SSE plc
OT Technical Support Manager
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Base Location: Portsmouth
Salary: £50,100 - £75,100 + performance-related bonus and a range of benefits to support your finances, wellbeing, and family.
Working Pattern: Permanent | Full Time | Flexible First options available
The Role
The role is responsible for the operational support, maintenance, and resilience of Operational Technology (OT) systems supporting Control Room operations, ensuring resilient, high-availability services, and an effective response to faults and incidents. They will provide leadership in the development of OT Apprentices, Graduates, and Technicians, building capability and succession within the team. The role also oversees capacity planning and controlled access to Critical National Infrastructure (CNI) environments across live and pre-production systems, ensuring appropriate governance and resource alignment. Acting as responsible person for the Distribution Management System (GE PowerOn) and other key operational platforms, the role is accountable for ensuring system reliability, resilience, and security, delivering and sustaining a target of 99.999% availability.
You Will
- Lead the support, security, and resilience of critical operational technology systems, ensuring they remain safe, compliant, and highly available.
- Manage cyber security and vulnerability activities across operational systems, including patching, monitoring, and reducing operational risk.
- Provide day-to-day leadership for the support team, developing capability, managing resources, and building skills for business-as-usual and incident response.
- Oversee asset, engineering, and technical governance across key control room systems, ensuring standards, controls, and safe working practices are consistently applied.
- Coordinate project and incident response governance, leading readiness, recovery planning, and cross-team collaboration during operational or cyber incidents.
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You Have
- Proven experience in Operational Technology, technical support, or a related engineering environment, with the knowledge and judgment needed to operate effectively in a critical services role.
- Strong experience supporting and maintaining Operational Technology systems, including DMS, SCADA, data historians, telemetry, and communications platforms.
- Good understanding of OT support, incident management, and operational resilience, with experience working in high-availability live environments.
- Experience managing OT cyber security activities, including patching, vulnerability remediation, and operational risk reduction.
- Strong stakeholder, resource planning, and team development skills, with the ability to build capability, manage priorities, and support operational delivery.
About SSE
SSE’s purpose is to provide energy needed today while building a better world of energy for tomorrow. We do this by developing, building, operating, and investing in electricity infrastructure and businesses needed in the energy transition. Our Transforming for Growth investment plan sees us investing £33bn in critical electricity infrastructure across the five years to 2030.
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Your very own career expert that helps elevate your application to the next level.
Our IT division powers growth across all SSE business areas by making sure we have the systems, software, and security needed to take the lead in a low carbon world. They provide expertise, advice, and day-to-day support in emerging technologies, data and analytics, cyber security, and more.
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 David.brickell@sse.com / 01738 275 846 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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