20502 - Lead Offensive Security Operator (National)


Company:	Ministry of Justice
Salary:	£58,511 - £70,725
Hours:	Full-time
Location:	National, NP10 8FZ
Working pattern:	Hybrid - 2 days remote
Job type:	Permanent
Posting date:	6 Aug 2026
Closing date:	21 Aug 2026

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Summary

Lead Offensive Security Operator

Location: National*

Closing Date: 21/08/26

Interviews: Week commencing 25/08/26

Grade: G7

(MoJ candidates who are on a specialist grade, will be able to retain this grade on lateral transfer)

Salary**

National: £58,511 - £73,450 (which may include an allowance up to £14,939)

London: £63,343 - £78,225 (which may include an allowance up to £14,882)

Working pattern: Full-time, Part-time, Flexible working

Contract Type: Permanent

Number of vacancies: 1

Vacancy number: 20502

*We offer a hybrid working model, allowing for a balance between remote work and time spent in your local office. Office locations can be found ON THIS MAP

Please note that unless you are an existing member of staff at Justice Digital, Data and Science, the only London location being recruited to is 10 South Colonnade, E14 4PU. We are no longer recruiting to 102 Petty France, SW1H 9AJ.

The Role

Please note this role requires you to pass Security Check clearance. Please click on the link for details.

We’re recruiting for a Lead Offensive Security Operator here at Justice Digital Data and Science, to be part of our warm and collaborative Digital Infrastructure and Security Operations Team (DISO). The team are responsible for the live services, delivery, product changes and developments for all networking, security, voice, video and hosting services across the MoJ estate.

This role aligns against Penetration Testing Principal from the Government Security Profession framework.

The Justice Digital, Data and Science team is made up of around 900 digital and technology specialists, located throughout the UK. Our vision is a digitally enabled end-to-end justice system which can adapt and respond to changing needs.

Justice Digital, Data and Science is responsible for all infrastructure, end user computing, onsite support, and delivery of technology projects. It has responsibility for 95,000 devices and infrastructure across 900+ sites.

You will be part of a small team of cyber red teaming specialists who provide independent full-spectrum adversary emulation services to security stakeholders within the Ministry of Justice.

You will conduct safe, simulated cyber-attack simulations against our technology estates, acting as a real-world adversary might, to test our defences, highlight weaknesses and contribute cyber security expertise and insight in support of the department’s strategic security decision-making functions. You will be familiar with exploitation methodologies across a wide range of technologies, from classic enterprise technology stacks to modern digital services. You will have a well-developed ability to tactically assess and to execute a diversity of attack types, including chained attacks and evasion techniques, to achieve your desired goal.

You’ll receive a range of excellent benefits when you join our department, including:

· A generous employer pension contribution of 28.97% through the Civil Service Pension Scheme.

· 25 days of annual leave, (increasing to 30 days once you have reached 5 years of service), plus 8 bank holidays and a privilege day for the King’s birthday.

· Flexible working arrangements including hybrid working, working part time or compressed hours. Designed to support a positive work–life balance.

Employees are allocated 10% of their working time for personal and professional development.

A £1k per person learning budget is in place to support all our people, with access to best-in-class conferences and seminars, accreditation with professional bodies, fully funded vocational programmes and e-learning platforms.

Compassionate maternity, adoption, and shared parental leave policies, with up to 26 weeks leave at full pay, 13 weeks with partial pay, and 13 weeks further leave. And maternity support/paternity leave at full pay for 2 weeks, too!

You can find more details of the Benefits we offer here. To help picture your life at MoJ Justice Digital, Data and Science please take a look at our blog.

Key Responsibilities:

· Designing and executing threat intelligence-based full-spectrum cyber-attack simulations, including long-term campaign planning, persistence, and post-exploitation operations against the Ministry of Justice.

· Adopting a red team approach, discovering high-impact weaknesses across the organisation’s most important technology estates and business areas, and validating whether the overarching cyber security apparatus is working effectively.

· Demonstrate expertise of the latest exploitation and evasion techniques in at least one area of specialism.

· Communicating technical findings in clear risk and impact-focused terms to senior stakeholders, enabling effective understanding and support for strategic decision-making.

· Development and implementation of technology platforms, tools and methodologies to augment and to automate team offensive and analytical capability.

If this feels like an exciting challenge, something you are enthusiastic about, and want to join our team please read on and apply!

Person Specification

Essential

· Proven ability to plan and execute complex, multi-phase operations, including: Scenario-driven adversary simulation and Threat intelligence analysis and assessment

· Post-exploitation, persistence and lateral movement, including tactical analysis of attack paths leading to high-value targets

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