IT-OT Security Specialist

Imperial Recruitment Group are delighted to announce that we are working in partnership with Sembcorp Energy UK who are recruiting for an IT-OT Security Specialist on a permanent basis.
Salary: Competitive
Contract Type: Permanent
Location: Wilton International
Hours: Full Time
Job Purpose
This role works alongside the Cyber and Security Manager, coordinating with the ITSM team, to help embrace the development of a Cyber Resilience and Secure by design system.
The ultimate goal is to build a unified team capable of performing all tasks in conjunction with the ITSM (NOC Manager) and Cyber and Security Manager (SOC Manager) to enable and underpin critical business services.
This role is part of an out of hours support rota.
Responsibilities:

• Accountable for the execution of Sembcorp’s information security program thereby keeping IT (Information Technology) and OT (Operational Technology) assets safe from internal and external threats.
  
• Accountable for ensuring the confidentiality, integrity, and availability of company information resources by implementing and maintaining security controls, performing comprehensive security incident response, engaging in proactive threat assessment, mitigation planning, incident trend analysis, and security architecture review.
  
• Accountable for gap analysis and regular audits of OT environments to ensure compliance with company security requirements and industry security standards.
  
• Accountable for complex and speedy troubleshooting to minimise any network security threats to the company.
  
• Provide 2nd line IT support when and where required.
  IT Security Incident Management
  
• Coordinate and carry out the security incident management lifecycle including preparation, detection and analysis, containment, eradication and recovery.
  
• Coordinate incident handling and contingency planning activities.
  
• Incorporate lessons learned from ongoing incident handling activities into incident response procedures, training, and testing and implement resulting changes accordingly.
  
• Manage escalations – in or out of normal business hours liaising with global internal and external service providers.
  Security Operations
  
• Daily support and security auditing of the firewall landscape.
  
• Support and audit remote access to internal company resources.
  
• Create and implement network hardening guidelines and procedures
  
• Maintain current awareness of technology trends, and act as a valued Subject Matter Expert in selecting and designing new solutions.
  Knowledge & Experience:
  
• Experience in managing: Windows 10, Microsoft Office 365 (SharePoint and Exchange Online in particular), Active Directory
  
• Good knowledge of GPO deployment and configuration
  
• Understanding of Firewall technologies
  
• Ability to troubleshoot IT related issues
  
• Understanding of industrial control systems HMI/SCADA
  
• Understanding of industrial control systems communication protocols
  
• Networking knowledge covering LAN/VLAN/WAN technologies
  
• A sound range of IT/OT skills, which need to be kept up to date in line with IT/OT developments
  
• in the business.
  
• Demonstrate the ability to acquire and apply new technical knowledge, be able to work without close supervision
  
• Understand NIST
  
• Understand ISO 27001
  
• Cyber Resilience
  
• Disaster Recovery
  For more information on this opportunity please feel free to contact Imperial Recruitment Group.
  Imperial Recruitment Group is committed to being an equal opportunities employer. We celebrate diversity and are dedicated to creating an inclusive environment for all employees. We welcome applications from individuals of all backgrounds, experiences, and abilities, ensuring fair treatment throughout the recruitment process