OT Cybersecurity Specialist
Summary
On-site OT cybersecurity specialist at an Emerson Impact Partner in Corpus Christi, TX: deploys threat monitoring (Dragos/Nozomi/Claroty), secure remote access, network segmentation, and incident response for industrial control systems (DCS, PLC, SIS) at customer facilities, while advising customers and supporting commissioning. Requires 5+ years in OT cybersecurity/industrial networking.
Company Description:
For over 80 years, Puffer-Sweiven has set the standard in equipment and services for process control, automation, safety, and reliability. We help process-intensive facilities run more efficiently and safely by delivering quality products, technical support, and knowledgeable staff to implement the needed process solutions — with the goal of exceeding customer expectations. Our dedication brings the most advanced products and services to our customers throughout the Central and Gulf Coast regions of Texas.
Specialties:
As an Emerson Impact Partner, we offer a broad base of superior solutions including the top product lines for a given application. Our specialties at Puffer-Sweiven include:
- Process Control & Safety Systems
- Control Valves & Regulators
- Isolation Valves & Actuation
- Oil & Gas Automation
- Reliability Solutions & Services
- Pressure Management
- Specialty Pumps & Rotating Equipment
- Instrumentation
- Maintenance & Repair Services
Duties and Responsibilities:
OT Cybersecurity
- 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.
- Support OT Incident Response efforts.
- 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.
Project & Customer Support
- 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.
Required Qualifications
- Bachelor’s degree in Engineering, Information Technology, Cybersecurity, or a related field (or equivalent experience).
- 5+ years of experience in OT cybersecurity and/or industrial networking.
- Strong understanding of industrial control systems (ICS) and OT environments.
- Hands-on experience with industrial networking technologies, including managed switches, firewalls, and routers.
- Hands-on deployment experience of OT threat monitoring solutions (e.g. Dragos, Nozomi, Claroty).
- Knowledge of industrial protocols such as EtherNet/IP, Modbus TCP, PROFINET, OPC UA, and similar.
- Strong troubleshooting, analytical, and problem-solving skills.
- Ability to communicate effectively with operations, engineering, and IT stakeholders.
Preferred Qualifications
- Experience in oil & gas, chemicals, refining, power, or manufacturing industries.
- Experience with Emerson, Honeywell, and Rockwell systems.
- Cybersecurity certifications such as GICSP, GRID, CISSP, or ISA/IEC 62443.
- Experience with secure remote access solutions.