ARUN K. SASI
Dammam,Eastern Province
Summary
Experienced Commissioning and Project Engineer with over a decade of proven expertise in both offshore and onshore oil & gas and petrochemical projects across the Middle East and India. Strong background in leading pre-commissioning and commissioning activities for complex mechanical and process systems, including gas lift lines, rotating equipment, skids, tank farms, and utility systems. Adept at managing vendor interfaces, hook-up coordination, fabrication readiness, and critical milestones such as MC, RFC, and RFSU. Hands-on experience in high-pressure leak testing, flushing, blowing, drying, inerting, and system start-up support, with solid exposure to DCS operations during commissioning and start-up phases. Recognized for effective coordination with multidisciplinary teams, strict adherence to QA/QC and safety standards, and successful delivery of large-scale offshore and onshore projects for major operators and EPC contractors.
Overview
17
17
years of professional experience
2008
2008
years of post-secondary education
Work history
Commissioning Engineer
SAIPEM
Damman, Saudi Arabia
12.2025 - 01.2026
- Project: LTA 124 with Saudi Aramco – Marjan Oil Field (Offshore)
Dec 2025 – Present - Led pre-commissioning activities for offshore platforms in Marjan Oil Field project.
- Managed vendor mobilization and demobilization efficiently.
- Coordinated with Hook-Up team for effective interface management.
- Conducted high-pressure Nitrogen–Helium leak tests on Gas Lift lines.
- Commissioned mechanical systems, including Slope Pumps, CIU Skids, and Monorails.
- Ensured onshore fabrication readiness for seamless offshore installation.
- Supported MC, RFC, and RFSU milestones throughout project lifecycle.
Project Engineer
Uni Power Contracting W.L.L
01.2021 - 11.2025
- Planned, scheduled, and monitored project execution.
- Ensured compliance with QA/QC and project standards.
- Coordinated with clients and project managers.
- Oversaw quality control and technical reporting.
Commissioning Engineer
McDermott
Sohar, Oman
05.2018 - 10.2020
- Prepared method statements with marked-up P&IDs for pre-commissioning and commissioning activities.
- Executed pre-commissioning tasks including water flushing, air blowing, drying, steam blowing, and operational leak testing.
- Coordinated chemical cleaning, boil-out processes for boilers and furnaces, and cooling water system conditioning.
- Conducted mechanical run tests for rotary equipment while monitoring and logging performance parameters.
- Supervised a team of 20 personnel, comprising two foremen, eight fitters, and ten assistant fitters.
Commissioning engineer
Samsung Engineering
01.2014 - 07.2017
- Executed pre-commissioning and commissioning activities for Borouge 3 and OpAL projects.
- Developed method statements and marked up P&IDs to enhance procedural clarity.
- Conducted operational leak tests using nitrogen for pipeline preservation.
- Scheduled and tracked progress of pre-commissioning and commissioning activities.
- Supported DCS operations during start-up phases.
- Reviewed and modified P&IDs to ensure compliance with specifications.
- Performed MRT for rotating equipment to maintain operational standards.
Commissioning Engineer
Water Bird Water Treatment Chemicals LLC
02.2012 - 12.2013
- Commissioned STPs, ETPs, MBBR/MBR/SBR plants.
- Developed designs, estimations, and proposals.
Commissioning Engineer
Envirochem Laboratories Pvt. Ltd
03.2009 - 11.2011
- Assisted commissioning of wastewater and RO plants.
- Revamping, O&M supervision, and proposal drafting.
Education
B-Tech - Biotechnology Engineering
Dr. Bhimrao Ambedkar University
Higher Secondary Certificate - undefined
KeralaSkills
- Commissioning procedures development
- Plant start-up experience
- Commissioning procedures development
- MS Office
- Internet Applications
Personal Information
- Passport Number: M5169372
- Number of Children: 2
- Title: Commissioning Engineer – Offshore Oil & Gas / Petrochemicals
- Date of birth: 30 Aug 1986
- Nationality: Indian
- Marital status: Married
- ID Type: Passport
- ID Number: M5169372
Languages
English
Fluent
Hindi
Fluent
Timeline
Commissioning Engineer
SAIPEM
12.2025 - 01.2026
Project Engineer
Uni Power Contracting W.L.L
01.2021 - 11.2025
Commissioning Engineer
McDermott
05.2018 - 10.2020
Commissioning engineer
Samsung Engineering
01.2014 - 07.2017
Commissioning Engineer
Water Bird Water Treatment Chemicals LLC
02.2012 - 12.2013
Commissioning Engineer
Envirochem Laboratories Pvt. Ltd
03.2009 - 11.2011
Higher Secondary Certificate - undefined
B-Tech - Biotechnology Engineering
Dr. Bhimrao Ambedkar University