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EY

Senior Cyber Security Consultant – IT/OT Security

EY

Senior Cyber Security Consultant delivering cyber security engagements and developing solutions for clients at EY. Utilizing expertise in IT and OT security standards and practices.

Posted 5/22/2026full-timeKatowice • 🇵🇱 PolandSeniorWebsite

Tech Stack

Tools & technologies
Cyber SecurityFirewallsTCP/IP

About the role

Key responsibilities & impact
  • The GDS Cyber Architecture Operational Technology & Engineering (CAOE) services help our clients tackle the many security challenges they face on a daily basis and develop effective solutions using people, processes and technology.
  • Play a direct role in delivery of Cyber security engagements (IT and OT engagements), development of proposals in this area, and develop Cyber Security solutions.
  • Support our clients to secure their IT/OT environments, either through advisory and/or implementation support.

Requirements

What you’ll need
  • 4+ years of experience in the Cyber Security or OT Security Domain
  • Certifications – CCNA, CISSP, CISA, CISM, GICSP or equivalent (technology-based)
  • Strong knowledge of cyber / information security concepts, Risk and controls concepts.
  • Knowledge of OT-ICS Security standards, including NIS2, ISA/IEC 62443, NIST 800-82, NERC-CIP
  • Strong knowledge of IT infrastructure and Networking, including Firewalls and IDS/IPS.
  • Strong knowledge of TCP/IP, concepts of OSI layer and protocols, networking, and security concepts.
  • Strong understanding of security-related operational processes in OT environments.
  • Knowledge of cyber threats and vulnerabilities related with OT infrastructure (OS, Network, OT-specific equipment is a definite plus).
  • Security Assessments: Proven experience conduction Information Security assessments.

Benefits

Comp & perks
  • Continuous learning : You’ll develop the mindset and skills to navigate whatever comes next.
  • Success as defined by you : We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.
  • Transformative leadership : We’ll give you the insights, coaching and confidence to be the leader the world needs.
  • Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.

ATS Keywords

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Hard Skills & Tools
Cyber SecurityOT SecurityRisk ManagementInformation SecuritySecurity AssessmentsNetworkingFirewallsIDSIPSTCP/IP
Certifications
CCNACISSPCISACISMGICSP