Network Specialist

infraone ’s purpose is to protect the critical infrastructure modern life depends on—from factories that produce essential goods to utilities and water supply—by providing world-class cybersecurity and network services to operational-technology (OT) environments.

Born from an engineering company in 2011, we have delivered 700+ cybersecurity and IT / OT infrastructure projects and maintain 24×7 support for leading manufacturers across Europe. Guided by the values of Ownership, Customers First, Trust, Ambition, and Excellence, we are building Europe’s leading OT-cybersecurity services firm.

Relocation from other countries will not be available for this role!

The Opportunity

As a Network & Security Specialist , you will join the Network & Security team supporting some of the largest pharmaceutical manufacturers in Europe. Your mission is to ensure the design, administration and reliability of all systems that support production processes, from core IT services to industrial OT infrastructure. You will be part of a team responsible for maintaining the availability and robustness of networks that are critical to manufacturing continuity.

Key Responsibilities

• Lead technical engagements : Drive the design, deployment, and integration of advanced industrial cybersecurity (OT / IT) solutions, ensuring security, reliability, and compliance with industry standards.
• Hands-on expertise : Act as a senior technical authority for complex network and security architectures, including segmentation, firewalls, IDS / IPS, secure remote access, and industrial protocols.
• Incident response & troubleshooting : Provide expert-level (L3) support, root cause analysis, and remediation for critical OT / IT security incidents.
• Consulting & client advisory : Serve as a trusted technical advisor to clients, guiding them in assessing risks, designing secure architectures, and implementing cybersecurity strategies for industrial environments.
• Technical leadership : Mentor and support junior consultants, conduct technical reviews, and foster knowledge-sharing within the team.
• Continuous improvement : Identify emerging threats, technologies, and methodologies to strengthen service delivery and develop new cybersecurity offerings.
• Cross-team collaboration : Work closely with internal stakeholders and technology partners to deliver high-quality, end-to-end cybersecurity solutions.
• Future growth (mid-term) : Develop the capability to independently manage projects, coordinate technical teams, and contribute to the growth of the Network & Security practice.

Minimum Qualifications

Nice-to-Have

Benefits & Development