Senior Security Platform Engineer

Senior Security Platform Engineer

Full-Time 60000 - 80000 £ / year (est.) No working from home possible
NTT Ltd.

At a Glance

  • Tasks: Lead global cybersecurity efforts and tackle complex security challenges in IT/OT environments.
  • Company: Join a dynamic global data centre cybersecurity team focused on innovation.
  • Benefits: Competitive salary, flexible work options, and opportunities for professional growth.
  • Other info: Mentorship opportunities and a chance to lead strategic security projects.
  • Why this job: Make a real impact in cybersecurity while collaborating with international experts.
  • Qualifications: Experience in IT/Security Operations and advanced knowledge of security technologies required.

The predicted salary is between 60000 - 80000 £ per year.

Job Overview

We serve as a senior member of a 24/7 global cybersecurity team, providing leadership in IT/OT environments with expertise in ICS and SCADA systems.

This role sits within our global data center cybersecurity organization and offers the opportunity to work on critical IT/OT security challenges in a highly collaborative, international environment.

Responsibilities

  • Lead the administration and optimization of enterprise security platforms, including break‑fix, patching, version upgrades, and integration with broader security ecosystems.
  • Direct complex security incident response efforts across endpoint protection, EDR, malware analysis, network forensics, and computer forensics to ensure rapid containment and root cause analysis.
  • Design and execute advanced vulnerability assessments using automated and manual techniques, prioritizing remediation based on business risk and threat intelligence.
  • Continuously monitor threat intelligence feeds and security alerts to identify emerging risks and recommend countermeasures.
  • Interpret and synthesize threat reports to guide architectural improvements and validate the effectiveness of security controls.
  • Partner with cross‑functional teams to develop and implement mitigation strategies, configuration baselines, and patch management frameworks.
  • Champion automation initiatives to streamline incident response, threat detection, and reporting workflows using security platforms and scripting.
  • Maintain and evolve a knowledge base by authoring and reviewing technical articles, playbooks, and SOPs.
  • Lead post‑incident reviews, driving service recovery, documentation, and preventive measures across teams and vendors.
  • Provide expert guidance on specialized security domains and technologies to ensure effective resolution of escalated incidents.
  • Ensure meticulous incident logging and collaborate across internal teams, client IT environments, vendors, and carriers to expedite resolution.
  • Conduct advanced data correlation and threat hunting across network traffic, email logs, malware samples, web server logs, and DNS records to uncover stealthy threats.
  • Lead strategic security projects, mentor junior engineers, and contribute to the evolution of our security posture through innovation and thought leadership.
  • Technologies
  • AI
  • Firewall
  • IAM
  • Network Security
  • Web
  • Mandatory Qualifications
  • Multiple years of experience working in IT and/or Security Operations Centers.
  • Advanced expertise in architecting, implementing, and optimizing SIEM and security platforms across hybrid environments.
  • Demonstrated leadership in ICs and SCADA security integration and monitoring within critical infrastructure.
  • Deep knowledge of security architecture with hands‑on experience designing and integrating multi‑layered security solutions across diverse technology stacks.
  • Strong problem‑solving skills with a track record of resolving complex security challenges independently and leading cross‑functional teams through ambiguity.
  • Exceptional attention to detail in high‑stakes environments, especially in threat detection, incident response, and documentation.
  • Advanced analytical skills with the ability to synthesize threat intelligence, correlate multi‑source data, and produce actionable risk insights.
  • Polished spoken and written communication skills in English.
  • Advanced experience with security technologies such as SIEM, PAM, IAM, Pen Test, Threat Hunting, Firewall, and Proxy.
  • Bachelor’s degree or equivalent in Information Technology or a related field.
  • Preferred Qualifications
  • Experience in a data center environment.
  • Proactive customer engagement mindset with a strategic approach to anticipating security needs and influencing stakeholders.
  • Proven leadership in global security teams, including collaboration, mentoring, and alignment between security operations and business objectives.
  • Relevant security certifications such as Cy SA, Pen Test, CCSP, GCIH, OSCP, CISM, or CISSP.
  • Relevant IT certifications such as CCNA, CCNP, RHCSA, GRID, GICSP, AZ‑500, or SC‑200 are an advantage.

Education

Bachelor’s degree or equivalent in Information Technology or a related field.

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NTT Ltd.

Contact Details:

NTT Ltd. Recruitment Team

We think you need these skills to ace Senior Security Platform Engineer

Leadership in IT/OT environments
ICS and SCADA systems expertise
Enterprise security platform administration
Security incident response
Endpoint protection
EDR
Malware analysis