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Resume Title: CV-DC Power Expert

Resume keywords summary: DC Power Engineer

Contact Information
  
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Work Experience
Experience level: 5-10 years
Profile/Cover Letter:
Objective:

Seeking a challenging position in the field of construction related to power and electrical engineering.


Education:

B.Sc Electrical Engineering with aggregated 1st div
University of Engineering and Technology Lahore Pakistan (2003-2006)

FSC (Pre- Engineering with A grade)
PAF Inter College Lahore Pakistan (2000- 2002)

Matriculation (Science with A grade)
Garrison Boys High School Lahore (1998 – 2000)


Work Experiences:

From: DEC 2007 till present.
Ericsson Pakistan (Pvt.) Ltd
Designation: Services Engineer II (Power Team Lead).

My Functional Role in Ericsson Pakistan is categorized in two roles

1. Operation & Maintenance of DC & AC Power System (Managed Services for Warid)
2. Power System Planning & Execution

Operation and Maintenance of DC & AC Power Systems (Managed Services for Warid)


Currently, I am working in the Operation and Maintenance of DC and AC Power Systems of 18 Core Sites & 1200 RBS sites of Warid. I am working as

• 1st Line of support for the DC & AC Power Systems of Core Sites ( Power Team Lead)
• 2nd Line of Support for DC & AC Power Systems of RBS sites.

DC Power System includes

• Actura 48701 (For Core Site)
• Actura Durus 48350 (For RBS Sits)
• Actura Optima (For RBS Sites)
• PS481000-5/100 (For Core Sites)

AC Power System includes

• Single Phase inverter System of modular Arcon 4 KVA and Arcon 1 KVA
• UPS System ranges from 10 KVA to 160 KVA (APC-MGE Symmetra PX, Emerson Hi Pulse U, NXA, I Trust, Hi Pulse, Symmetra Plus)
• Diesel Generators ranges from 30 KVA to 1200 KVA of Perkin, Atlas Copco, Caterpiller, Duets.

O & M of DC & AC Power System:

Being a 1st line of support KPI’s are as follows

• Preventive Maintenance on quaterly basis
• Corrective maintanence of any outage
• Proactive Maintenance on quaterly basis
• Intigration of Power Systems on expension sites, ATP’s & as build feedback to Solution Engineer.
• Remedial actions against the excalated Power alarms
• Firmware upgradation
• Daily Power routine health check

Preventive maintenance includes the following practices.

• Complete health check of DC power System
• Cleaning of power System
• Configuartion check of power System
• Software test
• External Alarms testing
• Battery Discharge Test
• Weekly Outage report.

Corrective Maintenance includes

• Repairing and Replacing of Rectifier Modules
• System reconfiguration
• Battery Repalcement
• Outage Analysis
• Outage Reports
• DC & AC analysis of Power System
• Parts repacement

Maintenance of desiel generators ranges from 33 KVA, 100 KVA, 200 KVA, 250 KVA, 500 KVA, 650 KVA, 100 KVA and 1200 KVA of Perkin and caterpiller. Activities includes in the preventive maintenance of Gen/sets are timely changing of coolent, engine oil, fuel filtre and oil filtre, radiator D scaling, battery output voltage, cleaning of gensets. Parallel operation of two Gen/sets. Fuel Pump calibration

I have also prepare and maintain the Power health check list of AC power system and DC power system and diesel Gen/sets and Inverter system in order to have regular eye on the system.

Preventive as well corrective maintenance of Automatic Transfer Switch panel for the sysnchronisation of Generator to avoid any electrical hazard. Repalcements of circuit breakers, Transient voltage surge supressers, Line conditioners, under overvoltage relays, monitoring meters(voltage,current and frequency) and Isolation transformers

Cable Testing:
I am experienced in Power Cable Testing by Hipot Tester and transient analyses of DC power System and DC drives. I also experienced in maintaining electrical Drawing and layouts for any upgrades in the Power House.
Purchasing of Tools invetory and spare parts.

