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Deloitte

senior ot security engineer

Oct 2, 2026 · Deloitte

Αττική·Oct 2, 2026
ΑττικήOn SiteΠληροφορικήPermanentFull Time
JOBILY AI SUMMARY

What you'll do

  • Monitor and secure OT/ICS environments using OT threat-detection platforms
  • Analyze and respond to alerts, identifying anomalies and suspicious activity across industrial networks
  • Support clients in identifying security weaknesses and improving cyber resilience through custom detection rules and use cases for OT/ICS
  • Assess industrial network architectures, improve network segmentation, and enhance OT environment security and resilience
  • Support vulnerability management activities and remediation planning across OT environments
  • Collaborate cross-functionally with OT, network and field engineers to integrate security into operational processes
  • Act as a technical lead during client engagements, solution implementations, and project delivery, providing guidance and mentorship to junior team members

Key requirements

  • 3+ years' experience
  • Experience with OT/ICS threat-detection platforms and monitoring
  • Skills in network security controls design, implementation, and configuration
  • Knowledge of industrial network architectures and network segmentation techniques
  • Familiarity with industrial systems and protocols such as PLCs, SCADA, DCS, and HMIs
  • Understanding of OT security standards and frameworks including IEC 62443 and NIST SP 800-82
  • Experience with security network engineering, network routing and switching
  • Working knowledge of SIEM, IDS/IPS, and firewall technologies
  • Ability to analyze and respond to alerts and anomalies
  • Experience in security vulnerability management and remediation planning
  • Strong cross-functional collaboration with OT, network, and field engineers
  • Effective communication of technical concepts to both technical and non-technical stakeholders
  • Mentorship and technical leadership capabilities
  • computer science / electrical engineering / computer engineering / network engineering / information securitypreferred

Benefits

  • Continuous learning opportunities, exposure to complex projects, and collaboration with experts across Deloitte's European network to accelerate professional growth.

About the job

As a Senior OT Security Engineer, you will work alongside highly skilled Cyber Security professionals who are passionate about technology, committed to excellence, and driven by delivering value to our clients. Collaboration, innovation, and a strong customer focus are at the core of everything we…

About the company

Deloitte drives progress. Our firms around the world help clients become leaders wherever they choose to compete. Deloitte invests in outstanding people of diverse talents and backgrounds and empowers them to achieve more than they could elsewhere. Our work combines advice with action and integrity. We believe that when our clients and society are stronger, so are we.


Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited (“DTTL”), its global network of member firms, and their related entities. DTTL (also referred to as “Deloitte Global”) and each of its member firms are legally separate and independent entities. DTTL does not provide services to clients. Please see www.deloitte.com/about to learn more.

Workplace
On Site
Sector
Πληροφορική
Employment Type
Permanent
Work Time
Full Time

About the company

Deloitte drives progress. Our firms around the world help clients become leaders wherever they choose to compete. Deloitte invests in outstanding people of diverse talents and backgrounds and empowers them to achieve more than they could elsewhere. Our work combines advice with action and integrity. We believe that when our clients and society are stronger, so are we.


Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited (“DTTL”), its global network of member firms, and their related entities. DTTL (also referred to as “Deloitte Global”) and each of its member firms are legally separate and independent entities. DTTL does not provide services to clients. Please see www.deloitte.com/about to learn more.