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Confidential 2026-07-01
Principal OT Security Architect (Critical Infrastructure)
Remote - US (Houston, TX preferred)
Role Overview
Lead the design and implementation of secure OT architectures for critical infrastructure assets. You will define security standards for ICS/SCADA environments and bridge the gap between IT security policies and operational reality.
The Mission
- ·Design and implement secure network architectures for ICS/SCADA environments according to IEC 62443 standards.
- ·Lead risk assessments and threat modeling workshops for new and existing operational assets.
- ·Bridge the gap between IT security governance and OT engineering requirements.
Relevant Skills and Experience
- ·10+ years of cybersecurity experience with at least 5 years in OT/ICS environments.
- ·Deep understanding of Purdue Model, Modbus, DNP3, and other industrial protocols.
- ·CISSP, GICSP, or similar certifications preferred.
Job Summary
Company
Confidential
Salary Range
$200k - $225k
Job Type
Full-Time
Location
Remote - US (Houston, TX preferred)
Travel
25%
Protocol / Tech
Controls Systems/Automation/ Purdue Model
VMG guarantees strict confidentiality for all applicants.