The document is a curriculum vitae that provides details about Antro Sahaya Mathan's work experience in oil and gas production and gas processing fields over 11 years in India and abroad. It summarizes his roles and responsibilities in wellhead operations, production plant operations, commissioning activities, and experience with equipment like separators, compressors, and dehydration units. It also lists his educational qualifications and passport information.

1. PRODUCTION AND GAS PROCESSING
FIELDS) CURRICULUM VITAE
POST APPLIED FOR : Commissioning/Production Operator
Name : Antro Sahaya Mathan
Marital Status : Married
Nationality : Indian
Languages Known : Tamil, English &Hindi
E-mail Address : jantro1985@yahoo.com
Permanent Address : S/o M.Jeya Seelan, East Rice Mill Street,
Vadakkankulam, Tirunelveli District,
Tamil Nadu –627116, India.
Tel.No: (+213)674079555, (+91) 9952417573.
Educational Qualification : D.M.E
Passport Details
Passport No : M 8954633
Date of issue : 24-06-2015
Date of expiry : 23-06-2025
Place of issue : Abu Dhabi
Emigration Clearance Not Required
Occupational Training
 Permit to Work (Issuing Authority)
 Gas Tester (OSHA standards)
 Breathing Apparatus training
Fire & Safety: Having good knowledge in fire and safety system, participated in fire and safety
classes conducted by ONGC , fire & safety periodically and forced some emergency and handled
them efficiently.
Total 11 Years in India & Abroad Oil & Gas Field
Summary of Experience:
CLIENT COMPANY POSITION LOCATION DURATION
SONATRACH /
FIRST CALGARY
PETROLIUM’S
DAEWOO E&C Lead Operator
MENZEL LEDJMET
EAST (SAHARA),
ALGERIA
Jun-2016 to Till
Date
TAKREER
REFINERY DAEWOO E&C
Field Operator RUWAIS,
ABU DHABI
Apr-2013 to Oct-
2015
CAIRN ENERGY BRUNEL INDIA
PVT LTD
Production
Operator
RAJASTHAN,
INDIA
Apr -2010 to Apr
-2013
CAIRN ENERGY AARVI ENCON Commissioning
Operator
RAJASTHAN,
INDIA
Jan-2010 to Mar
-2010
YEMEN LNG
REFINERY
PUNJLLOYD Commissioning
Technician
BALHALF,
YEMEN
May 2008 to July
2009
OIL INDIA OFS Production
Operator
RAJASTHAN,
INDIA
Apr 2006 to Apr
2008

2. ONGC TAKKANS NACKO Production
Operator
MUMBAI
INDIA
July 2005 to Mar
2006
Equipment’s handled: Various types of Pumps and Compressors, Turbines, Distillation columns,
Exchangers, Slug Catchers, Separators, Vacuum Deaerators, Dehydration Columns, Reboilors,
Vacuum Ejectors, Desaltors etc.
Chemical Handled: Demulsifier, Corrosion inhibitor, Scale inhibitor, ρhcontroller, Amine (DEA),
Antifoam, Biocide, Oxygen Scavenger, Tri Ethylene Glycol, Hot Oil, Coagulant, Sodium
Hypochlorite, all types of refinery based hydrocarbons.
Production Responsibilities
Wellhead operation
 Operation of WHCP panel (wellhead hydraulic control panel).
 Operation of RTU (remote terminal unit).
 Opening and closing of wells in safe manner.
 Opening of wellhead by sequence SCSSV, UMV, WV.
 Closing of wellhead by sequence WV, UMV, SCSSV.
 Adjusting the chock valve as per the control room instruction.
 Wellhead depressurization in safe manner.
 Monitoring casing pressure.
 Pigging operation.
 Air compressor change over and lube oil change over.
 Valve greasing.
 Assisting well services and maintenance crew.
 Chemical injection pumps operation and calibration.
 Chemical top up (corrosion inhibitor, de-emulsifier, methanol).
 Crude oil sampling.
 Sump vessel level checking and sump pump operation.
 Reading of all parameters including chemical stock report.
 Maintain DM water level.
 Housekeeping and water washing of wellhead deck.
 Download monthly XPIO data and copy to team leader or production supervisor.
Production plant operation
 Make regular routine checks of all equipment and units to ensure that they are
functioning correctly in accordance with standard operating procedure.
 Check and record in the plant log sheet each and every hour a variety of reading such as
oil and gas flow, temperature and pressure and record usual occurrences Start, check
and stop pumps locally according to instructions or in case of emergency.
 Open or close the injection water distribution manifold and gas lift manifold on the
satellites which receive treated water from the process platform and distribute it to the
relevant well head platforms under the guidance of the executive engineer.
 Operation of Test separator, HP separator, LP separator, Heat Exchanger, Oil Surge
drum (storage tank).
 Operation of Degasing vessel, produced water pump, produced water conditioner
(storage tank), water injection tank and water injection pump.
 Operations of HP, LP, knock out drum, HP, LP flare header and flare pilot.
 Flushing of test separator, HP separator, LP separator, oil surge drum LG and LIT.
 Flushing of vessels and column LG and LIT.
 Operation of gas sweetening unit, Amine contactor, Amine stripper column, Amine
reboiler, Amine flash drum, Cartridge filter, Charcoal filter, Amine heat exchanger,
Amine surge drum, Amine circulation pump, Amine cooler.

