Data Loss Prevention Lead

National Energy System Operator; Warwick; Hybrid; GBP 57,000 - 60,000; Full time

Benefits offered by this job

Annual leave 26d

Pension match

NESO Savings Plan matching 50%

Flexible benefits

Birthday day off

Cycle to work

Private medical insurance

Critical illness insurance

Personal accident

Job summary

The National Energy System Operator (NESO) is seeking a Data Loss Prevention Lead to join the Data Protection team. You will monitor, investigate and optimise DLP controls to protect sensitive information, working with cybersecurity, legal and compliance to reduce data leakage risk.

The role translates business requirements into robust DLP policies and dashboards. The role is based in Warwick with hybrid working from office and home, open to full- or part-time applicants.

Qualifications

• Demonstrated ability to design and implement Microsoft Purview DLP policies across MS 365 services and endpoints.
• Experience analysing DLP trends and reducing false positives while maintaining protection.
• Strong understanding of data classification, information governance and privacy principles.

Responsibilities

• Monitor DLP alerts and events.
• Investigate data leakage incidents and assess risk.
• Escalate incidents per governance processes.
• Translate requirements into effective DLP controls.
• Review DLP rules to reduce false positives.
• Produce metrics and reports on DLP effectiveness and risk.
• Support root cause analysis and preventative actions.
• Assist with audits and assurance activities.

Skills

DLP policy design

Microsoft Purview

Incident investigation

Data classification

Reporting dashboards

Stakeholder communication

Tools

Exchange Online

SharePoint

OneDrive

Teams

Endpoints

Job description

About the Role

The Data Loss Prevention Lead (DLP Lead) plays a key role within the Data Protection team, ensuring NESO’s sensitive information is protected from accidental or malicious leakage. The role is responsible for monitoring, investigating and optimising DLP controls and supporting the wider organisation in maintaining high data handling standards.

The DLP Lead investigates policy violations and data handling behaviours. This role works closely with the rest of the Data Protection team, cybersecurity, legal and compliance to reduce the risk of data leakages. The Lead support root cause analysis and recommend corrective and preventative actions to reduce future risk.

Translates business and compliance requirements into DLP controls, ensuring controls remain effective and proportionate. The role supports NESO’s transformation and its commitment to strengthening data protection.

This role is based from Warwick, and we continue to offer hybrid working from office and home. We are open to full time and part time applicants, as well as flexible working arrangements.

This role is designated as requiring a National Security Vetting (NSV) clearance. You will usually need to have been a resident in the UK for the last five years to apply for the required level of clearance.

Key Accountabilities

• Monitor DLP alerts and events.
• Investigate potential data leakage incidents and assess risk and impact.
• Escalate confirmed incidents in accordance with incident response and governance processes.
• Support root cause analysis and recommend preventive actions.
• Translate business and compliance requirements into effective technical DLP controls.
• Review DLP rules to reduce false positives while maintaining strong data protection.
• Analyse trends in DLP alerts and incidents to identify systemic risks or training gaps.
• Produce regular metrics and reports on DLP effectiveness, incidents and risk posture.

Applicants must have the right to work in the UK by the start of employment. Visa sponsorship may not be available for this role and will be considered in line with business requirements.

About You

We are looking for a new team member to support us drive data protection forward.

We’re looking for someone who has experience:

• Design, configure, and maintain Microsoft Purview DLP policies across Exchange Online, SharePoint, OneDrive, Teams, and endpoints.
• Monitor and investigate DLP alerts and potential data leakage incidents.
• Analyse DLP trends and recommend improvements to controls and user behaviours.
• Tune policies to reduce false positives while maintaining effective protection.
• Support incident investigations, root cause analysis, and corrective actions.
• Develop and maintain reporting dashboards and management information.
• Work with stakeholders to translate regulatory, privacy, and business requirements into technical controls.
• Support the implementation of sensitivity labels, information protection, and data lifecycle controls.
• Provide user awareness, training, and guidance on secure data handling.
• Assist with audits, compliance reviews, and assurance activities Strong understanding of data classification, information governance and privacy principles.
• Strong analytical and communication skills.
• Strong communicator, able to explain technical issues to a non-technical audience

Proactive in identifying improvement opportunities and gaps

What You’ll Get

A competitive salary of £57,000 - £60,000 dependent on experience and capability As well as your base salary, NESO’s core benefits are the essential perks and advantages that form part of your employee package. - You will receive a bonus based on company performance - 26 days annual leave as standard - A competitive contributory pension scheme where we will double match your contribution to a maximum company contribution of 12% - Annual Enrollment to NESO Savings Plan, when you save between £20- £500 a month from your take-home pay, we will pay a 50% matching contribution.

NESO’s flexible benefits programme provides you with more flexibility around your health, lifestyle and protection benefits, here’s just a few available:

• Flexible Bank Holidays & Holiday Trading
• Additional Birthday Day Off
• Cycle to Work Scheme, Retail & Gym Discounts
• Private Medical Insurance, Critical Illness Insurance & Personal Accident Insurance

About Us

At the National Energy System Operator (NESO), we play a vital role in tackling climate change and securing Great Britain’s energy future. We already operate the world’s fastest decarbonising electricity system and are working towards our ambition to run it carbon-free for a short period this year - provided the market supplies electricity exclusively from renewable sources. Alongside this, we provide expert advice to government on how to deliver a clean power system by 2030.

In autumn 2024, the Electricity System Operator (ESO) transitioned to become NESO - an independent, expert public corporation with a whole-system view across electricity, gas, and hydrogen. NESO operates independently and transparently, always acting in the best interests of all energy users.

Licensed and regulated by Ofgem, we make impartial decisions that balance sustainability, affordability and security. Our organisation is fully independent from government, the regulator and all commercial interests, with a clear focus on system-wide benefit, long term thing and public value.

The time to deliver is now. Join the energy transformation and help shape the future.
Your energy. Our future. Together

National Energy System Operator (NESO) recognises the potential of bright and talented individuals, and we encourage you to join us as Great Britain’s energy system undergoes an ambitious, exciting, and vital transformation. Together with industry, we are creating a cleaner, more sustainable energy future.

More Information

This role closes at 23:59, on the day before date shown above, however we encourage candidates to submit their application as early as possible and not wait until the published closing date as this can vary.

Research shows that some people may hesitate to apply unless they meet every single requirement. At NESO, we believe potential comes in many forms and we’re committed to a fair, inclusive recruitment

We’re committed to building a workforce that represents the communities we serve, and a working environment in which each individual feels valued, respected, fairly treated, and able to reach their full potential. If this role sparks your interest but you’re not sure you tick every box, we still want to hear from you. process where everyone has the opportunity to show their talents. We celebrate the difference people can bring into our organisation, and welcome and encourage applicants with diverse experiences and backgrounds.