Data Centre Operations Technician

Join us as a Data Centre Operations Technician and contribute to the smooth operation of our mission‑critical infrastructure.

This role involves supporting the day‑to‑day performance, maintenance, and troubleshooting of data centre hardware and systems.

Working in a 24x7 shift‑based environment, the technician will engage with a wide range of technologies and platforms to ensure optimal uptime and reliability across our IT estate.

• To be successful as a Data Centre Operations Technician, you should have experience with:
• Good understanding of multiple hardware platforms and IT infrastructure.
• Familiarity with Storage and SAN components, Unix and Wintel computing platforms.
• Experience with networking systems and emerging technologies in distributed systems and data centre infrastructure.
• Familiarity with AI co‑pilot tools and automation frameworks that can streamline repetitive tasks and optimise day‑to‑day operations.
• Highly Valued Skills May Include
• Experience troubleshooting and repairing server‑level hardware issues.
• Understanding of change and incident‑related processes in technical support functions.
• Exposure to supporting software tools in similar environments, along with relevant certifications such as Comp TIA Server+ and experience in 24x7 shift operations.

You may be assessed on the key critical skills relevant for success in this role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job‑specific technical skills.

This role will be based in Northolt.

Purpose of the Role

To effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimising disruption to operations.

• Accountabilities
• Provision of technical support for the service management function to resolve more complex issues for a specific client or group of clients.

Develop the support model and service offering to improve the service to customers and stakeholders.

• Execution of preventative maintenance tasks on hardware and software and utilisation of monitoring tools/metrics to identify, prevent and address potential issues and ensure optimal performance.
• Maintenance of a knowledge base containing detailed documentation of resolved cases for future reference, self‑service opportunities and knowledge sharing.
• Analysis of system logs, error messages and user reports to identify the root causes of hardware, software and network issues, and providing a resolution to these issues by fixing or replacing faulty hardware components, reinstalling software, or applying configuration changes.
• Automation, monitoring enhancements, capacity management, resiliency, business continuity management, front office specific support and stakeholder management.
• Identification and remediation or raising, through appropriate process, of potential service impacting risks and issues.
• Proactively assess support activities implementing automations where appropriate to maintain stability and drive efficiency.

Actively tune monitoring tools, thresholds, and alerting to ensure issues are known when they occur.

• Analyst Expectations
• Execute work requirements as identified in processes and procedures, collaborating with and impacting on the work of closely related teams.
• Check work of colleagues within team to meet internal and stakeholder requirements.
• Provide specialist advice and support pertaining to own work area.
• Take ownership for managing risk and strengthening controls in relation to the work you own or contribute to.

Deliver your work and areas of responsibility in line with relevant rules, regulation and codes of conduct.

• Maintain and continually build an understanding of how all teams in area contribute to the objectives of the broader sub‑function, delivering impact on the work of collaborating teams.
• Continually develop awareness of the underlying principles and concepts on which the work within the area of responsibility is based, building upon administrative / operational expertise.
• Make judgements based on practice and previous experience.
• Assess the validity and applicability of previous or similar experiences and evaluate options under circumstances that are not covered by procedures.
• Communicate sensitive or difficult information to customers in areas related specifically to customer advice or day‑to‑day administrative requirements.
• Build relationships with stakeholders/ customers to identify and address their needs.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right.

They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

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