Senior Security Engineer

SSE Enterprise; England; Hybrid; GBP 58,000 - 88,000; Full time

Job summary

A leading energy company in the UK is seeking a Senior Security Engineer to drive the implementation of cyber security solutions. You will collaborate with architects and teams to mitigate risks effectively and ensure compliance with regulations. Ideal candidates should have solid experience with Microsoft Defender, KQL, and cloud platforms like Azure and AWS. The role offers a salary range of £58,100 - £87,100, including performance-related bonuses and flexible benefits.

Benefits

Discounts on private healthcare

Gym membership discounts

Flexible benefit schemes

Qualifications

• Proven experience managing Microsoft Defender and security solutions.
• Practical knowledge of server and end-user endpoint security.
• Familiarity with cloud platforms and operational technology.

Responsibilities

• Implement security solutions to mitigate risks and meet business goals.
• Research and advocate for new technologies to support security.
• Serve as a cyber security expert in tool development and compliance.

Skills

Microsoft Defender management

KQL proficiency

Endpoint security knowledge

Strong communication skills

Team-oriented interpersonal skills

Tools

Microsoft Sentinel

Intune

Azure

AWS

Job description

Senior Security Engineer

Job Number : 556812

Closing at : Jan 2 2026 - 23 : 55 GMT

Base Location : Havant, Reading

Salary : £58,100 - £87,100 + performance related bonus + a range of benefits to support your finances, wellbeing and family.

Working Pattern : Permanent | Full Time | options available

The Senior Security Engineer drives the planning and product management process that provides the models, templates and principles that are used to design, implement, configure and operate cyber security tooling such as detection and response and identity management and network protection. They drive consistency, leverage and reuse to satisfy the business requirements for security services in an optimum manner.

You will

• Work closely with enterprise and solution architects and other functional teams to implement adequate security solutions to mitigate identified risks sufficiently, and to meet business goals and regulatory requirements.
• Research, design, advocate and implement new technologies, architectures, and security products that will support security requirements for the enterprise and its customers, business partners and vendors.
• Evaluate and develop secure solutions, based on approved security architectures. Analyse business impact and exposure, based on emerging security threats, vulnerabilities and risks.
• Develop the business and technical artefacts that constitute the cyber security architecture and solutions.
• Serve as a cyber security expert in SSE core security tooling development, network and / or platform (operating system) efforts, helping project teams comply with enterprise and IT security policies, industry regulations, and best practices.

You have

• Proven experience deploying and managing Microsoft Defender (across all versions), Sentinel, Intune, and Windows security solutions, as well as strong proficiency in KQL, authentication protocols, and conditional access policies.
• Practical knowledge of endpoint security across both server and end-user environments, including Active Directory, Entra ID, Windows and RHEL hardening, and device management.
• Familiarity with cloud platforms such as Azure and AWS is essential, and experience in operational technology (OT) environments is highly desirable.
• Strong communication skills including the ability to conceptualise complex business and technical requirements into comprehensible models and templates.
• Team-oriented interpersonal skills, with the ability to interface effectively with a broad range of people and roles, including security, vendors and IT and business personnel.

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.

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 on / 01738 275846 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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