This document provides a summary of Dennis A. Tigulo's educational background and work experience as a machinist. It includes his educational qualifications including a Bachelor's degree in Marine Transportation and vocational training as a Fitter Machinist. His work experience spans over 10 years working as a machinist and technician for various companies in the oil, gas, automotive and manufacturing industries. His duties and responsibilities have involved machining, repairing, overhauling and testing various mechanical equipment and parts using different machine tools and following technical specifications. He also has skills in welding, reading technical drawings, balancing machines and using measurement instruments.

1. DENNIS A. TIGULO
City Address: JB village balibago, Sta. rosa, Laguna
Provincial Address: Zamora St,, Canbanua, Argao, Cebu
Mobile Phone: +639295557729 / +639504616715
Email Address: dennistigulo@yahoo.com
EDUCATIONAL BACKGROUND
Vocational: Don Bosco Technical Institute, Makati City
Fitter Machinist / Mechanical Technology
November 2005 – April 2007
College: University of Cebu
Maritime Education and Training Center, Cebu City
Bachelor of Science in Marine Transportation
2004 – 2005
Secondary: Argao National High School
Canbanua, Argao, Cebu
2000 – 2004
Elementary: Canbanua Elementary School
Argao, Cebu
1994 – 2000
WORK EXPERIENCE
Machinist Technician / Saudi Aramco-Shedgum [Al Barrack Company]
Mechanical technician Al Hasa, Mubarraz, Kingdom of Saudi Arabia
March 2014 – March 2016
Duties and Responsibilities:
• Perform overhauling, assemble, re-assemble, diagnosing, hydro-testing and pipe
testing of valves, electrical motor, blower and pump such as vertical and
horizontal pump, shipper pump, re-boiler condensate pump, centrifugal pump,
end suction pump, injection pump, end junction pump, other rotating equipment
and stationary equipment.
• Perform assignment under maintenance department in NGL gas plant.
• Troubleshoots rotating equipment through necessary diagnostic tests,
measurements and analysis by disassembling / reassembly test of equipment and
determine steps of repair and apply applicable standard of repair.
• Machine valves and pump parts utilizing conventional machines and vertical
turning machine including center lathe, mills, drill press, Slotter, saw and grinder.
• Performing concentricity of pumps such as pump case, stopping box, bearing
housing and bracket of motor utilizing vertical lathe machine.

2. • Perform balancing, set-up and program using Hoffman and Schenck balance
machine such as electric rotor, turbine rotor, turbine, pump element, assembly
rotor, compressor pump, impeller, shaft, blower and fan.
• Performing pump alignment in different methods such as dial gauges register and
face reading, reverse reading and laser equipment methods.
• Perform probe track on a motor shaft, compressor shaft, turbine shaft, motor rotor
shaft by grinding and burnishing it and acquiring electrical reading using
oscilloscope machine.
• Studies blue prints, work scope, sketches, drawing, manual, specifications or
sample part to determine dimensions and tolerances of finished work piece,
sequence of operation and set up requirements.
• Measures, marks, and scribe dimensions and reference points on material or work
piece as a guides for subsequent machining.
• Selects, align and secure holding fixture, cutting tools, attachment, accessories
and materials on machine.
• Calculates and sets controls to regulate machining factors such as speed, feed,
coolant flow and deep and angle of cut.
• Fits and assembles parts into complete assembly and verifies dimensions and
alignment of assembly.
• Install machined replacement parts mechanism, machine and equipment and test
operation of unit to ensure functionality and performance.
• Operate welding equipment to cut or weld part if necessary.
• Develop specifications from general description and draw sketch of parts or
product to be fabricated.
• Confers with engineers, production personnel, supervisor or others to resolve
machining assembly problems.
API Machinist / Desco incorporated [oil, gas, petroleum energy industry]
Valve technician LIIP Mamplasan, Binan, Laguna, Philippines
December 2010 – March 2014
Duties and Responsibilities:
• Performs machining of all drilling tools in the field or in the shop when the rig
had their operation such as drill pipe, drill collar, heavy weights drill, bit-sub, sub-
drive and casing pipe.
• Overhaul and assemble of valve such as gate valve, check valve, relief valve and
determine the step of repair by diagnosing, measuring and analysis
• Perform machining of valve body and parts using vertical turning lathe and
horizontal boring machine including center lathe, milling, shaper, saw and
grinder.
• Perform NDT such as penetrating test and magnetic particle inspection to all the
material to be machine.
• Capable of handling lathe machine, milling machine, boring machine, vertical
lathe machine, shaper machine, surface grinding machine, radial drilling machine,
over head crane, arc welding and Tig welding machine.
• Operate of forklift and over crane by transferring any kind of material or parts to
be in any place .

