Job Description

Engineer resilience. Detect threats. Secure the future.

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As our

Microsoft Cyber Security Engineer

, you'll be a key member of Cadent's cyber security engineering team, focused on designing, implementing, and integrating security solutions across both IT and OT environments. You'll lead on Microsoft technologies such as Sentinel, Defender XDR, and Entra ID, while also contributing to broader threat detection and response capabilities.


This is a hands-on role that blends strategic thinking with technical delivery, offering exposure to critical national infrastructure and the opportunity to shape how Cadent defends against evolving cyber threats.

Why you will love this role:

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Technical Leadership

- Own and optimise Microsoft security platforms across the enterprise.

Operational Impact

- Enhance visibility and response across IT and OT domains.

Collaborative Culture

- Work closely with SOC, CIRT, and vulnerability teams to deliver secure outcomes.

Continuous Innovation

- Engineer solutions that align with regulatory frameworks and best practice.

Professional Growth

- Develop your skills in a fast-paced, high-responsibility environment.

What you will bring:

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3+ years' experience in cyber security or related fields. Expertise in Microsoft Sentinel, Defender XDR, Defender for Endpoint, Azure, and Entra ID. Experience operating in SOC or cyber security operations environments. Familiarity with OT, SCADA, and ICS environments (desirable). Strong understanding of SIEM, SOAR, log management, and automation. Proficiency in scripting (e.g. PowerShell, Python) and event log formats (e.g. JSON). Knowledge of threat modelling, attack vectors, and compensating controls. Relevant certifications (e.g. SC-100, SC-200, CEH, CompTIA Sec+, Network+) and a degree in Cyber

At Cadent, we're thrilled to be part of the future of UK energy!

We have a clear roadmap to drive our performance to the forefront of our industry and support the UK government in achieving its net zero targets by 2050.



We're making a difference through innovation and new ways of working. Together, we're shaping a cleaner, greener future for our 11 million customers, whom we put at the heart of everything we do.

What's In It for You

Here at Cadent, we recognise that our people are truly unsung heroes. Quietly confident, delivering every day - that's why we're committed to supporting our people to get the best out of themselves. For this role, we offer:

Annual bonus

Pension Scheme double matched up to a total of 18% of salary

25 days holiday, plus statutory days, and an option to buy more

An extra day off each year to celebrate life's special moments

Career development with funded learning options

Flexible working and strong ED&I commitments

Generous family policies and flexible benefits

Retail discounts, gym access, and more

We support a healthy work-life balance and are open to flexible working options.

Diversity and Inclusion

Don't meet every requirement? No problem! If you're excited about this opportunity but your experience doesn't align perfectly with every qualification mentioned, we would still love for you to submit your application - you may just be the right person for this role or other opportunities at Cadent.


We value diversity and are committed to being an equitable employer. Our employee communities - Women in Cadent, Pride at Work (LGBTQ+), Embrace (ethnicity and religion), Thrive! (disability), the Cadent Military Community, the Grief Awareness Community, and the Men's Engagement Network (M.E.N) - can't wait to welcome you!

What's next?

To be considered for this role, please submit your application with an up-to-date CV and our Talent Acquisition team will get in touch soon. To learn more about Cadent, visit our website at Home - Cadent Gas Ltd

Be part of something big. Help shape the future of gas for generations to come.