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OT Lead
OT Lead – Critical National Infrastructure & Industrial Cyber Security
Bridewell is an industry-leading cyber security services company, specialising in protecting and transforming critical business functions for some of the world’s most trusted organisations. Operating as a key strategic partner for Critical National Infrastructure (CNI) operators, we deliver end-to-end OT cyber security capabilities, empowering our clients to overcome security challenges and operate safely—focusing on areas like ICS/SCADA environments, operational resilience, and secure engineering.
With a Gold-level Investor in People award, Bridewell stands apart as a cohesive team. This role is an exciting opportunity to drive forward our leading OT (Operational Technology) cyber security practice, shaping its strategic direction and scaling its successful legacy.
About the Role
Bridewell is seeking an experienced OT Lead to shape, grow, and lead our OT Cyber Security practice. This is an influential, strategic position responsible for defining the growth of our OT services across:
- OT Consulting
- Managed Security Services
- Security Operations (OT SOC)
- Incident Response
- Engineering & Secure Architecture
- Vulnerability Management
As the OT Lead, you will: 🔹 Define and implement the strategic vision for Bridewell’s OT capabilities. 🔹 Collaborate across technical and commercial functions to build an OT-delivery model that drives exceptional client outcomes. 🔹 Establish and represent Bridewell as an OT thought leader, influencing industry standards, thought leadership, and customer relationships. 🔹 Mentor and develop OT expertise, ensuring ongoing technical and commercial excellence.
This leadership role ensures Bridewell remains at the forefront of industrial cyber security, blending technical credibility with strategic commercial success.
Key Responsibilities
OT Practice Leadership
- Shape and execution of the strategic vision for Bridewell’s OT practice, future-proofing operational security across Critical National Infrastructure.
- Lead the development of OT security services, ensuring alignment with market trends, customer demands, and emerging threats.
- Act as executive sponsor for high-impact OT engagements and critical customer relationships.
- Strengthen market positioning by contributing to industry initiatives, thought leadership content (webinars, publications, technical speaking), and strategic partnerships.
Cross-Functional Team Leadership
- Create a high-performing OT function through clear organisational structures, capability frameworks, and career pathways.
- Foster collaboration between engineering, assurance, vulnerability management, and SOC teams to deliver enterprise-wide OT solutions.
- Develop talent through mentorship, coaching, and performance leadership – supporting both technical SMEs and emerging OT professionals.
- Ensure a culture of accountability, innovation, and continuous improvement.
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Commercial Leadership
- Own the profitability of the OT practice, including market opportunities, pricing models, and margin optimization.
- Partner with Sales, Client Management, and Executive stakeholders to identify and capitalise on new strategic relationships and engagements.
- Support bid procurement, solution architecture, and client-specific security transformations.
- Drive client-facing credibility as a trusted OT confluence—ensuring technical relevance tied to CNI operational resilience.
Technical & Service Excellence
- Lead technical authority across OT security domains, including:
- ICS/SCADA systems
- Control network segmentation
- Vulnerability management pipelines
- Threat detection and industrial SOC operations
- Secure OT engineering and compliance frameworks
- Collaborate with internal technical experts (incident response, forensic engineering) to optimise service frameworks and methodologies.
- Provide strategic guidance on adherence to industry standards, including:
- IEC 62443
- NIS Regulations
- NCSC Cyber Assurance Framework (CAF)
- NIST CSF
- ISA/IEC best practices
Stakeholder Engagement
- Act as a translator between technical engagement and executive decision-making, ensuring outcomes align with client business objectives.
- Influence and align internal teams (CNI engineers, assurance, and commercial groups) while maintaining deep technical relevance.
- Engage with multi-tiered stakeholders: from board trustees and cyber executives to field engineers, furthering enterprise-wide confidence in our OT positioning.
Requirements
Skills & Experience
- Proven leadership track record as an OT/CNI-critical cyber security executive, shaping delivery in consultancy, managed services, or government projects.
- Demonstrated ability to enable cross-functional transformation within operational technology environments.
- Hands-on experience in ICS/SCADA ecosystems (e.g., DCS, EMS, legacy oil/gas systems) and knowledge of industrial-grade security monitoring platforms.
- Commercial acumen successfully bringing to market innovative OT security solutions.
- Diverse communication skills, influencing both technical teams and C-level executives across CNI organisations.
- Storytelling talent to convert technical OT solutions into strategic business value.
- A clear thought leadership record in OT/CNI security—warding industry events and fostering dialogue within the critical infrastructure sector.
- Industry certifications such as:
- GIAC Industrial Cyber-Security Practitioner (GICSP)
- NICE Framework ISO/IEC
- (ISC)² Security Engineering Architecture Expert (GXSAP/SLA PoCAS applicants)
- CISSP/Technical Certifications (e.g., cyber NIS compliance roles)
- Extend network within the OT/CNI community, both personally and via Bridewell partnerships.
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Personal Attributes
- A self-motivated strategist able to balance visionary thinking with execution excellence.
- Charismatic influencer, comfortable negotiating high-stakes discussions at board level.
- Deep practical curiosity about OT security, balancing cutting-edge technical knowledge with real-world feasibility.
- Builds high-impact relationships while maintaining transparency and professional rigor.
Benefits
Bridewell places people-first values at the heart of its success. Here’s why professionals thrive here:
Work-Life Balance & Flexibility
- 25 days of holiday, with buy/sell days and enhanced annual leave for long servants.
- Flexible working opportunities (with core UK office times).
- Personal days and honoured annual birthdays post-12 months.
Growth & Development
- EV Charging & Cycle-to-Work scheme to support business and personal fuel/transport needs.
- Commitment to continuous learning, with a dedicated training budget.
- Leadership access to upskilling opportunities and OT-specific certifications.
Financial & Reward
- Non-executive-grade profit share element tied to practice profitability.
- Comprehensive mobile productivity and technology allowance.
- Get Up And Go allowance (reimbursement/bike/record schemes for logical commutes).
Care & Wellbeing
- Access to Bupa private healthcare, pensions adviser support, and death in service insurance.
- Family-friendly policies including enhanced maternity/paternity.
- Safe Environments & Voice Reporting mentality.
Together, Bridewell equips professionals to have meaningful impact while rewarding ambition with:
🏢 A three-year phased transition plan for onboarding certain roles. 🚀 Investments into Cause-Centric Award systems, recognizing engagement beyond just hours. 🚀 Environmentally-friendly workplace protocols (e.g., paperless spaces, carbon-aware travel policies).
Location & Security Note
Bridewell operates with a hybrid-flexible work policy. While regular office attendance is supported to foster collaboration, occasional on-site engagements for clients’ demands may require travel. Security clearance (SC level or higher) is mandatory. Bridewell advocates a diverse, inclusive, and values-driven environment, striving to empower employees from all backgrounds to deliver their best work.
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