Gregory M. Castillo A.
Senior Control Systems Engineer @Deg Engineering Inc
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WORK HISTORY
Senior Control Systems Engineer @Deg Engineering Inc
Provided technical leadership and acted as a key liaison between the Automation Manager, Operations, Engineering, and E&I teams, ensuring consistent communication and alignment of automation strategies. Delivered hands-on expertise in ABB 800xA DCS, SCADAPack RTUs, and AB PLCs, including Alarm Management, High-Performance HMI design, loop tuning, and process optimization to enhance control reliability. Supported Operations with DCS impairments, troubleshooting, and root-cause analysis, ensuring minimal downtime and operational resilience. Maintained system integrity through proactive management of virtual environments, networking infrastructure, system backups, and SCADA/RTU configurations. Contributed to company cybersecurity governance and compliance, supporting the development of secure PCN architectures (Purdue Model) to mitigate cyber and physical risks. Collaborated with Engineering to implement and validate MOC initiatives, ensuring safety, compliance, and operational readiness. Provided E&I support for maintenance, calibration, and system upgrades, bridging instrumentation and automation disciplines. Assisted the Automation Manager with leadership functions, team coordination, and mentoring. Collaborated with Operations, Engineering, Integrated Operations Centers (IOC), and Measurement teams to standardize automation practices, improve alarm rationalization, and enhance measurement accuracy. Supported initiatives in remote monitoring, predictive maintenance, and lifecycle management of PLC/RTU infrastructure to minimize downtime and capital exposure. Managed and modernized SCADA systems, including alarm management, HMI upgrades, and workflow improvements.
EDUCATION
Instituto Universitario Politecnico De Las Fuerzas Armadas Nacionales
Electronic Engineer
Universidad Central de Venezuela
Master Degree (2 Semesters Completed)
ABOUT GREGORY M. CASTILLO A.
I am an Electronic Engineer focused on Process Control and Instrumentation with extensive hands-on in- Control Logic Configuration, Installation, Commissioning and System Start-Up- P & IDs interpretation and redlining, Instrument Index, Control Narrative and Shutdown Key Interpretation and markups- Development of FAT and SAT procedures and related documentation- Responsible for the fully integration of the Control Hardware (DCS, PLC and SCADA) with the Operator Console (HMI)- Alarm Management Strategy Champion- Control Loop Performance Monitoring and Actionable Items coordination and implementation- High Performance HMI Strategy Implementation. Some of the Tecnologies I work with- ABB Symphony Plus HMI - ABB Infi90 DCS System- 800xA Operator Consoles HMI - Rockwell Studio and Factory Talk View / Logix Designer / Prosoft - SCADAPack The right work environment for me is where- Challenges are presented to me in a daily bases - I can make use of my skills and develop new ones - My performance contributes to the growth of the company and colleagues- Professionalism and ethics are a big part of the work environment
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