O & M of Fire Fighting System:


I have worked on the Kilson and Fike fighting systems in order to maintian the data log in terms of preventive and corrective maintennace of Fire extinguisers.

Complete health check of the fire fightings system every month and yearly drill of the all the employes inside the facility to remove the room in case of emergencies.

Nominal working and preventive as well corrective maintenanace of fire fighting system of Kilson and Fike for all vacinities.

Managenment of team of AC and Power Technicians and Engineers in all the vacinities and being proactive to any electrical hazard.

Purchasing of Tools invetory and spare parts.

O & M of Air Conditioning System:

Air conditioning system includes the both the indoor and out door systems of air conditioning. Preventive and corrective maintenance of air conditions of 0.75 tons, 1 tons, 1.5 tons, 2 tons, 3 tons and 4 tons, 5 tons and 6 tons and chillers. Air cons includes of different variety including STULZ, LG, Mitsubishi, Jet cool,

Activities include the complete health check of air conditioners in terms of preventive maintenance, head pressure, low pressure measurement. It also includes nominal working of components like humidifier, inner and outer louvers and compressors. Refrigerant R 32 charging in case of any pumping down an air con

I also have an on job training of STULZ (C5000 comptroller and C7000 advance) air conditioners to optimize them under the said condition. I have competence of STULZ air cons up till 6 tons. I also have design the time delays circuit in the STULZ air conditioners for 3 minutes.



Summary:

Hands on experience in the optimization & Designing of power issues for all over Pakistan, job includes the Preventive as well the Corrective maintenance of DC and AC power systems, provide commercial interface of site handover between customer and vendor, in-short cover all Design and O & M perspective of LV and vicinity from Power side.



Power System Planning

Pre Sales, Post Sales & Solution Engineering


DC Power System Designing:

Rectifiers System and Alarms Signaling:

I have also designed DC Power System of Emerson for 18 core Sites and RBS site of Waird. The DC Power Systems used are mention below

• Actura 48701 (fore Core Sites)
• Actura Durus 48350 (for Core Sites)
• Actura Optima (For RBS/BTS Sites)
• PS481000-5/100 (For RBS/BTS Sites)

Power system designing scope includes the N+1 redundancy of rectifier modules along with the breaker level (2N) and cabinet level (2N) redundancy for nodes. Battery back up that is being designed for the core and BTS facilities are of 4 hours.

I have also being involved in the commercial handover of the sites to the customer and also in the patching and testing of External Power alarm from Power system to DDF (digital distribution frame) in order to have visibility of the DC power System to the NOC.

I have also dimensioned the DC Power cable, according to the length and size from nodes to the power system.

I have also maintained the Electrical single line diagram on AutoCAD of every core sites of Warid.

I also have an experience of ordering the equipment from different countries and also engaged in the purchasing of tools and Spare Parts.

Battery Bank Dimensioning:

I have designed the battery backup for 4 hours for all core and BTS sites of Warid. The batteries used in the designing are mentioned below. All of these products from Emerson

• EB4 6V 200A
• T12V2000E/A
• T12V3000E/A
• T12V800E/A
• C12V 180 E/A

Battery bank dimensioning includes the DC cables dimensioning and the Circuit breaker dimensioning from Battery Bank to Power Systems.

Inverted Power Designing:

Inverter System:

Inverted Power Designing includes the inverter modules of Emerson for AC power nodes.

• Arcon 4 KVA
• Arcon 1 KVA

Redundancy that I have worked on so far is N +1 for the AC nodes.

It also includes the AC power cable dimension and Surge Protection dimensioning in order to avoid electrical hazards and I have also dimensioned the Pi filters for the protection of transient current.

