Principal Cyber Security Consultant

Electus Recruitment; Greater London; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading consultancy in cyber security is seeking a Principal Cyber Security Consultant in Greater London. This role involves leading high-impact cyber security engagements, building client relationships, and ensuring alignment of cyber initiatives with industry regulations. Candidates should possess deep expertise in Operational Technology and have experience with regulatory compliance in critical sectors. This is an opportunity to make a significant impact on the UK's national security landscape.

Qualifications

• Proven experience delivering major cyber security or digital transformation programmes within CNI sectors.
• Strong understanding of Operational Technology (OT) environments.
• Experience supporting Ofgem regulatory compliance, including ISSA returns and NIS Regulations.
• Demonstrated ability to manage multidisciplinary teams.
• Ability to produce compelling consultancy propositions and thought leadership.

Responsibilities

• Lead the delivery of high-impact cyber security engagements.
• Build strong client relationships and support new business development.
• Help clients align cyber initiatives with organisational goals.
• Lead complex programmes and engage with technical and regulatory stakeholders.

Skills

Cyber Security

Operational Technology

NIS Regulations

Public Sector

Programme Leadership

Stakeholder Engagement

Regulatory Compliance

SCADA

IEC 62443

NCSC CAF

Job description

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Principal Cyber Security Consultant, Greater London

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Client:

Electus Recruitment

Location:

Greater London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

909d6a036fbd

Job Views:

12

Posted:

12.08.2025

Expiry Date:

26.09.2025

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Job Description:

We are seeking a Principal Cyber Security Consultant with extensive experience in delivering complex cyber security programmes across the Critical National Infrastructure (CNI) sector. You will play a pivotal role in shaping and delivering impactful solutions for public sector clients, while driving business growth and innovation.

Join a dynamic and forward-thinking consultancy environment where your expertise will directly contribute to national resilience. You’ll work with a diverse range of public sector organisations, tackling some of the most pressing cyber security challenges in the UK.

About the Role
As a Principal Cyber Security Consultant, you will lead the delivery of high-impact cyber security engagements, build strong client relationships, and support the development of new business opportunities. You will operate at both strategic and delivery levels, helping clients align cyber initiatives with broader organisational goals. This is a highly autonomous role, ideal for a self-starter with a passion for securing the UK's critical systems.

About You

Proven experience delivering major cyber security or digital transformation programmes within CNI, ideally in energy generation, utilities, or other regulated sectors.

Strong understanding of Operational Technology (OT) environments, including DCS, SCADA, and ICS, with alignment to NCSC CAF, IEC 62443, and NIST 800-82.

Experience supporting Ofgem regulatory compliance, including ISSA returns and NIS Regulations.

Demonstrated ability to lead complex programmes, manage multidisciplinary teams, and engage with technical, business, and regulatory stakeholders.

Skilled in developing and maintaining senior-level relationships (CIO, CTO, COO, CISO).

Ability to produce compelling consultancy propositions and thought leadership.

Deep knowledge of information security legislation, emerging threats, and best practices.

Strong leadership and mentoring skills to build and develop high-performing teams.

Overview
Principal Cyber Security Consultant – Critical National Infrastructure
Locations:London Hybrid
Salary:Competitive, dependent on qualifications and relevant experience

Key Skills
Cyber Security | Operational Technology | NIS Regulations | Public Sector | Programme Leadership | Stakeholder Engagement | Regulatory Compliance | SCADA | IEC 62443 | NCSC CAF

This is a unique opportunity to make a tangible impact on the UK's national security landscape. You’ll work on meaningful projects, enjoy a collaborative culture, and have the freedom to shape your career in a growing and respected consultancy.
Due to the nature of work undertaken by our client, incumbents of these positions are required to undergo pre-employment screening and must be able to satisfy clearance criteria for UK Security Vetting to SC Level.

Electus Recruitment Solutions provides specialist engineering and technical recruitment solutions to several high technology industries. We thank you for your interest in this vacancy. If you don't hear from us within 7 working days, please presume your application has been unsuccessful on this occasion. You are of course free to resubmit your CV/details in the future and we shall assess your suitability at that time.

This role is a permanent position.