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OT System Administrator

Job Posted: 14 days ago

Salary: £ 450 - 485 / Day
Job Type: Contract
Location: Cardiff

Expire in: 13 days

Job Description

Operational Technology Systems Administrator/Analyst - 12 Months Contract- Day Rate £450 - £485 (Inside IR35) - Hybrid (1 Day a week South Wales)

The Opportunity

Yolk Recruitment Public Sector & Not-for-Profit team has partnered with a very unique nonprofit organisation who are undergoing a significant cyber and infrastructure uplift across their operational technology environment.

We're looking for a hands-on System Administrator with a strong focus on security, working across critical national infrastructure.

What you'll be doing

Supporting a large-scale cyber programme aligned to regulatory standards (E-CAF)
Managing and securing core infrastructure across:
Windows & Linux servers
SQL databases
Cisco networks
WAN and data centre environments
Driving patching, vulnerability management and system hardening best practice
Supporting rollout and optimisation of security tooling including EDR and intrusion detection
Integrating and maintaining Active Directory and identity governance processes
Supporting incident resolution and maintaining service continuity across critical systems
Contributing to secure system design, documentation and UAT processes
Working closely with internal security teams and external partners 

What we're looking for

Strong system administration experience across Windows, Linux and network environments
Solid understanding of infrastructure security, patching and hardening
Experience with Active Directory and identity/access management
Knowledge of SQL Server and enterprise environments
Ability to manage multiple priorities in a structured (ITIL-driven) environment
Strong problem-solving skills and a proactive mindset 

Nice to have

Experience in regulated environments (e.g. NIS-CAF)
Exposure to OT environments, SCADA, PLCs or telemetry systems
Utilities or infrastructure sector experience
Understanding of cyber security tooling (EDR, IDS, backup solutions) 

Why this role?

Work on critical infrastructure with real-world impact
Be part of a major cyber transformation programme
Blend of project work and operational ownership
Strong long-term investment in technology and security 

Yolk Public Sector & Not-for-Profit team works with organisations across the UK to fulfil their recruitment needs and to achieve their D&I objectives. We recruit temporary, contract and permanent hires for 1 off specialist needs or for volume campaigns. We support our applicants to navigate the public sector recruitment processes and secure their dream jobs.

Yolk Recruitment is an equal opportunities employer and embraces diversity in our workforce. We employ the best people for the job at hand and actively encourage applications from all qualified candidates, regardless of gender, age, race, religion, sexual orientation, disability, educational background, parental status, gender identity or any other protected characteristic. We champion and celebrate diversity at Yolk allowing our team to bring their whole selves to work

Before You Apply

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Bank details.
National Insurance number.
Date of birth.

You should not be asked for payment or irrelevant information. If you have concerns about a job advert or employer, seek guidance on how to proceed.

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