It also includes the purchasing of the inverter modules and cabinets on which the inverter modules are installed

UPS System:

I have design Uninterrupted Power Supply for the Data Center and for the project of MSDP at Warid Core Site at Lahore. UPS includes the manufacturers of MGE UPS system, APC, Power Safe, Master Guard ranging from 0.5 KVA to 160 KVA rating.
Operation and Maintenance include the Daily Power Health Check for UPS system, Preventive Maintenance & Corrective Maintenance, and Quarterly Battery Discharge test to ensure smooth Operation and Maintenance of UPS system.

I have hands on experience on the latest technology of Insulated Gate Bipolar junction transistor used for switching in the Double Conversion/ online UPS and Line Interactive UPS & Delta Conversion UPS. I have also designed the daily Power Health Checklist for the UPS system in order to keep and an eye on the daily load changes.

Since all 4 data centres are mission critical so the redundancy has to be 2N+1 at all levels but 1 hour battery back

The products I have worked with

• APC-MGE Symmerta PX (160 KVA)
• APC MGE Symmerta plus (100 KVA)
• Delta Energy Systems NT Series (100 KVA)

Remote Monitioring:

For DC Power Systems we are using the remote monitoring via Static IP over LAN via web interface for all 18 core sites of Warid.

For alarms transmission and emails we are using SNMP traps.

For UPS we are using the remote monitoring & power management softwares

• Insight power Manager
• Insight power Client
• UPSentry smart 2000
• Shutdown Agent

AC Power System Design Services:

Diesel Generators:

I have designed AC power System with 1 + 1 Gen/set back up for 18 Core sites of Warid. AC dimensioning includes the following properties and I have hands on experience in the designing.

The capacity of the diesel Gen/sets up till 1200 KVA. It also includes the AC Power cables dimensioning and the rating of ATS and MTS panel synchronized with the transformer both for single phase and three phase systems. It also includes the parallel operation of diesel Gen/set of 33 KVA, 100 KVA, 200 KVA, 250 KVA, 500 KVA, 650 KVA, 100 KVA and 1200 KVA of different Gen/set makers including Duets, Caterpillar, Perkins and Atlas Capco.

Instrumentation & Techniques:

I am experienced in analyzing the AC power up till 5th harmonics and transient analysis of Power systems. Well familiar with the fluke 43 B to analyze the AC power and also the Load Flow analysis via Newton Raphson and short circuit analysis in case of any electrical hazard.

I have also designed the differential protection scheme for the diesel Gen/set and in the three phase system and isolation transformer and line conditioners for the protection of single phase AC equipment in order to prevent them from the grounding loops and electrical surges.
Software:

I have also prepared the single line diagrams on AutoCAD and Microsoft Visio and any change during the installation and commissioning of layout turn out in the as built drawings.

My job responsibility also includes liaising with the customer in order to approve the design and any design changes in order to meet the customer satisfaction level, it also includes the supervision of AutoCAD draftsman in order to keep them in the right channel.

.From Jan 2007 to Dec 2007

Mobiserve Pakistan (Pvt.) Ltd

Designation: O & M Engineer.

Key Responsibilites:


• Preventive as well as corrective maintanence of desiel of 100 kva uptill 1000 KVA desiel generators of Perkin and caterpiller & maintanence of C7000 advance and C5000 version of Stulz air conditioners.

• Installation and configuring of Power Systems of PS481000-5/100 and Actura 48701 and also the optimized working of the DC power system for all Core Sites of Mobilink.

• Installation of Battery Banks inclusive of Battery discharge test for all core as well BTS sites of Mobilink.

• Nominal working and preventive as well corrective maintenanace of fire fighting system of Kilson and Fike for the core sites of Mobilink.

• Nominal working and preventive as well corrective maintenance of ATS panel for the sysnchronisation of Generator to avoid any electrical hazard.

• Purchasing of Tools invetory and spare parts.

• Managenment of team and being proactive to any electrical hazard.
Pak Electron Limited
Designation: Tranformer Desing Intern.

