connectivity solutions to the railway industry. Founded in 2002, and headquartered in the UK, currently serving more than 80+ global customers - in more than 40 countries - Nomad designs, builds, deploys and manages passenger Wi‑Fi and on‑board passenger infotainment systems. Nomad also provides remote online condition‑based monitoring and maintenance solutions for optimising fleet management, operational performance and improving fuel economy.

When you join Nomad Digital, you will join a forward‑thinking, fast‑growing, fun environment with access to some of the very latest technology in its field. You will work with experts who innovate collaboratively, creating an environment of teamwork and trustworthiness.

Responsibilities

• Work in close collaboration with R&D to ensure all products are tested and Quality checked prior to deployment in production environments.
• Oversee and ensure control of all product and configuration releases to project environments.
• Oversee the Performance of the System Admin team and ensure all escalations are managed effectively, in a timely manner.
• Oversee projects and operational datacenters for all product upgrades and general releases.
• Ability to diagnose faults and offer solutions across a broad range of IT and communication systems with an emphasis on Linux environments, Virtualization, Security and networking.
• Implement and support complex solutions in diverse system environments.
• Configuration management and task automation within self‑managed and managed cloud environments.
• Where appropriate create documentation for both internal and external use.
• Adhere to all system audit requirements as appropriate.
• Troubleshooting network issues.
• Implement automation and logging systems.
• Sizing of solutions to match the project objectives.
• Oversee the handover to client or in‑house support staff including training.
• Complete overall departmental objectives set by the Global Head of Engineering on time and within scope to ensure all the team is fully supported and departmental goals are reached.
• Proactively identify and exceed customer expectations to ensure a customer‑focused service is always provided.
• Operate within the guidelines of the role and recognize when it is appropriate to elevate matters within the team to ensure the level of customer service is maintained.
• Work in close collaboration with procurement & finance on ensuring datacentres are cost effective and managed against current SLAs.
• All other relevant tasks as detailed by the Line Manager.

Qualifications

• Debian or equivalent
• Linux Professional Institute or equivalent experience
• Valid Driving Licence
• Degree or equivalent
• CCNA or CompTIA Network certification.

Experience

• Must have 2 years’ min hands on experience configuring and troubleshooting networks
• Experience in team management/Scrum master.
• IP Tables / firewalls
• LAN and VLAN IP planning, preferably with some RF planning experience
• High availability.
• Management of Firewall estate i.e., FortiGate.
• Datacenter infrastructure management and optimization.
• Performance and reliability management including experience with PLM.
• Virtualization (VMware / Xen / ProxMox).

Other Essential Requirements

• Due to the nature of the role, you will require excellent communication, planning and co‑ordination skills.
• You will be expected to function well as both an independent problem solver and a team player.
• The role will require a flexible individual with a flexible approach to fit the demands of the business.
• The role may require you to travel and work at remote sites due to the nature of our project activities.
• You will be required to take part in the 24 x 7 on call Rota when required to support systems administration.
• Fluent in English (spoken and written)

Key Behaviours

• Excellent Customer interaction (both internal and external)
• Attention to detail
• Ability to think proactively in a fast‑paced environment
• Ability to multitask effectively ensuring timelines are met
• Ability to adhere to best practices and procedures
• Highly proficient in the process of testing, validating, and implementing designs into an existing or new production system
• Ability to work well in pressurized situations
• Ability to work to set deadlines
• Ability to work independently with minimal supervision to develop and execute implementation procedures, test plans, and equipment configurations to defined timescales
• Excellent verbal and written communication skills, including ability to effectively communicate with internal and external customers
• Self‑motivated to take ownership of projects and deliverables
• Ability to take direction from the Team Leader and senior technical architects within the business

Our Commitment

Nomad Digital is committed to being an inclusive and diverse employer, as well as providing equal opportunities in employment and freedom from unlawful discrimination on the grounds of age, race, ethnic or national origin, sex, pregnancy and maternity, marital or civil partnership status, sexual orientation, gender reassignment, disability, religion or beliefs.

We encourage and welcome all job applicants, especially those from diverse backgrounds and ensure everyone is treated equally and without discrimination.

Where possible we are happy to consider flexible working arrangements or appropriate reasonable adjustments on request. To discuss further, please email [e-mail].