Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Implement and monitor OT security controls in critical infrastructure environments.
- Company: Join a leading organisation focused on safeguarding essential services.
- Benefits: Competitive hourly rate, flexible work arrangements, and opportunities for professional growth.
- Other info: Dynamic role with potential for career advancement in a crucial sector.
- Why this job: Make a real difference in protecting vital systems while working with cutting-edge technology.
- Qualifications: Experience in OT/ICS security and strong communication skills required.
The predicted salary is between 104000 - 112000 £ per year.
Location: Culham, Oxfordshire (2 days/week on-site)
Contract: Until 18/12/2026
IR35: In Scope
Rate: 50/hr Umbrella
Clearance: Active SC or lapsed within 12 months
Role Overview
We are seeking an experienced OT Cyber Security Analyst to support the security, monitoring, and continuous improvement of Operational Technology environments within a critical infrastructure setting. This role combines hands-on OT security engineering with governance and risk responsibilities, ensuring OT systems are protected, monitored, and aligned with industry standards and frameworks. You will work closely with OT engineers, security teams, and third-party providers to implement and maintain effective OT security controls.
Key Responsibilities
- Implement OT security controls (segmentation, secure remote access, monitoring tools)
- Integrate OT environments into SIEM/SOC platforms and tune detections
- Support OT asset discovery, inventory, and security assessments
- Identify vulnerabilities and support remediation planning
- Assist with OT incident response (log collection, triage, SOC coordination)
- Work with engineers to ensure secure system changes with minimal disruption
- Track OT security maturity, control coverage, and reporting
- Contribute to OT security policies, standards, and continuous improvement
Essential Requirements
- Experience in oil & gas, rail, chemical, nuclear, or similar critical infrastructure environments
- Strong OT/ICS security background
- Experience implementing OT security controls and strategies
- Knowledge of OT networks, segmentation, and industrial protocols
- SIEM/SOC integration experience in OT environments
- Strong understanding of: IEC 62443, NIST Cybersecurity Framework, ISO 27001, UK CAF framework
- Experience with OT risk assessments and gap analysis
- Strong communication and documentation skills
- Max 2-week notice period
Desirable
- OT asset discovery / monitoring tooling experience
- Exposure to UK critical infrastructure regulation (e.g. NIS, CAF)
- ITSM and service delivery lifecycle understanding
- Hybrid IT/OT environment experience
OT Cyber Security Analyst in Abingdon employer: GTC Recruitment
Contact Detail:
GTC Recruitment Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land OT Cyber Security Analyst in Abingdon
✨Tip Number 1
Network, network, network! Reach out to your connections in the OT and cyber security space. Attend industry events or webinars to meet potential employers and learn about job openings that might not be advertised.
✨Tip Number 2
Prepare for interviews by brushing up on your technical skills and understanding of OT security frameworks like IEC 62443 and NIST. Be ready to discuss how you've implemented security controls in past roles and how you can contribute to the team.
✨Tip Number 3
Showcase your hands-on experience! Bring examples of your work with OT security controls and incident response to the table. This will help demonstrate your practical knowledge and problem-solving abilities.
✨Tip Number 4
Don’t forget to apply through our website! We’re always looking for talented individuals who are passionate about OT cyber security. Your next opportunity could be just a click away!
We think you need these skills to ace OT Cyber Security Analyst in Abingdon
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience in OT/ICS security and aligns with the job description. We want to see how your skills fit the role, so don’t be shy about showcasing relevant projects or achievements!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about OT Cyber Security and how your background makes you the perfect fit for our team. Keep it concise but impactful!
Showcase Your Technical Skills: Don’t forget to mention your hands-on experience with OT security controls and SIEM/SOC integration. We love seeing specific examples of how you've implemented security measures in past roles!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy!
How to prepare for a job interview at GTC Recruitment
✨Know Your OT Security Fundamentals
Make sure you brush up on your knowledge of OT security frameworks like IEC 62443 and the NIST Cybersecurity Framework. Being able to discuss these in detail will show that you understand the critical infrastructure environment and can apply these standards effectively.
✨Showcase Your Hands-On Experience
Prepare to share specific examples from your past roles where you've implemented OT security controls or conducted risk assessments. Highlighting your practical experience will demonstrate your capability to handle the responsibilities outlined in the job description.
✨Familiarise Yourself with SIEM/SOC Integration
Since the role involves integrating OT environments into SIEM/SOC platforms, be ready to discuss your experience with these systems. If you have any relevant projects or challenges you've faced, make sure to mention them during the interview.
✨Communicate Clearly and Confidently
Strong communication skills are essential for this role, especially when working with engineers and third-party providers. Practice articulating your thoughts clearly and confidently, as this will help you convey your ideas effectively during the interview.