• Core designing of a 33KVA, 100 KVA, 200 KVA, 300 KVA tranformers. Cutting and parts formation and assembling of controlled roled grain silicon steel transformers
• Winding of HT and LT includes the paper section and complete assembly of transformers.
• Testing of transformer before handling them to the customers.



Technical Trainings:

1 GSM system survey:

One week training session that is inclusive of how GSM system works world wide. Detail description of MGW, MSC, BSC and other nodes for Core site. Clear understanding of Radio intterface. In short, it covered how 2.5 G optimizes world wide.

1 On Job Training (Bangladesh):
DC Power System Designing.

• DC Power system designing of Actura 48701 and PS481000-5/100.
• DC power cables diemensioning.
• Battery back up diemensioning.
• Cabinets and rectifer configuration along with redundancy.
• Power systems redundancy requirents
• Inverter arcon 4 KVA and 1 KVA inevrters diemensioning



Professional Affiliations:

Since 2003: IEEE.
Since 2003: Pakistan Engineering Council.





Computer Skills:

• Java
• C++
• Verilog HDL
• PLC
• MS Office
• MS projects
• Autocad.
• Electronic Workbench.
• AutoCAD
• MEP
• P&ID
• BIM software



Personal: 25 years old, Pakistani citizen, married,
Languages: Fluent in English and Urdu.
Interest and Hobbies: Cricket and music and Movies.

 
Employer: Ericsson Pakistan (Pvt.) Ltd
Job Title: Field Engineer II
Start Month/Year: 12/2007
End Month/Year: Current
City: Lahore
Country: Pakistan
Description: My Functional Role in Ericsson Pakistan is categorized in two roles

1. Operation & Maintenance of DC & AC Power System (Managed Services for Warid)
2. Power System Planning & Execution

Operation and Maintenance of DC & AC Power Systems (Managed Services for Warid)


Currently, I am working in the Operation and Maintenance of DC and AC Power Systems of 18 Core Sites & 1200 RBS sites of Warid. I am working as

• 1st Line of support for the DC & AC Power Systems of Core Sites ( Power Team Lead)
• 2nd Line of Support for DC & AC Power Systems of RBS sites.

DC Power System includes

• Actura 48701 (For Core Site)
• Actura Durus 48350 (For RBS Sits)
• Actura Optima (For RBS Sites)
• PS481000-5/100 (For Core Sites)

AC Power System includes

• Single Phase inverter System of modular Arcon 4 KVA and Arcon 1 KVA
• UPS System ranges from 10 KVA to 160 KVA (APC-MGE Symmetra PX, Emerson Hi Pulse U, NXA, I Trust, Hi Pulse, Symmetra Plus)
• Diesel Generators ranges from 30 KVA to 1200 KVA of Perkin, Atlas Copco, Caterpiller, Duets.

O & M of DC & AC Power System:

Being a 1st line of support KPI’s are as follows

• Preventive Maintenance on quaterly basis
• Corrective maintanence of any outage
• Proactive Maintenance on quaterly basis
• Intigration of Power Systems on expension sites, ATP’s & as build feedback to Solution Engineer.
• Remedial actions against the excalated Power alarms
• Firmware upgradation
• Daily Power routine health check

Preventive maintenance includes the following practices.

• Complete health check of DC power System
• Cleaning of power System
• Configuartion check of power System
• Software test
• External Alarms testing
• Battery Discharge Test
• Weekly Outage report.

Corrective Maintenance includes

• Repairing and Replacing of Rectifier Modules
• System reconfiguration
• Battery Repalcement
• Outage Analysis
• Outage Reports
• DC & AC analysis of Power System
• Parts repacement

Maintenance of desiel generators ranges from 33 KVA, 100 KVA, 200 KVA, 250 KVA, 500 KVA, 650 KVA, 100 KVA and 1200 KVA of Perkin and caterpiller. Activities includes in the preventive maintenance of Gen/sets are timely changing of coolent, engine oil, fuel filtre and oil filtre, radiator D scaling, battery output voltage, cleaning of gensets. Parallel operation of two Gen/sets. Fuel Pump calibration

I have also prepare and maintain the Power health check list of AC power system and DC power system and diesel Gen/sets and Inverter system in order to have regular eye on the system.

