OT Cybersecurity Architect for Industrial Control Systems

Puffer-Sweiven

Stafford (TX)

On-site

USD 110,000 - 160,000

Full time

2 hours ago

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Job summary

Puffer-Sweiven, a trusted provider of process control and automation solutions, seeks an experienced OT cybersecurity professional to lead on-site deployment and architecture reviews. You will work with DCS/PLC/SIS systems, implement threat monitoring, and guide customers through audits and compliance processes.

The role requires 5+ years in OT cybersecurity, strong ICS knowledge, and hands-on experience with Dragos/Nozomi/Claroty and industrial protocols.

Qualifications

Bachelor's degree in Engineering, IT, Cybersecurity or related field.
5+ years of OT cybersecurity or industrial networking.
Strong understanding of ICS and OT environments.
Hands-on deployment of OT threat monitoring solutions (e.g. Dragos, Nozomi, Claroty).
Knowledge of industrial protocols such as EtherNet/IP, Modbus TCP, PROFINET, OPC UA.

Responsibilities

Lead on-site deployment and integration of OT cybersecurity and platform integration solutions including threat monitoring, secure remote access, endpoint protection, network monitoring, and data integration platforms.
Identify critical logging and monitoring sources and develop corresponding monitoring strategies, baselines, alert tuning, correlation rules, and escalation paths.
Lead security event analysis and investigate alerts and anomalies.
Perform security architecture reviews and risk assessments of DCS, PLC, SIS, and supporting infrastructure.
Develop OT security procedures, standards, and playbooks; support MOC.
Support network segmentation, secure remote access, firewall configuration, and access control in industrial environments.
Assist customers with cybersecurity documentation, policies, and procedures to support compliance and audits.
Collaborate with project teams to integrate cybersecurity into automation project lifecycle phases.
Serve as a technical advisor to customers, providing recommendations, best practices, and operational guidance.
Support FAT, SAT, commissioning, and startup activities related to OT cybersecurity.
Work closely with OEM and technology partners to deliver robust integrated solutions.
Develop and deliver technical documentation, standards, and customer-facing reports.