Cyber Defence Manager – work from home with occasional travel – Online Job
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Cyber Defence Manager – work from home with occasional travel


Cyber Defence Manager – work from home with occasional travel

What is Cyber defence manager?

They are responsible for observing all of the operations occurring across the network and managing the infrastructure that facilitates those operations. This means implementing software upgrades when necessary and performing maintenance and upkeep on computer hardware systems.
Competitive salary

LondonSouth East England


 Permanent, full-time

More than you expected

Grant Thornton UK LLP is part of a global network of independent audit, tax and advisory firms, made up of some 58,000 people in over 135 countries. We’re a team of independent thinkers who put quality, inclusion and integrity first. All around the world we bring a different experience to our clients.

A better experience. One that delivers the expertise they need in a way that goes beyond. Personal, proactive, and agile. That’s Grant Thornton.



Every day our teams help people in businesses and communities to do what is right and achieve their goals.

The Grant Thornton Cyber Defence Centre are an established MSSP at the forefront of Cyber solutions, working with industry leading technologies. We offer a path for progression and invest in our workforce.


Initiative is encouraged and support is always available across the team and wider group. We work collaboratively and cross functionally, boasting a healthy ethos whereby we aim to promote the best version of ourselves and you.


In this role you will work with fully fledged Cyber Defence team across a traditional working week. There will be instances (in event of a breach / onboarding) where it’s all hands-on deck and overtime is expected, with occasional travel to client site.


Given the nature of this role, this should come as no surprise. Most importantly, expect to work on some of most intriguing and relevant jobs within this sector.

We’re happy to talk flexible working and consider reduced hours and job shares, we’ll support you to balance your work and life.


A look into the role

As a Cyber Defence Manager within our Cyber Defence Centre, you will:

Work with the Cyber Defence team and wider group to ensure creation of LLD in line with customer requirements.

Proactively logging and tracking time worked on projects accurately to ensure accurate P&L.

Maintain and promote, good customer service culture at all times.

Able to articulate and present highly technical solutions to customers.

Ensure deployed services are configured and aligned to customer business requirements.

Defining and executing appropriate test plans based on the technology deployed to ensure customer acceptance of delivered project has meet their requirements.

Deliver and assist other professionals in understanding technical and design requirements.

Monitor, maintain and protect networks, systems and assets from malicious activity using technologies such as Security Orchestration Automation and Response (SOAR) as well as Security Incident and Event Management (SIEM).

Provide daily summary reports of network events and activity relevant to cyber defence practices.


Knowing you’re right for us

Joining us as a Cyber Defence Manager, the minimum criteria you’ll need is strong IT Security background. A passion for cyber security is a must with relevant IT / Security qualifications to set you apart.

It would be great if you had some of the following skills, but don’t worry if you don’t tick every box, we’ll help you develop along the way.


Experience in a Cyber defence or similar technical delivery role.

Microsoft Server, Desktop and Linux Server technologies.

Experience in LAN deployments using VLAN segmentation along with ACL.

Knowledge of Cyber/Information Security Frameworks such as NIST and CIS CCS.

Experience and knowledge with IT Security software e.g. NGAV, EDR, SIEM etc.

Knowledge of cyber security standards such as ISO27001, NIST, CIS Critical Controls.

VMWare or Hyper-V and server integration.

Certified Information Systems Security Professional (CISSP), MCP’s in desktop and server technologies, GWAPT, OSCP, CCNA.

Deep knowledge of OWASP Top 10, CWE/SANS Top 25, WASC and exposure to ISO 27001, 9001.


Knowing we’re right for you


Embracing uniqueness, the culture at Grant Thornton thrives on the contributions of all our people, we never settle for what is easy, we look beyond to deliver the right thing, for everyone.

Building an inclusive culture, where we value difference and respect our colleagues helps our people to perform at the best of their ability and realise their potential.

Our open and accessible culture means you’ll interact with leaders who are interested in you and everything you bring to our firm. The things that set you apart, we value them.

That’s why we give you the freedom to bring your whole self to work and pursue your passions inside and outside of work.


Beyond the job

Life is more than work. The things you do, and the people you’re with outside of work matter, that’s why we’re happy to look at flexible working options for all our roles, and we’ll always do our best to keep your work and life in balance.

The impact you can make here will go far beyond your day job. From secondments, to fundraising for local charities, or investing in entrepreneurs in the developing world, you’ll be giving back to society.

It’s that drive to do the right thing that runs through our every move, grounded in our CLEARR values – Collaboration, Leadership, Excellence, Agility, Respect and Responsibility.

We’re looking for people who want to contribute, spark fresh ideas and go beyond expectations. People who want to be able to proudly do what’s right, for the firm, our clients, our people and themselves. It’s how it should be.







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