Performance Test Architect – Utilities / OT (SCADA, ADMS, OMS)

Ampstek; Reading; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Ampstek is seeking an experienced Performance Test Architect for a major UK energy utility OT transformation. You will own performance testing end-to-end for critical grid operations systems, collaborating with multiple vendors and client stakeholders on-site in Reading.

The role demands hands-on scripting, test execution and deep performance analysis across OT platforms such as SCADA, OMS, ADMS and GIS, using LoadRunner, JMeter or NeoLoad and monitoring tools like Splunk, AppDynamics or

Qualifications

• 12+ years in Performance Testing and Performance Engineering.
• Hands-on scripting, test execution and results analysis.
• Experience across OT systems (SCADA, OMS, ADMS, GIS).

Responsibilities

• Define and own end-to-end performance testing approach, strategy and test plans.
• Document non-functional requirements with stakeholders.
• Perform scripting, execution and results analysis; optimize performance.

Skills

Performance testing

Scripting

Stakeholder management

OT systems

Tools

LoadRunner

JMeter

NeoLoad

Splunk

AppDynamics

Dynatrace

Job description

Performance Test Architect – Utilities / Operational Technology

Contract: 12 months | Inside IR35

Start: ASAP

We are hiring an experienced Performance Test Architect for a major UK energy utility delivering a large-scale Operational Technology (OT) transformation programme. You will own performance testing end to end across critical grid operations systems, working with multiple vendors and client stakeholders.

Key Responsibilities

• Define and own the end-to-end performance testing approach, strategy and test plans
• Elicit and document non-functional and performance test requirements with business and technical stakeholders
• Hands-on scripting, test execution and results analysis
• Performance testing of OT systems such as SCADA, OMS, ADMS and GIS
• Use monitoring tools (Splunk, AppDynamics, Dynatrace) for in-depth performance analysis, bottleneck identification and troubleshooting
• Manage multi-vendor stakeholders and act as the key client liaison for performance testing
• Provide clear progress updates, risk assessments and actionable recommendations to senior stakeholders
• 12+ years in Performance Testing and Performance Engineering
• Hands-on Operational Technology performance testing experience across SCADA, OMS, ADMS and/or GIS
• Strong end-to-end performance testing experience: approach, scripting, execution and reporting
• Experience with performance tools such as LoadRunner, JMeter or NeoLoad
• Experience with at least one APM/monitoring tool: Splunk, AppDynamics or Dynatrace
• Proven multi-vendor stakeholder management and client-facing communication skills
• Utilities / energy domain experience (electricity distribution, network operators)
• Experience with ADMS platforms such as GE PowerOn, Siemens Spectrum or Schneider EcoStruxure ADMS
• Experience on ADMS/OMS upgrade or migration programmes
• Must have the right to work in the UK (British citizen, ILR or EU Settled Status). Visa sponsorship is not available.
• Must be able to work on-site in Reading 2 days per week