Subramanian Ramanathan

Experience

• 

  Kothari Sugars and Chemicals (Petrochemicals Division)

  Sept 1993 - Aug 1994

  Instrument Maintenance Engineer

  Responsible for Maintenance for Control System and Instruments at PIB (Poly Iso Butylene) and PNCB/ONCB (Para / Ortho Nitro Chloro Benzene) facilites

• 

  Chennai Petroleum Corp. Ltd (Indian Oil)

  Sept 1994 - Dec 2005

  ● Provided technical leadership for project engineering, executing large-scale grassroot and expansion projects including New Crude distillation Unit & Hydrocracker unit, Debottlenecking of FCCU, New DHDS unit and new truck loading facility● Led the commissioning of new Control Room with Yokogawa CS3000 DCS, ProSafe PLC, Woodward Governors, CCC Antisurge controllers and Bentley Nevada Vibration monitors Handled control systems and instrument maintenance, coordinating plant turnarounds and regular maintenance in various plants (CDU, FCCU, H2, DHDS, Hydrocracker, Lube, SRU)

  • Deputy Manager (Projects - Instrumentation)

    Apr 2001 - Dec 2005

  • Senior Engineer ( Instrument Maintenance)

    Sept 1994 - Mar 2001
• 

  EQUATE Petrochemical Company شركة ايكويت للبتروكيماويات

  Jan 2006 - now

  Provide full responsibility for Process Automation Systems and serve as technical expert to support Operations/Maintenance. Manage and maintain Control system and ICS networks, implementing On-Process migrations & upgrades. Develop and Implement Process control strategies and Safety Logics. Troubleshoot Field Instrumentation, performing root cause investigations and providing engineering solutions for design issues to enhance plant reliability. Lead implementation of Expansion, Improvement and Obsolescence mitigation projects. Serve as SIS expert participating in Hazop, LOPA and leading SIS implementation performing Safety Requirement Specifications (SRS), SIL verification, Proof test interval calculations using ExSILentia, SIF validation and Proof test procedures, records, develop policies and procedures, conducting periodical audit, conducting SIS workshops to enhance awareness and achieving compliance. ● Provided Technical Leadership for executing Honeywell DCS migration, Triconex Safety System Upgrades, ICS network upgrades, various PLC upgrades, Turbo machinery Control System Upgrades and Online Analyser Upgrades● Led Control System and Instrument scope of major expansion projects● Led Control System and Instrument scope in multiple plant Turnarounds including Ethylene Cracker, EOEG plant, Utilities - Boilers, Air separation plant etc. ● Led Cybersecurity audit on Safety Systems and implemented gap closure plans hardening the Safety System from Cyber attacks● Led Obsolescence evaluation team to develop road map for mitigating obsolescence issues on Control Systems and Instrumentation ● Led Benchmarking study of Control System performance and identified improvement opportunities ● Established newer automation technologies based on Digitalization and Big data analytics to enhance plant performance● Implemented Sig Sigma projects worth more than $6M Show less Execution of in-house engineering projects, conducting FEED, estimating project costs, and securing approval for project budget. Prepared BOM and material requisition for control system and instrumentation, overseeing technical bid evaluation of vendor’s offers and performing Factory Acceptance Test (FAT), Integrated FAT, and Site Accepted Tests for control systems. Carried out detailed engineering for control system and instrumentation, including Instrument Index, Data sheet, Loop Sheet, Layout drawings, Hookup drawings, JB / Cable routing drawings, Cabinet layout / Termination drawings, Control Strategy, Logic drawings, alarm rationalization, Compiled construction work packages for execution, pre-commissioning/commissioning, technical support, and project management documentation. Utilized Smartplant Instrumentation and Instrument/Valves sizing software to complete tasks. ● Led the successful engineering and commissioning of new Cracking furnace in Ethylene Unit, adding new Controller, developing and implementing Process Control Code, expanding existing Safety system, Commissioning and handing over to operations/maintenance.● Led Technical Study, Cost Estimation and Engineering for several In-house Improvement projects Show less

  • Sr Process Automation Engineer

    Apr 2008 - now

  • Control Systems and Instrument Design Engineer

    Jan 2006 - Mar 2008