OT Security Architect

SAPHIR

📍 España, Romblon, Philippines

Full-time IT & Technology Posted March 03, 2026

Job Description

A senior, forward-thinking OT Security Architect with deep technical roots in industrial cybersecurity and a strong system-level mindset. This role goes beyond implementation and focuses on designing, governing, and evolving secure OT architectures across complex industrial environments. The OT Security Architect understands legacy constraints, production realities, and business drivers, and translates them into scalable, secure, and operable architectures. They act as a technical authority for OT security, bridging engineering, IT, operations, and pre-sales teams.

Core Responsibilities

OT Security Architecture & Design

  • Design end-to-end OT security architectures , including:
    • Network segmentation and zoning (aligned with Purdue / IEC 62443)
    • Secure connectivity between OT, IT, DMZ, and external systems
    • Firewall placement, rule strategy, and defense-in-depth concepts
  • Define ...