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Senior OT Security Lead – Bridewell
One of the most exciting prospects in the UK cyber security sector today, Bridewell is a leading cyber security services company specialising in protecting and transforming critical business functions for some of the world’s most trusted organisations. We are the trusted partner for operators of essential services and provide end-to-end cyber security capabilities that help our clients overcome their security challenges, allowing them to operate safely and securely.
Bridewell holds the Gold level, Investors in People award, reflecting our outstanding calibre and commitment to excellence as one team.
The Role
Bridewell is seeking a OT Lead to shape and grow our OT Cyber Security practice. This is a strategic leadership role responsible for defining the vision, capability, and commercial success of our OT offering while ensuring the delivery of market-leading services across:
- OT Consulting
- Managed Security Services
- Security Operations (SOC)
- Incident Response
- Engineering
- Vulnerability Management
As Bridewell’s OT Lead, you will:
- Bring together cross-functional teams to create a cohesive, high-performed OT capability that delivers exceptional outcomes for our clients.
- Act as the senior figurehead for OT across the business, fostering trusted relationships with customers, partners, and industry stakeholders.
- Drive continuous development of people, services, and market presence.
Key Responsibilities
OT Practice Leadership
- Define and execute the strategic vision for Bridewell’s OT practice.
- Lead the development and growth of OT service offerings across Consulting, SOC, Engineering, Vulnerability Management, and Incident Response.
- Ensure alignment with market trends, customer requirements, and OT security threats in Critical National Infrastructure (CNI) environments.
- Serve as the executive sponsor for major OT engagements and strategic customer relationships.
- Represent Bridewell externally as an OT thought leader through:
- Industry events
- Webinars
- Publications
- Market engagement
Build and Lead Cross-Functional Teams
- Create and lead a high-performing OT function.
- Foster collaboration between technical and non-technical teams to deliver comprehensive OT security solutions.
- Develop ** organisational structures, capability frameworks, and career pathways**.
- Mentor technical leaders and emerging talent across the OT practice.
- Foster a culture of ** accountability, innovation, collaboration, and continuous improvement**.
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Commercial Leadership
- Own the growth and profitability of the OT practice.
- Identify new market opportunities, strategic partnerships, and revenue growth routes.
- Collaborate with Sales, Account Management, and Leadership teams on opportunities, bid responses, and proposal development.
- Ensure commercial discipline, focusing on revenue performance, margins, and customer satisfaction.
- Build long-term trusted adviser relationships with senior stakeholders in CNI.
Technical & Service Leadership
- Maintain expertise across the full OT security landscape, including:
- ICS/SCADA environments
- Industrial networking
- OT risk management
- Security monitoring and detection
- Incident response
- Asset discovery & vulnerability management
- Secure remote access
- Network segmentation
- OT engineering & architecture
- Work closely with technical SMEs (experts) to ensure service excellence.
- Support the development of OT methodologies, frameworks, tools, and intellectual property.
- Provide strategic guidance on compliance standards, including:
- IEC 62443
- NIS Regulations
- NCSC CAF
- NIST CSF
- ISA/IEC best practices
- Advise on transformation programmes across Bridewell as required.
Stakeholder Engagement
- Engage confidently with executive, operational, and engineering stakeholders in client organisations.
- Bridge the gap between business objectives and technical delivery.
- Collaborate with internal service line leaders to develop integrated OT security solutions.
- Ensure customer-led outcomes remain the priority while leveraging technical teams effectively.
Skills & Experience Required
- Significant experience in a senior OT Security leadership role, including:
- Leading OT security practices, business units, or professional services teams.
- Building and leading multidisciplinary teams.
- Deep understanding and experience with OT/ICS systems (e.g., SCADA, DCS, EMS, etc).
- Strong commercial acumen, with responsibility for:
- Revenue growth
- Profitability
- Service development
- Proven skills in stakeholder management and communication, from engineering teams to board-level executives.
- Experience in:
- Managing complex client relationships
- Leading strategic programmes
- Technical expertise in:
- Network monitoring
- Asset discovery
- OT SOC tooling
- Vulnerability management platforms
- Threat detection solutions
- Industry certifications such as:
- GICSP
- GRID
- CISSP
- ISA/IEC 62443
- CISM
- (Equivalent qualifications will also be considered)
- An established network within OT or Critical National Infrastructure communities.
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Personal Attributes
- Strategic thinker with the ability to translate vision into execution.
- Commercially driven and growth-oriented.
- Relationship-focused, with a high collaborative mindset.
- Technically credible without needing to remain hands-on.
- Comfortable operating at executive and board levels.
- Passionate about advancing OT Cyber Security and fostering high-performing teams.
Why Join Bridewell?
Bridewell is committed to creating a safe, inclusive digital world where people and organisations can thrive. We live by our core values:
- Do the Right Thing
- One Team
- Above and Beyond
Our culture balances high-quality work with personal and professional development. As we grow, we want to maintain:
Benefits
- 25 days holiday (plus buy/sell options and increasing annual entitlement after long service).
- Flexible working (around core office hours).
- Employee Shareholder Scheme & Performance-Based Rewards.
- Private Healthcare (Bupa).
- Company pension.
- Personal day & birthday off (after 1 year of service).
- Family leave (after 1 year).
- Enhanced maternity leave (based on length of service).
- Dedicated training budget.
- Life assurance.
- Electric Vehicle & Cycle to Work schemes.
Location & Travel
Bridewell operates a hybrid and flexible working model, but you will be required to travel to client sites as needed.
Security Clearance
Note: To be eligible for this role, you must have SC clearance or be eligible and willing to obtain it.
Bridewell is a diverse, inclusive, and equal opportunities employer. We’re committed to fostering a fair and representative work environment where everyone can thrive.
Join us in shaping the future of CYBER SECURITY for Critical National Infrastructure!
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