At a Glance
- Tasks: Protect and enhance complex Operational Technology environments with hands-on security engineering.
- Company: Join a forward-thinking team focused on critical infrastructure security.
- Benefits: Competitive pay, flexible remote work, and opportunities for professional growth.
- Other info: Dynamic role with a focus on continuous improvement and collaboration across teams.
- Why this job: Make a real difference in securing vital systems while working with cutting-edge technology.
- Qualifications: Experience in OT Cyber Security and strong understanding of industrial control systems required.
Rate: £500 – £550 Inside IR35
Duration: 6 months
Location: South West (Bristol) – 2 days per week onsite
The Role:
We’re hiring an experienced Security OT Engineer to support the protection and evolution of complex Operational Technology (OT) and industrial control system environments. This role sits within a Security Operations function but is heavily engineering-focused, combining hands-on OT security tooling, detection engineering, and incident response to strengthen resilience across critical infrastructure.
Key Responsibilities:
- Act as the OT security engineering SME, supporting both operational and project based activities
- Engineer, configure and optimise OT security platforms (e.g. OT NDR tools such as Claroty or equivalent)
- Develop and refine detection rules, alerting logic and monitoring coverage across OT and IT/OT convergence points
- Lead technical investigations and incident response for OT-related cyber events
- Analyse industrial network traffic to identify anomalies, threats and protocol misuse
- Integrate OT telemetry into SIEM and EDR platforms to enhance visibility and correlation
- Support secure by design initiatives for new OT systems, including segmentation and access control validation
- Assess vulnerabilities in OT systems and implement practical, risk-based remediation strategies
- Drive continuous improvement in OT security posture, tooling effectiveness and detection capability
- Maintain and enhance OT security documentation, playbooks and engineering standards
Experience Required:
- Proven experience in a Security OT Engineer / OT Cyber Security role
- Strong understanding of industrial control systems (ICS) – including SCADA, PLCs, DCS
- Hands-on experience with OT security tools (e.g. Claroty, Nozomi, Dragos or similar NDR platforms)
- Solid knowledge of industrial protocols (e.g. Modbus, DNP3, OPC, Profinet)
- Experience with SIEM, EDR and network traffic analysis (e.g. Wireshark)
- Background in incident response, threat detection and security monitoring within OT or converged environments
- Understanding of network segmentation, secure remote access and OT architecture design
- Familiarity with frameworks such as ISA/IEC 62443 and MITRE ATT&CK for ICS
Desirable:
- Certifications such as GICSP, ISA/IEC 62443, Security+, or CEH
- Experience working in critical infrastructure or regulated environments
- Exposure to threat hunting and purple team activities within OT environments
Key Skills & Attributes:
- Strong engineering mindset with a focus on building and improving security capability
- Ability to balance security requirements with operational safety and uptime
- Analytical, detail-oriented and comfortable working with complex OT environments
- Confident communicator, able to engage across security, IT and engineering teams
- Proactive and solution-driven with a focus on continuous improvement
Security Engineer (Remote) in Bristol employer: Sanderson
Join a forward-thinking company that prioritises the security of critical infrastructure while fostering a collaborative and innovative work culture. As a Security Engineer in Bristol, you'll benefit from flexible remote working arrangements, competitive rates, and opportunities for professional growth through hands-on experience with cutting-edge OT security tools. Our commitment to employee development and a supportive environment makes us an exceptional employer for those seeking meaningful and rewarding careers in cybersecurity.
StudySmarter Expert Advice🤫
We think this is how you could land Security Engineer (Remote) in Bristol
✨Tip Number 1
Network, network, network! Get out there and connect with people in the industry. Attend meetups, webinars, or even online forums related to OT security. You never know who might have a lead on your next job!
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those involving OT security tools like Claroty or Nozomi. This gives potential employers a tangible look at what you can do.
✨Tip Number 3
Prepare for interviews by brushing up on common OT security scenarios. Be ready to discuss how you've handled incidents or improved security postures in past roles. Practice makes perfect!
✨Tip Number 4
Don’t forget to apply through our website! We’re always looking for talented individuals like you. Plus, it’s a great way to ensure your application gets seen by the right people.
We think you need these skills to ace Security Engineer (Remote) in Bristol
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your experience in Security OT Engineering. Use keywords from the job description to show we’re on the same page about what you bring to the table.
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share specific examples of your hands-on experience with OT security tools and how you've tackled challenges in previous roles. We love a good story!
Show Off Your Skills:Don’t hold back on showcasing your technical skills, especially with industrial control systems and protocols. Mention any relevant certifications too – they can really make you stand out to us!
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 don’t miss out on any important updates from our team!
How to prepare for a job interview at Sanderson
✨Know Your OT Security Tools
Make sure you’re well-versed in the specific OT security tools mentioned in the job description, like Claroty or similar platforms. Be ready to discuss your hands-on experience with these tools and how you've used them to enhance security in previous roles.
✨Understand Industrial Control Systems
Brush up on your knowledge of industrial control systems (ICS) such as SCADA, PLCs, and DCS. Be prepared to explain how these systems work and the common vulnerabilities associated with them, as this will show your depth of understanding in the field.
✨Demonstrate Incident Response Experience
Prepare to share specific examples of your experience with incident response and threat detection in OT environments. Highlight any technical investigations you've led and the outcomes, as this will showcase your problem-solving skills and ability to handle real-world scenarios.
✨Communicate Clearly and Confidently
Since this role requires collaboration across various teams, practice articulating your thoughts clearly. Be ready to engage in discussions about security requirements and operational safety, demonstrating your ability to balance both aspects effectively.
