OT Security Officer

SSE plc; Glasgow; Hybrid; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Private healthcare discounts

Gym discounts

Online GP

Cycle to Work

Maternity pay

Paternity leave

Job summary

SSE plc in Scotland seeks a senior Transmission Cyber Security lead to define project security requirements and guide teams in implementing and testing controls. You will report to the OT Security Engineering Manager and embed secure-by-design practices across major projects.

Role focuses on balancing security with operational resilience, ensuring compliance with NIS and CAF, and supporting continuous improvement across Transmission systems with travel across Scotland.

Qualifications

• OT cyber security experience and knowledge of securing industrial environments.
• Experience in security assurance, risk management or technical governance.
• Strong stakeholder communication and collaboration skills.

Responsibilities

• Provide cyber security guidance and oversight with project teams and operations to embed secure, practical solutions.
• Develop and improve security standards, guidance and documentation.
• Use risk-based decisions to balance business outcomes with security and resilience.
• Support compliance with cyber security requirements including NIS Regulations and CAF.
• Contribute to security assurance, testing, commissioning and continuous improvement across Transmission systems and services.

Skills

OT cyber security

Security governance

Stakeholder communication

Risk management

Security testing

Education

GICSP or IEC 62443 certification

OT qualifications/certifications

Job description

Base Location

You'll be expected to spend 50% of your working week in one of the following locations: Glasgow, Perth, Aberdeen or Inverness.

The role will also involve occasional site visits to locations across Scotland to support project and operational activities.

Salary

£59,800 - £89,800 + performance-related bonus + a range of benefits to support your finances, wellbeing and family.

Working Pattern

Permanent | Full Time | Flexible First options available

Candidates for this role will be required to obtain vetting to SC level through UK Government. The criteria normally includes 5 years UK residency, further information can be found here: United Kingdom Security Vetting: Applicant - GOV.UK (www.gov.uk)

The role

The Transmission Cyber Security team applies security processes and standards across the business.

It protects the digital systems supporting safe, reliable electricity transmission—primarily Operational Technology—and advises on wider cyber security risks.

The team embeds secure-by-design principles in large capital and digital projects, monitors systems and assures security controls across substations, network and SCADA replacements, condition monitoring and asset management systems.

Reporting to the OT Security Engineering Manager, you will be a senior technical lead and subject matter expert, defining proportionate project security requirements and supporting teams to implement and test controls.

You will

• Provide cyber security guidance and oversight, working with project teams, service owners, engineers and operational colleagues to embed secure, practical solutions.
• Develop and improve clear, proportionate security standards, guidance and documentation.
• Use risk-based decisions to balance business outcomes with security and resilience.
• Support compliance with cyber security requirements, including the NIS Regulations and NCSC Cyber Assessment Framework (CAF).
• Contribute to security assurance, testing, commissioning and continuous improvement across Transmission systems and services.

You have

OT cyber security experience is important; however, the right mindset is essential: being curious, accountable, collaborative and willing to learn, with a clear understanding of how OT supports safe and reliable business operations.

• Relevant cyber security, engineering or OT qualifications, certifications (such as GICSP or IEC 62443), or equivalent professional experience.
• Extensive OT, industrial or critical infrastructure experience, including IC…
• Understanding of OT networks, system design and cyber security in high-availability or safety‑critical environments.
• Experience in security assurance, risk management or technical governance.
• Strong stakeholder communication and collaboration skills, with confidence to challenge constructively and influence outcomes.

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.

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 [e-mail] / 01738 344049 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.