3.  Operation of Gas dehydration unit, Glycol contactor, Glycol stripper column, Glycol
reboiler, Glycol flash drum, Cartridge filter, Charcoal filter, Glycol heat exchanger, Glycol
surge drum, Glycol circulation pump, Glycol cooler.
 Check the water/oil interface level in sumps tanks and operate their pumps locally when
they required.
 Unload chemicals into tanks for injections, start and adjust the flow rate of chemical
injection pumps as required.
 Operation of Gas Turbine Generator, WHRU, hot water expansion vessel, hot water
pump, fresh water makeup, hot water flushing to flare pilot line.
 Operation of VRU, top up of lubricant oil, crankcase oil.
 Operation of fuel gas scrubber and heater.
 Change over and monthly maintenance of all pumps, compressors, vessels, heaters, GTG
and RO plant.
 Assist in carrying out the routine weekly run test of equipment’s like emergency diesel
generator, diesel and electrical fire pumps, etc.
 Lineup of Test separator, HP separator, LP separator oil line to degassing vessel.
 Lineup of Test separator, HP separator, LP separator gas line to HP, LP flare header.
 Lineup of Test separator, HP separator, LP separator gas line to GSU, GDU and injection
compressor.
 Operation of export oil pump and metering skid.
 Participate, under instruction in launching pigs into pipelines, prepare pig receiver
stations and remove the pig and check it for damages under the guidance of the
executive engineer.
 Report all equipment and instrument defects and leaks immediately to my executive
engineer and take possible corrective action.
 Collect oil, gas and water samples and measure that water cut in oil, salt concentration
in the produced water and pass the samples to the laboratory for analysis.
 Nitrogen purging of all vessels, column, flare, fuel gas line, sour gas line and crude oil
line.
 Blow down of suction scrubber of gas compressor each stage.
 Operation of gas injection compressor.
 Initiate and lead firefighting or other emergency actions in my area until it is taken over
by higher authority.
 Checking the leakage of gas like hydrogen sulfide, carbon dioxide.
 Maintain good housekeeping and ensure the satellite is kept clean and tidy.
Commissioning Activities
 Throughout the construction period up to completion, the Commissioning Operator will
become familiar with the design; layout and ongoing status of the systems assigned and
will monitor and assist with all pre-commissioning activities.
 During the commissioning phase the Commissioning Operator will inspect, test and
operate systems and associated equipment, applying commissioning procedures and
vendor procedures.
 Duties of during pre-commissioning includes: Witnesses and assists in the pre-
commissioning of systems through close liaison with construction and subcontractor
personnel.
 Ensures all pre-commissioning activities are completed to the necessary quality in
accordance with the system pre-commissioning work plans.
 Carries out and completes record sheets for equipment tests, blind isolations, temporary
closures, internal inspections, safety checks, and media loading.
 Reviews systems for operability and operational safety, and where necessary proposes
punch queries for supervisory review.

4.  Duties during commissioning includes, Carries out commissioning static and dynamic
tests, and signs off checklists and method statement records to confirm the activities
Have been satisfactorily completed.
 Coordinates the simultaneous activities of vendors, subcontractors and disciplines during
these tests to enable maximum functionality of equipment to be demonstrated.
 Monitors the safe conduct of the work and ensuring the work permit safety conditions
are being met.
 Applies commissioning standard safety measures to all work.
 Starts up and operates equipment during testing and in early utility service, until the
system is turned over from commissioning to operations.
Details of Experience:
Off-shore / On-shore Wellhead and Process Platform Experience: Wellhead operations, Well
testing and collecting samples, Specific gravity checking, BS&W Checking and Oil and gas ratio
calculation. SDV, SSSV opening operations, well head panel board operations. Flow line checkup
for leaks and flow line flushing jobs. Pig launching and receiving. Isolation and hand over wells
to well services for perforation.
Well Test: Choke manifold operation, control head operation, test separator - PCV, LCV
operation, orifice plate changing, oil and gas ration calculation, X-mas tree operation, well
opening and closing operation. Annulus valve, lower master valve, upper master valve, crown
valve & wing valve operation. SSSV and SSV panel board operation, two phase and three phase
separators handling.
Crude gathering station and crude stabilisation unit: Horizontal 3 phase separators
operations. Handling HP, MP& LP Separators. Knowledge in Chemical injection, Heat exchanger,
Gas dehydration unit and Glycol regeneration. Operation of crude oil transfer pumps and gas
compressors. Operation of Water injection and Gas injection to wells, and Pipeline Pigging
operations. Co ordinate with Control Room Operations as well as Field Production Facility
Activities of all. In process plant capacity - 300,000 BOPD.
Gas Dehydration Unit: The dehydration consists of two sections. 1. Dehydration section and 2.
Glycol Regeneration section. Natural gas from HP, test separator constitutes feed to Gas
Dehydration system.
Glycol purification, Glycol Regeneration, Natural Gas dehydration, Coalescer separator, Glycol
contactor, Glycol Recovery scrubber, Reboiler, Burner Reflux coil, Glycol Flash Drum, Charcoal
Filter, Lean / Rich Glycol exchange, Glycol storage tank, Three way valve, Glycol Booster and
circulation pump operation Glycol pumped in the system and also the pH value checking at
Glycol, Fuel gas, Pilot gas, Blanket gas and stripping gas operation.
Gas Injection Unit: Inject high pressure dehydrated gas into the well reservoir, Operation and
maintenance of multistage gas compressors, Scrubbers, Inter Coolers, After Coolers, separators,
Start up and shut down operations of compressor at gas injection unit, control the dryers,
pressurization/depressurization of the dryer, control the cool box, operations and maintenance
of single stage and expander, handling LPG dispatch centrifugal type compressors and NGL
pumps.
Advanced Flare system: Flare is equipped with a primary ignition system based on High
Integrity Continuous Sparking ignitors HICS type and a back up ignition system based on gas
pilots equipped with high energy ignition HEI system. Operations controlled by local control
panel and monitoring in DCS.
Date:
Place: INDIA J.ANTRO