3. • Capable using measuring instruments like Vernier caliper, micrometer, inside
micrometer, depth gauge and taper gauge both inches and millimeter.
• Capable to determine blue prints drawing and engineering drawing.
• Perform operation using lathe machine such as facing, turning, boring,
chamfering and any form of threading like acme, square, buttress & V-thread such
as UNF, UNC, NPT and BTC.
• Perform machining using API specification 7-1 connection such as If, regular,
extra hole, full hole, numbered connections in both pin and box connection.
• Perform operation in API drilling tools like drill pipe, heavy weights, collars,
stainless monel, sub-drive, bit-sub, rock bit, stabilizer and sleeve stabilizer.
• Perform operation in buttress casing threading in all sizes of connection.
• Perform machining of coupling, bearing housing, bearing sleeve and all flanges.
• Working of valve body and all kind of parts such as bonnet, seat, gate & segment,
stem body, yoke tube, stem nut, stem protector, bearing housing using with API
Specification 6D.
• Experience machining of heavy duties job like flange, expansion spool, extension
spool, casing head, rigid centralizer and all kind of job requirements related in oil,
gas, petroleum and energy industry.
• Perform all other duties and task as assigned.
• Follow all safety rules and company policy.
Machinist/Fabricator Takata Philippines Corporation [Auto Parts]
Laguna Technopark Binan, Laguna, Philippines
May2009-October2010
Duties and Responsibilities:
• Capable of handling lathe machine, milling machine, arc welding and tig welding
machine.
• Perform machining of coupling, bearing sleeve, bearing housing and any kind of
repair as per sample.
• Capable to determine blue prints and technical engineering drawing.
• Correctly and safely perform others work assigned by supervisor.
• Fabrication and assembly of folding table.
• Perform housing keeping at all times.
Machinist Kyoei Kogyo Phils. Corp. [Auto Parts]
Laguna Technopark Binan, Laguna, Philippines
October2008-April2009
Duties and Responsibilities:
• Capable of handling lathe machine, milling machine, face milling machine
• Perform assembly and analyze jig parts using the blue prints drawing.
• Perform other duties and task assigned.
• Correctly and safely performs other work assigned by supervisor.
• Perform housing keeping at all times.
Machinist Aichi Forging Company Of Asia [Auto Parts]

4. Bel-air Sta. Rosa, Laguna, Philippines
May2008-October2008
Duties and Responsibilities:
• Capable handling of lathe machine, milling machine, over head crane and also
operate all kind of basic machine tools.
• Determine and analyze the drawing given by the supervisor before to proceed the
job.
• Perform work with under pressure with minimal supervision.
• Perform other duties and task assigned.
• Operate and set up of cutting tools onto machine to perform machining.
• Compliance with all rules and regulations regarding safety and company policy.
Jigman/ Machinist Fravinz Enterprises Inc.
Welbourne Industrial Park
Bancal, Carmona Cavite
November2006-January2008
Duties and Responsibilities:
• Capable handling of lathe machine milling machine and operate all kind of basic
machine tools.
• Perform housing keeping at all times.
• Perform all duties and any task assigned given to me by a supervisor.
• Perform assembly, determine and analyze using blue prints or technical drawing
SKILLS AND KNOWLEDGE
• Knowledge in API specification 7-1 for drilling tools standard, API specification
6D for valves standards and API 5CT for casing pipe.
• Computer literate with Microsoft office and Internet knowledge.
• Knowledge in balancing machine, set-up and programming with static and
dynamic procedure such as turbine rotor, gas compressor rotor, impeller,
electrical rotor, blower and other rotating equipment.
• Excellent knowledge of overhauling, diagnose, assemble and re-assemble of
valves, blower and pump such as vertical and horizontal pump, shipper pump, re-
boiler condensate pump, centrifugal pump, end suction pump, injection pump, end
junction pump and other rotating equipment.
• Knowledge in probe tracking and read out electrical reading using probe track
machine
• Knowledge of NDT such as penetrating test and magnetic particle inspection
• Knowledge in gear ratio and perform gear cutting
• Knowledge in surface grinding, lathe machine operation, milling machine
• Able to do threading such as API, buttress, acme, v-thread, square and NPT
threading
• Able to read drawing such as engineering drawing, blue prints and technical
drawing

5. • Knowledge in CNC lathe, shaper machine and radial drilling, vertical turning
lathe, horizontal boring machine, center lathe, milling. Slotting, balancing
machine and smart arc machine.
• Knowledge in Vernier caliper, micrometer, depth gauge and taper gauge both inch
and metric
• Knowledge in arc welding, TIG welding and MIG welding
• Knowledge in API connection such as regular, If and extra hole both pin and box
• Familiar machining in spools, casing head, flanges, bearing shaft, crank shaft ,
bearing housing, coupling, sprocket and gears
• Familiar machining in drilling tools such drill pipe, drill collars, bit sub, bit box,
Monel, heavy weights and casing pipe
• Familiar machining of valves and parts such as body, seat, gate and segment
bonnet, stem body, stem nut, yoke tube, bearing housing.
• Familiar machining and repair of pumps and parts such as wearing, case ring
impeller, pump case, stopping box, rotating shaft, bracket, oil deflector, Babbit
bearing, bearing housing and correction of run out of pump element assembly.
• Knowledge and familiar of all requirements for the oil, gas, petroleum industry
SEMINAR AND TRAINING ATTENDED
Fire fighting Desco Incorporated
Conducted by: Brgy. Bitin, Bay, Laguna, Philippines
Duration: 1 day
Fire Fighting Saudi Aramco
Conducted by: Saudi Arabia
Duration: 1 day
CPR Training Saudi Aramco
Conducted by: Saudi Arabia
Duration: 1 day
Over Head Crane Training Saudi Aramco
Conducted by: Saudi Arabia
Duration: 1 day
PERSONAL BACKGROUND
Birthdate: September 2, 1987
Birthplace: Argao, Cebu
Gender: Male
Weight: 160 lbs
Height: 5’ 8”
Civil Status: Single
Nationality: Filipino
Religion: Roman Catholic
Language/ Dialect Spoken: English, Tagalog, Cebuano

6. Passport no.: EB4266425
Expiry Date: 12 DEC.2016
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7. Passport no.: EB4266425
Expiry Date: 12 DEC.2016
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