OT Security Engineer
Confirmed on the employer's own hiring board on Nov 5, 2026. First seen by Alion on Nov 3, 2026.
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: £51,600 - £77,400 + 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 sets and applies security processes and standards across the transmission business.
It protects the Operational Technology (OT) systems that enable safe, reliable electricity transmission and advises on wider cyber security risks.
The team embeds secure-by-design principles, monitors systems and assures security controls across projects including substations, network and SCADA replacements, condition monitoring and asset management systems.
Within Security Engineering, you’ll support the secure design, delivery, assurance and operation of OT systems, working with project teams, vendors and operational colleagues to embed and maintain cyber security requirements throughout the system lifecycle.
You will
- Support cyber risk management and the design and implementation of security controls, clearly communicating risks and solutions.
- Support security assurance, testing and commissioning to validate requirements before go-live.
- Develop and improve clear, practical security standards and documentation.
- Develop expertise in maintaining SSEN’s security monitoring, auditing and network security tools.
- Act as a trusted OT security adviser across SSEN in collaboration with SSE Telecoms, SSE IT and other teams.
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
- Qualifications, certifications or equivalent experience in cyber security, engineering, OT, networking or a related field.
- Experience in OT, industrial control or critical infrastructure, including ICS, SCADA, PLCs and industrial networks.
- Knowledge of OT systems, network design, cyber controls and OT/IT integration in industrial or safety-critical environments.
- Experience in cyber risk, technical assurance or security governance, with knowledge of NIS, NCSC CAF, IEC 62443 or NIST CSF.
- Strong communication and stakeholder skills, with the ability to explain technical concepts and collaborate across varied audiences.
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 [email protected] / 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.
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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