OT System Engineer
Confirmed on the employer's own hiring board on Nov 11, 2026. First seen by Alion on Oct 9, 2026. SSE scores A on the Alion truth index.
Base Location: You'll be expected to spend 50% of your working week in one of the following locations : Reading, Perth, Glasgow
Salary: £64,085 - £76,851 + performance-related bonus + a range of benefits to support your finances, wellbeing and family.
Working Pattern: Permanent | Full Time | Flexible First options available
The role
We are seeking a highly motivated Technical Specialist to join the Energy Markets OT/IT team, you will contribute to technical support in ensuring the ongoing maintenance, and developed service improvements to our core applications and products. With a level of guidance and support, role holders apply their knowledge to diagnose and resolve incidents, problems and develop technical solutions to satisfy business requirements.
You Will
- Diagnose and resolve OT/IT incidents and problems with minimal support, including participation in escalation processes.
- Provide support, estimation, design, and development input for new enhancements to core OT/IT applications, working to defined standards.
- Support monitoring and reporting of system performance and implement configuration changes as needed.
- Assist with release, change management, impact assessments, deployments, and regression testing for technical changes and patches.
- Validate and verify technical deliverables through QA and test processes, ensuring quality throughout the development lifecycle.
- Ensure access and security of development assets, follow cybersecurity standards, and report risks to protect against loss and attacks.
You Have
- Excellent with industrial OT systems such as Programmable Logic Controllers (PLC), Modbus TCP and industrial networking (Routing and Switching).
- Excellent with industrial OT systems such as Edge Computing (Linux) and Azure IOT Hub combined with a strong understanding of industrial networks and MQTT protocols.
- A systematic, disciplined and analytical approach to problem solving
- Relevant qualification or experience within OT/IT sector
- Experience in Renewable Generation preferably Battery Energy Storage
About SSE
SSE has a bold ambition - to be a leading energy company in a net zero world. We're investing around £10 million a day in homegrown energy to help power a cleaner, more secure future. Our investment will see us build the world's largest offshore wind farm and transform the grid to deliver greener electricity to millions.
SSE Energy Markets secure the energy needed to power customers' lives, while creating value for SSE. Our Energy Markets trading teams buy the fuel needed to deliver cleaner energy and sell power generated in our wind farm, hydro and thermal assets back to the markets.
Energy Markets (EM) is the commercial heart of the SSE Group, securing value for SSE's asset portfolios in wholesale energy markets as we move towards our vision of being a leading energy company in a net zero world. EM plays a critical role as the asset optimiser, route to market and risk management function for all SSE's Business Units (Wind, Hydro, Low Carbon Thermal, Distributed Energy and Customer portfolios). EM enables SSE to focus its expertise and capabilities in energy markets (including Trading, Risk Management, Energy Economics and Advanced Analytics) in one centre of excellence and, with these enhanced capabilities, support value creation and decision-making across the SSE Group.
Flexible benefits to fit your life
Enjoy discounts on private healthcare and gym memberships. Wellbeing benefits like a free online GP and 24/7 counselling service. Interest-free loans on tech and transport season tickets, or a new bike with our Cycle to Work scheme. As well as generous family entitlements such as maternity and adoption pay, and paternity leave.
Work with an equal opportunity employer
SSE will make any reasonable adjustments you need to ensure that your application and experience with us is positive. Please contact [email protected] to discuss how we can support you.
We're dedicated to fostering an open and inclusive workplace where people from all backgrounds can thrive. We create equal opportunities for everyone to succeed and especially welcome applications from those who may not be well represented in our workforce or industry.
Ready to apply?
Start your online application using the Apply Now box on this page. We only accept applications made online. We'll be in touch after the closing date to let you know if we'll be taking your application further. If you're offered a role with SSE, you'll need to complete a criminality check and a credit check before you start work.
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