Engineer

CPS Group (UK) Limited; Wales; On-site; GBP 83,000 - 120,000; Full time

Job summary

CPS Group (UK) Ltd is recruiting a Mainframe Operations Engineer to support Unisys mainframe environments and OpCon scheduling in a regulated environment. You will ensure availability, stability and performance of critical platforms, lead major incident resolution and drive automation initiatives.

The role is a 3-6 month contract, Inside IR35 and hybrid working from South Wales, offering hands-on responsibilities across Windows Server, SQL Server and ITIL-aligned operations.

Qualifications

• Proven experience supporting Unisys mainframe environments.
• Hands-on experience with OpCon or a comparable enterprise job scheduling platform.
• Strong background in IT Operations, Production Support or Mainframe Operations.
• SQL Server administration, performance tuning and troubleshooting.
• Windows Server, PowerShell, SFTP and Azure DevOps experience.
• Good understanding of ITIL/ITSM processes within regulated environments.
• Excellent communication, problem-solving and stakeholder management skills.

Responsibilities

• Lead the resolution of major incidents, coordinating technical recovery and stakeholder communications.
• Provide 3rd-line support for complex operational issues, driving root cause analysis and permanent resolution.
• Improve platform reliability through monitoring, automation, operational tooling and job scheduling.
• Administer Windows-based systems and SQL Server environments, ensuring performance, resilience and recoverability.
• Lead system changes, releases and disaster recovery testing.
• Work closely with Infrastructure, Development, Security and third-party suppliers to deliver operational excellence.
• Champion ITIL best practices and continual service improvement.
• Mentor colleagues and help develop technical capability across the team.

Skills

Unisys mainframe

OpCon

IT Operations

Production Support

SQL Server administration

Windows Server

PowerShell

SFTP

Azure DevOps

ITIL/ITSM

Stakeholder management

Tools

OpCon

SQL Server Management Studio

Job description

Mainframe Operations Engineer (Unisys/OpCon)

3 - 6-Month Contract | Inside IR35 | Hybrid - South Wales

We're looking for an experienced Mainframe Operations Engineer with hands-on Unisys mainframe and OpCon experience to support and enhance critical business and payment systems within a highly regulated environment.

You'll play a key role in maintaining the availability, stability and performance of business-critical platforms, leading major incident resolution, driving automation and supporting continuous operational improvement.

Key Responsibilities

• Lead the resolution of major incidents, coordinating technical recovery and stakeholder communications.
• Provide 3rd-line support for complex operational issues, driving root cause analysis and permanent resolution.
• Improve platform reliability through monitoring, automation, operational tooling and job scheduling.
• Administer Windows-based systems and SQL Server environments, ensuring performance, resilience and recoverability.
• Lead system changes, releases and disaster recovery testing.
• Work closely with Infrastructure, Development, Security and third-party suppliers to deliver operational excellence.
• Champion ITIL best practices and continual service improvement.
• Mentor colleagues and help develop technical capability across the team.

Required Skills & Experience

• Proven experience supporting Unisys mainframe environments.
• Hands-on experience with OpCon or a comparable enterprise job scheduling platform.
• Strong background in IT Operations, Production Support or Mainframe Operations.
• SQL Server administration, performance tuning and troubleshooting.
• Windows Server, PowerShell, SFTP and Azure DevOps experience.
• Good understanding of ITIL/ITSM processes within regulated environments.
• Excellent communication, problem-solving and stakeholder management skills.

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