Infrastructure & Cyber Security Engineer

Infrastructure & Cyber Security Engineer

About KeTech: KeTech Systems is one of the UK's leading suppliers of Passenger & Customer Information Systems to the rail industry. Our systems support millions of passenger journeys every year across the UK.

As our business continues to grow, we're looking for an Information Security Systems Engineer to take ownership of our cyber security, infrastructure and information security systems.

The Role

KeTech Systems is looking for an experienced Infrastructure & Cyber Security Engineer to join our growing technology team.

Working across the business, you will be responsible for maintaining and developing our IT infrastructure whilst ensuring our systems remain secure and compliant with industry standards.

This is a varied, hands‑on role covering infrastructure, networking, Microsoft technologies, cyber security and cloud services. You'll play a key role in supporting the continued growth of our business and ensuring our systems remain secure.

This is an excellent opportunity for someone who enjoys working across a broad range of technologies, solving technical challenges and making a genuine impact. You'll be trusted to identify improvements, influence technical decisions and help shape the future of our IT infrastructure and cyber security strategy.

Working as part of a friendly and collaborative team, you'll have the opportunity to work on exciting projects, continually develop your technical skills and contribute to a business that is trusted by the UK's rail industry.

Key Responsibilities

• Maintain, develop and support the company's IT infrastructure.
• Manage Microsoft 365, Windows Server and Active Directory environments.
• Support and administer Azure cloud services.
• Configure and maintain networking, firewalls and Wi‑Fi infrastructure.
• Monitor, investigate and respond to cyber security incidents and threats.
• Manage Windows Defender and Security Information & Event Management (SIEM) tools.
• Support compliance with ISO27001, Cyber Essentials and other security standards.
• Identify opportunities to improve infrastructure resilience, performance and security.
• Work collaboratively with colleagues across the business to deliver technology improvements and support business growth.

About You

You'll ideally have experience with:

• Microsoft 365
• Windows Server
• Active Directory
• Networking
• Firewalls
• Cyber Security
• ISO27001
• Cyber Essentials
• Microsoft Azure
• Windows Defender
• Security Information & Event Management (SIEM) tools
• Wi‑Fi networks

We're looking for someone who is proactive, enjoys problem solving and is passionate about technology, infrastructure and cyber security. If you don't meet every requirement but have strong relevant experience, we'd still love to hear from you.

Why Join KeTech?

At KeTech, we believe our people are our greatest asset. We pride ourselves on creating a supportive, collaborative and forward‑thinking working environment where everyone's contribution is valued.

You'll be joining a growing business where you'll have the opportunity to develop your skills and work with modern technologies that make a real difference to the rail industry.

We encourage innovation, support professional development and believe in recognising and rewarding the people who help drive our success.

What We Offer

• Competitive salary (dependent on experience)
• 25 days annual leave plus Bank Holidays
• Three-month probation period (office based), followed by eligibility to join our Home Working Policy
• Modern offices with free on‑site parking
• Staff Rewards Scheme
• Health Cash Plan
• Life Insurance
• Supportive and collaborative team environment
• Opportunities for professional development and career progression
• The opportunity to work on varied technologies and projects within a growing business

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