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Mechanical Engineer Water Treatment

Al Khobar, Eastern Province, Saudi Arabia
March 05, 2018

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Name: Walid ElRifai

Mobile: +***-*********


Skype ID: walidsalahelrifai

Personal Information:

Birth Date: 12 march 1962

Gender: Male

Nationality: Lebanese

Married Statues: Married

Place of Birth: Lebanon

I have transferable Iqama.

I have a total of 30 years as a mechanical engineer of full-time work experience in the Mechanical Construction and operation and maintenance engineering fields for various projects.

We did hospital, school, buildings, compound and its facilities, majestic and normal Villas.

I hope my skills I have acquired in the course of my professional and educational experiences will be Valuable and assist for your organization.

I am reporting directly to division manager and president.

General Duty:

I have been worked with many companies as a senior mechanical engineer in the mechanical Construction and operation and maintenance fields for various project in the building water services, Drainage, reverse osmosis, swimming pool, waste water treatment plant, automated irrigation System, fire fighting, mechanical infrastructure work, pump station, lift station and booster pump.

-prepare all documents for operate the project as follow:

-Review the designed drawing and advise the design department, bill of quantity and order materials.



-Meet the consulting and client

-Variation order

-Deal with customer

-Cost control

-Supervision the site works

-Technical report

-Contact supplier

-Time scheduling and planning.

-As built drawing, commissioning, test and hand over.

Also operation and maintenance engineer for :

Reverse Osmosis, Waste water Treatment plant, HVAC, fire fighting, swimming pool, pump station, and lift station, automated irrigation system.


Senior mechanical engineer at Saad Trading and Contracting Company branch of Saad Group

AL-Khoubar, Saudi Arabia.

My Duty and responsibility:

Design, installation, and operation maintenance of the automated irrigation system.

Design, installation, and operation maintenance of the reverse osmosis.

Design, installation, and operation maintenance of the swimming pools.

Design, installation, and operation maintenance of the lift station

Design, installation, commissioning, testing, of the water services and drainage networks.

Installation and operation and maintenance of the waste water treatment plants

Installation, commissioning, testing, and operation and maintenance of the firefighting system.

Review the drawing and advice the designer if necessary.

Bill of quantity.

Order material.

Prepare projects documents.

Technical report.


Visit site to ensure the executed works run as per drawing and specifications.

Coordinate with another department to reduce waste time.

Supervision for the mechanical construction works.

Commissioning, inspection, start-up, hand over.

Operation and maintenance

We are doing construction and all renovation and upgrading required for Hospital, schools,

Compound and It`s facilities, buildings and villas.

List of project executed in Saad Trading And Contracting Company:

1. Saad Specialist Hospital project (500 Bed).

2. Saad Oncology Center project (350 Bed).

3. Outpatient Clinics buildings.

4. Saad boys and girls school (3000 students each).

5. Saad compounds (500 Villas, 300apartments, recreation, facilities.

6. Camp Charlie apartment building. The project consist (37 units).

-Operation and maintenance also in Saad Company for above mentioned project as follow:

Reverse osmosis, dialysis unit, waste water treatment plant, HVAC, fire fighting system, Swimming Pool, pump station, lift station, automated irrigation system.


I did private contract self-employment as a contractor.

My Duty and responsibility:

I was manager of the executed mechanical works for Labwa Hospital project

Labwa, Beqaa, Lebanon

-Supervisor for all enforcement plumbing works waste water treatment plant, Reverse osmosis, Softener and HVAC.


Senior mechanical engineer at Subal Engineering Company Beirut, Lebanon

My duty and responsibility:

Design the Reverse Osmosis.

Installation and operation and maintenance.

Review the designed drawing for all projects.

Bill of quantity as per specification.


Meeting with consultant and owner.

Shop drawings.


Supervision of the executed work.

Regular site meeting with another department and consultant.

Technical report.

Snag list.

Commissioning, testing, Start-up, hand over.

List of project executed in Subal Engineering Company:

1. Ghadir out Fall Waste Water Treatment Plants. Lebanon, South Beirut Area.

2. Baalbeck city waste water treatment Plant.

3. Yammoonah village waste water treatment plant. Yamounah Village, Lebanon.

4. Saidoon coastal waste water treatment plant. Saidoun City, Lebanon.

5. University tower building project located at Beirut City.

6. Four waste water treatment plants. Banana Island, Nigeria.

7. Zantoot disinfection system for sewage storage tank to kill the bacteria and odor control.

8. Bella Riva hotel reverse osmosis.

-Operation and maintenance for the following projects:

Baalbek waste water treatment plant capacity 80,000 cu. meters per day.

Ghadir out fall Waste Water Treatment Plant 800,000 cu mts per day

Reverse osmosis for university Tower building, Bella Riva Hotel reverse osmosis. Beirut, Lebanon.

Operation and maintenance for Hab potable water treatment plant its capacity

50,000 cu. meters per day. Tripoli, Lebanon.

Abu Halqa pump station that feeding city of Tripoli. Tripoli, Lebanon.

Ghadir Out fall treatment Plant; Beirut, Lebanon. Capacity 800,000cu meters per day.

University Tower reserve osmosis and water supply structure bore well pump, booster pump.


Project engineer at Peco Trading and Contracting Company, GMBH Hamburg, Germany

My duties and responsibility:

Supervision of erection of the steel structural of the huge building, 90,000 sq. meters

Review the drawings, takeoff, submittals, preparing meeting with consultant.

Execution, commissioning, testing, start-up, hand over for different mechanical works as follow:

Infrastructure networks for firefighting, drainage, water services, rain water

Air blower’s station and air network.

Softener, waste water treatment plant

Supervision and installation potable water boost pump station.

Supervision and installation firefighting pumps station and fire hydrant, fire hose Reel, Sprinkler.

Diesel generator, diesel tanks, diesel pump, diesel network.

List of project executed in Peco Trading Company:

1-Industrial spinning cotton project Lattakia Jableh, Syria.

Area 150,000 square meters.


Junior engineer, site engineer, project engineer at Allied Trading and Engineering Company.

Beirut, Lebanon.

My duties and responsibility:

Design and Implementation for HVAC and building water services, Drainage.

Site supervisor for the executed works, ordered materials, submittals, as built drawing,

Pre-Commissioning, commissioning, test, start-up, and hand over.

List of projects Allied Trading and Engineering Company:

1. Alrawshi building 11 floors.

2. World International School 3000 sq. meters,

3. Almoltaqa clinic center.


- I hold Bachelor of mechanical engineer power section Damascus University 1985.

- I hold Lebanese Baccalaureate certificate 1979.

- Additional course: Quality management and ISO: 9001-2000.

- Microsoft office, window.


English: very good

French: very good

Arabic: very good

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