Operations Engineer | Unisys Mainframe & OpCon

RedRock Consulting; Cardiff; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

RedRock Consulting seeks an Operations Engineer to support Unisys Mainframe & OpCon environments from Cardiff in a hybrid setup. This contract role demands hands-on production support within a regulated finance context, focusing on stability and incident management.

The candidate will handle major incidents, automate repetitive tasks, and collaborate with infrastructure, security, and external suppliers to ensure platform reliability and disaster recovery readiness.

Qualifications

• Unisys Mainframe Operations experience
• IT Operations / Production Support background
• SQL Server administration and troubleshooting
• Experience supporting business-critical production systems

Responsibilities

• Provide senior operational support across business-critical systems
• Lead and support major incident response activities
• Act as a technical escalation point for complex issues
• Drive service improvements, automation, and operational efficiencies
• Support disaster recovery and business continuity activities
• Manage system performance, resilience, and operational readiness
• Work closely with infrastructure, development, security, and third-party suppliers

Skills

Mainframe Operations

IT Operations

SQL Server

Production Support

Job description

Operations Engineer | Unisys Mainframe & OpCon

Contract | Inside IR35 | Hybrid (Cardiff)

We're supporting a major financial services organisation seeking an experienced Operations Engineer to support and enhance critical banking and payments platforms.

This is a hands-on role within a highly regulated environment, focusing on operational stability, major incident management, automation, and platform reliability.

Key Responsibilities

• Provide senior operational support across business-critical systems
• Lead and support major incident response activities
• Act as a technical escalation point for complex issues
• Drive service improvements, automation, and operational efficiencies
• Support disaster recovery and business continuity activities
• Manage system performance, resilience, and operational readiness
• Work closely with infrastructure, development, security, and third-party suppliers

Unisys Mainframe Operations experience

IT Operations / Production Support background

SQL Server administration and troubleshooting

Experience supporting business-critical production systems