System Administrator

Nomad Digital; Newcastle upon Tyne; Hybrid; GBP 35,000 - 55,000; Full time

Job summary

A leading company in passenger connectivity solutions is seeking an experienced System Administrator to join their Engineering division. This role involves managing complex IT systems in a hybrid working environment, focusing on Linux and cloud technologies. Ideal candidates will have a strong background in system administration, networking, and troubleshooting, along with a commitment to innovation and collaboration.

Benefits

Health Care Cash Plan

Life and Critical Illness Cover

Contributory Pension Scheme

25 Days of Annual Leave

Employee Referral and Recognition schemes

Company Sick Plan

Qualifications

• Proven experience as a Linux System Administrator.
• Expertise in cloud environments (AWS, Azure).
• Experience with networking protocols and security.

Responsibilities

• Deploy and maintain backend infrastructure across cloud environments.
• Diagnose faults and provide solutions for IT systems.
• Implement and support complex solutions in diverse environments.

Skills

Linux OS

Networking

Virtualization

Cloud Services

Troubleshooting

Automation

Documentation

Education

Degree in Computer Science

Tools

Ansible

Git

Docker

MySQL

VMware

OpenStack

Job description

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, it currently serves more than 80 global customers in over 40 countries. Nomad designs, builds, deploys, and manages passenger Wi-Fi and onboard passenger infotainment systems. It also provides remote online condition-based monitoring and maintenance solutions to optimize fleet management, operational performance, and fuel economy.

Joining Nomad Digital means becoming part of a forward-thinking, fast-growing, and dynamic environment with access to cutting-edge technology. You will work alongside experts who foster innovation, teamwork, and trust.

Overview

Nomad has an exciting opportunity for an experienced System Administrator to join our Engineering division in the UK. The role involves deploying and maintaining complex backend infrastructure across various private and public cloud environments (VMware, OpenStack, Azure, AWS). The ideal candidate will have experience in administration, troubleshooting, and networking, with responsibilities including monitoring, analysis, diagnosis, and implementing solutions for complex IT systems.

This position can be based at our Newcastle head office with a hybrid working setup or fully remote.

Essential Duties and Responsibilities:

• Expertise in Linux OS, server and storage infrastructure, virtualization, cloud services, and networking principles.
• Diagnosing faults and providing solutions across IT and communication systems, focusing on Linux, virtualization, security, and networking.
• Implementing and supporting complex solutions in diverse environments.
• Containerization and management (Docker).
• Configuration management.
• Designing and developing new systems to meet customer needs.
• Analyzing and applying security policies and best practices.
• Configuring IP networks.
• Providing 24/7 system monitoring using appropriate tools.
• Creating documentation for internal and external use where appropriate.
• Ensuring compliance with system audit requirements.
• Troubleshooting application and system issues.
• Implementing automation and logging systems.
• Managing backups and disaster recovery plans.
• Building test specifications and conducting testing to develop standard plans.
• Providing third-line support and escalation when necessary.

Qualifications:

Degree in Computer Science or equivalent experience.

Essential:

• RHCE or equivalent experience.

Desired:

• CCNA or equivalent Cisco experience.

Experience:

Essential:

• Proven Linux System Administrator experience.
• Linux networking stack (ip route, ip rule, iptables/nftables, quagga/frr).
• Ansible, Git.
• Virtualization (VMware, OpenStack).
• On-premises datacenter infrastructure (bare metal).
• Networking fundamentals (VLANs, LACP, VRRP).
• Routing protocols (BGP, OSPF).
• VPNs (Strongswan).
• MySQL.

Desired:

• Docker, CI/CD pipelines, GitLab.
• Kubernetes, Puppet, Foreman, Zabbix, MQTT.

Other Essential Requirements:

• Attention to detail and proactive thinking.
• Effective multitasking in fast-paced environments.
• Proficiency in testing, validation, and implementation of systems.
• Ability to work under pressure and meet deadlines.
• Independent working skills with minimal supervision.
• Excellent verbal and written communication skills.
• Self-motivated with ownership of projects and deliverables.

UK Employee Benefits:

• Health Care Cash Plan.
• Life and Critical Illness Cover.
• Contributory Pension Scheme via Aviva.
• 25 Days of Annual Leave, with options for extra days.
• Employee Referral and Recognition schemes.
• Company Sick Plan.

Our Commitment:

Nomad Digital is committed to inclusivity and diversity, providing equal opportunities and ensuring a discrimination-free workplace. We encourage applicants from all backgrounds and are open to flexible working arrangements and reasonable adjustments. For inquiries, contact [e-mail].