What are the responsibilities and job description for the Operational Technology Security Architect position at IPolarity?
Job title – OT Security Architect
Work location - Bedford, MA 01730, Hybrid
Mandatory skills - The role focuses on Rockwell PLC (ControlLogix/CompactLogix) systems, Ignition SCADA, and compliance with EU Cyber Resilience Act (CRA), IEC 62443/ISA99, ISA 95, GMP, and FDA 21 CFR Part 11.
Domain – Cyber Security
Any certification required - Preferred Certifications
IEC 62443 Cybersecurity Expert
GICSP / CISSP
Rockwell Automation certifications
Complete job description –
Define and maintain global OT reference architecture (Purdue model, zones & conduits, DMZ).
Lead CRA implementation and gap assessments for OT systems.
Secure and harden Rockwell PLCs and Ignition SCADA environments.
Perform OT cyber risk assessments and threat modelling.
Implement secure configuration baselines for servers and engineering workstations.
Ensure compliance with GMP & FDA 21 CFR Part 11 (audit trails, electronic records, RBAC).
Support Computer System Validation (CSV) documentation (URS/NFR/FS/DS/IQ/OQ/PQ).
Define patch management and vulnerability handling processes for validated OT systems.
Support audit readiness and regulatory inspections.
Interview mode - In person/Virtual - Virtual
How many rounds of interview – 1 or 2