Rafiq Ahmad

Experience

• 

  TIP - Telephone Industries of Pakistan

  Jan 1995 - Jan 1996

  Trainee Engineer

  Trained on Electronic Digital Switching System (EWSD) and PCB design.

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  National Radio Telecom Corporation of Pakistan

  Jan 1996 - Jan 2000

  Assistant Executive Engineer/Junior Engineer

  • Conducted testing and troubleshooting of the RF circuits, RF sub-systems and PCBs.• Performed the performance related tests, tracked and analyzed test results and provided consultation to the clients regarding product design/development and test standards. Tests included vibration, temperature, humidity, rain, dust spray, altitude and shocks. • Supervised surveys, installation, programming and commissioning of point-to-point, point-to-multipoint mobile communication networks for emergency and rescue services on motorways and remote areas.• Modified and improved the hardware design of running products and conducted feasibility study of conversion of single channel radio into multi-channel radio. • Provided technical support to production line, sales and marketing departments.• Extensively used measuring and test equipment such as oscilloscope, spectrum analyzer, synthesized signal generator, frequency counter, radio communication test set, RF power amplifier, LCR meter, power meter and multi-meters.• Designed directional antenna for VHF and UHF Radios. which resulted in an increase in the company’s profit.• Worked as energetic team member for the development of PCM based military specifications electronic field telephone exchange. Weniger anzeigen

• 

  OGDCL- Oil & Gas Development Company Ltd.

  Jan 2000 - Jan 2011

  Senior Engineer

  OGDCL is the largest oil and gas development company in Pakistan, with more than 14000 employees. Qadirpur Gas Field is the second largest gas field in the country and is ISO-14001 and OHSAS-18001 certified.• Delivered trouble resolution services, repair, maintenance, installation and calibration of SCADA and telecom equipment at plant and in field 24 hours a day operation. • Instrumental in the integration of newly developed wells with the existing SCADA system. • Provided repaired, maintenance and calibration of RTUs, solar systems, pressure transmitters, flow transmitters, multivariable transmitters, temperature transmitters, ESD systems, chemical injection systems and telecommunication equipment at plant and field sites.• Instrumental in the installation of Electronic Metering Station at custody transfer point and monthly joint calibration with the client afterward.• Devised methods to reduce production loss of natural gas producing wells by $4000.00/day. • Served as project coordinator with EPC contractor for basic and detail engineering, installation, erection and commissioning of SCADA and other projects. Weniger anzeigen

• 

  Tridon Communications

  Jan 2012 - Aug 2023

  P. Eng./Senior Communication Engineer

  • My job responsibilities include RF systems and network designs covering from VHF/UHF to microwaves. Systems include conventional and trunking systems, SCADA systems, cellular & radio BDAs, DAS, dispatch systems, point to point back haul systems and point to multipoint systems. Major customers are Oil Sand companies and municipalities. • Designed and implemented licensed and unlicensed RF and microwave systems. Conducted microwave path analysis and mobile coverage analysis using Pathloss and EDX Signal Pro software.• Designed and implemented active and passive DAS systems (distributed antenna systems) using iBwave software.• Designed Telecommunications DC Power Plants (12V/24V/48V)• Kept close liaison with equipment manufacturers, vendors and third-party contractors. Interacted with both non-technical/technical stakeholder and developed the right solution as per customer requirements.• Provided technical recommendations on the upgrades to the core communications system, power backups and developed preventative programs.• Produced Engineering work packages, site acceptance testing, drawings, site survey packages and technical reports.• Programmed and configured conventional and digital radio trunking systems. Work experience at Fort McMurray oil sands. Weniger anzeigen

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  Vancouver Shipyards Co Ltd (Seaspan)

  Jan 2023 - now

  Engineer III, Electronics