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Expleo Group

OT Network Specialist

Expleo Group

. Design and implement OT network architectures and cybersecurity solutions according to project and customer requirements .

Posted 9/29/2026full-timeZürich • SwitzerlandMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in designing and implementing OT network architectures and cybersecurity solutions, with a strong focus on industrial networking and cybersecurity principles. Proficient in configuring network infrastructure components and supporting project teams in operational activities.

Highest-signal resume keywords
Network Engineering ExperienceIndustrial Networking KnowledgeCybersecurity PrinciplesNetwork Technologies (Hirschmann, Siemens, Fortinet, Phoenix Contact)Network or Cybersecurity Certifications

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Network Architecture DesignCybersecurity Solutions ImplementationFirewall ConfigurationVLAN ConfigurationNAT ConfigurationIndustrial Network TopologiesNetwork TestingTroubleshooting Technical IssuesSiemens PCS7Allen-Bradley Architectures
Industry Keywords
OT EnvironmentsIndustrial AutomationControl SystemsContinuous ImprovementDocumentationOperational SupportFAT Activities

Tech Stack

Tools & technologies
Cyber SecurityFirewalls

About the role

Key responsibilities & impact
  • Design and implement OT network architectures and cybersecurity solutions according to project and customer requirements
  • Configure and maintain network infrastructure components, including firewalls, VLANs, NAT configurations, and industrial network topologies
  • Support project teams throughout the implementation of network and cybersecurity solutions
  • Perform network and cybersecurity testing, including FAT activities, and troubleshoot technical issues
  • Contribute to the continuous improvement of network standards, documentation, and operational support activities

Requirements

What you’ll need
  • Degree in Computer Science, Network Engineering, Information Technology, or a related field
  • Minimum 5 years of experience in network engineering within industrial or OT environments
  • Strong knowledge of industrial networking, including firewalls, VLANs, ring topologies, and 1:1 NAT configurations
  • Experience with network technologies from vendors such as Hirschmann, Siemens, Fortinet, or Phoenix Contact
  • Familiarity with OT control systems and industrial automation environments is highly desirable
  • Experience with Siemens PCS7 and/or Allen-Bradley architectures is an advantage
  • Knowledge of cybersecurity principles for industrial networks
  • Network or cybersecurity certifications are considered a plus
  • Fluent English required; German is an advantage
  • Visa sponsorship is not available

Benefits

Comp & perks
  • Strong technical and human support on every project
  • Continuous training and professional development opportunities
  • Participation in dedicated industry events
  • A dynamic and collaborative team environment
  • Occasional international travel may be required