Security Engineer

Role: OT Security Engineer

Industry: Telecommunications

Location: Brussels - Hybrid (4 days per month on site)

Type: Freelance

Daily Rate: 950 EUR per day

Languages: Dutch and English fluency required

Tech stack:

• OT/ICS
• Palo Alto
• SIEM

Key Responsibilities

• Align OT security measures with industry standards like IEC 62443 and NIST 800-82 while coordinating with IT and operations teams.
• Continuously analyze network traffic, detect anomalies, and respond to cybersecurity incidents affecting industrial control systems (ICS).
• Implement and maintain Palo Alto Networks firewalls, security policies, and segmentation strategies to protect OT environments.

An ideal candidate will have experience with Palo Alto Networks security solutions (NGFWs, Cortex XSOAR/XDR, Prisma Access) and OT/ICS environments (SCADA, DCS, PLCs). They should be skilled in network security, segmentation, and threat detection, with knowledge of OT protocols (Modbus, Profinet) and certifications like PCNSE or CISSP. Strong problem-solving skills, experience in incident response, and the ability to collaborate with IT and OT teams are essential.

If you find your skills are a match for this role, reach out to me at