Preventive as well corrective maintenance of Automatic Transfer Switch panel for the sysnchronisation of Generator to avoid any electrical hazard. Repalcements of circuit breakers, Transient voltage surge supressers, Line conditioners, under overvoltage relays, monitoring meters(voltage,current and frequency) and Isolation transformers

Cable Testing:
I am experienced in Power Cable Testing by Hipot Tester and transient analyses of DC power System and DC drives. I also experienced in maintaining electrical Drawing and layouts for any upgrades in the Power House.
Purchasing of Tools invetory and spare parts.

O & M of Fire Fighting System:


I have worked on the Kilson and Fike fighting systems in order to maintian the data log in terms of preventive and corrective maintennace of Fire extinguisers.

Complete health check of the fire fightings system every month and yearly drill of the all the employes inside the facility to remove the room in case of emergencies.

Nominal working and preventive as well corrective maintenanace of fire fighting system of Kilson and Fike for all vacinities.

Managenment of team of AC and Power Technicians and Engineers in all the vacinities and being proactive to any electrical hazard.

Purchasing of Tools invetory and spare parts.

O & M of Air Conditioning System:

Air conditioning system includes the both the indoor and out door systems of air conditioning. Preventive and corrective maintenance of air conditions of 0.75 tons, 1 tons, 1.5 tons, 2 tons, 3 tons and 4 tons, 5 tons and 6 tons and chillers. Air cons includes of different variety including STULZ, LG, Mitsubishi, Jet cool,

Activities include the complete health check of air conditioners in terms of preventive maintenance, head pressure, low pressure measurement. It also includes nominal working of components like humidifier, inner and outer louvers and compressors. Refrigerant R 32 charging in case of any pumping down an air con

I also have an on job training of STULZ (C5000 comptroller and C7000 advance) air conditioners to optimize them under the said condition. I have competence of STULZ air cons up till 6 tons. I also have design the time delays circuit in the STULZ air conditioners for 3 minutes.



Summary:

Hands on experience in the optimization & Designing of power issues for all over Pakistan, job includes the Preventive as well the Corrective maintenance of DC and AC power systems, provide commercial interface of site handover between customer and vendor, in-short cover all Design and O & M perspective of LV and vicinity from Power side.



 
Employer: Mobiserve Pakistan Pvt Ltd
Job Title: O & M Engineer
Start Month/Year: 01/2007
End Month/Year: 12/2007
City: Lahore
Country: Pakistan
Description: • Preventive as well as corrective maintanence of desiel of 100 kva uptill 1000 KVA desiel generators of Perkin and caterpiller & maintanence of C7000 advance and C5000 version of Stulz air conditioners.

• Installation and configuring of Power Systems of PS481000-5/100 and Actura 48701 and also the optimized working of the DC power system for all Core Sites of Mobilink.

• Installation of Battery Banks inclusive of Battery discharge test for all core as well BTS sites of Mobilink.

• Nominal working and preventive as well corrective maintenanace of fire fighting system of Kilson and Fike for the core sites of Mobilink.

• Nominal working and preventive as well corrective maintenance of ATS panel for the sysnchronisation of Generator to avoid any electrical hazard.

• Purchasing of Tools invetory and spare parts.

• Managenment of team and being proactive to any electrical hazard.


Education & Training
No submited educations

Languages
Language Level
   
English Fluent

Job Preferences
Job Category: 3g live jobs
Job Type: Contract
Job Status: Immediate
Desired Salary: $60000 per year
Desired Location: Anywhere
Willing to Relocate: Yes

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