محمد مدثر

Experienced in the installation, testing, and commissioning of ELV / Low Current systems including Fire Alarm, CCTV, Access Control, Public
Address, and Structured Cabling. Proficient in preparing and reviewing shop drawings, schematics, and as-built documentation, conducting
site inspections, and supervising technicians during execution and commissioning. Strong in system programming, configuration,
troubleshooting, and preventive maintenance, while ensuring full compliance with NFPA, BS, IEC, and local Civil Defense standards. Adept at
coordinating with consultants, contractors, and clients, supporting procurement activities, preparing technical reports and handover
documentation, and providing technical input during project progress meetings.
• Installed, tested, and commissioned ELV / Low Current systems including Fire Alarm, CCTV, Access Control, Public Address, and
Structured Cabling.
• Prepared, reviewed, and updated shop drawings, schematics, and as-built drawings in line with approved designs and project
requirements.
• Coordinated with consultants, contractors, vendors, and clients to ensure compliance with specifications, standards, and project timelines.
• Conducted regular site inspections to verify installation quality and adherence to approved drawings and safety requirements.
• Supervised and guided technicians and subcontractors during installation, testing, and commissioning activities.
• Performed system programming, configuration, testing, and troubleshooting to ensure optimal system performance.
• Prepared technical reports, test records, commissioning documentation, and handover packages for client approvals.
• Ensured full compliance with NFPA, BS, IEC, and local Civil Defense regulations.
• Planned and managed preventive and corrective maintenance activities for installed ELV systems.
• Assisted procurement teams in material and equipment selection, ensuring technical compliance and cost efficiency.
• Participated in project coordination and progress meetings, providing technical inputs and resolving site issues.

Responsible for end-to-end execution of instrumentation and control systems, including installation, calibration, testing, commissioning, and
maintenance to support safe and efficient industrial operations. Experienced in configuring and troubleshooting PLC, DCS, and SCADA
systems, preparing technical specifications, datasheets, control philosophies, and maintaining accurate project documentation. Strong
background in preventive and corrective maintenance, loop checking, FAT/SAT participation, and startup support for process plants. Proficient
in coordinating with electrical, mechanical, and process teams to ensure seamless system integration while maintaining strict compliance with
ISA, IEC, safety, and quality standards.
• Installed, and maintained instrumentation and control systems for monitoring and controlling industrial and engineering processes.
• Calibrated and tested sensors, transmitters, control valves, and field instruments to ensure accuracy, reliability, and optimal performance.
• Prepared and reviewed technical specifications, datasheets, control philosophies, and instrument indexes for project execution and
approvals.
• Configured, tested, and troubleshot PLC, DCS, and SCADA systems to ensure stable and efficient system operation.
• Ensured compliance with ISA, IEC, and applicable safety and quality standards throughout all project phases.
• Performed preventive and corrective maintenance on field instruments and control systems to minimize downtime and improve system
reliability.
• Supported commissioning and startup activities for new instrumentation systems and process plants, including functional testing.
• Coordinated with electrical, mechanical, and process engineering teams to achieve seamless system integration and project delivery.
• Diagnosed instrumentation and control system faults, conducted root cause analysis, and implemented corrective actions.
• Loop diagrams, wiring schematics, I/O lists, and as-built documentation for accurate project records.
• Supervised contractors and technicians during installation, testing, and commissioning of instrumentation equipment.
• Maintained calibration records, maintenance schedules, and spare parts inventory in line with QA/QC procedures.
• Participated in FAT and SAT activities, ensuring system compliance with design specifications and client requirements.

Responsible for end-to-end delivery of low current (ELV) systems, including CCTV, Access Control, UPS, controller systems, and Fire Alarm
systems, from design support through installation, testing, commissioning, and maintenance. Experienced in preparing system layouts,
schematics, and single-line diagrams while ensuring compliance with NFPA, BS, IEC, client specifications, and safety standards. Strong
background in site supervision, inspections, system testing, fault diagnosis, inter-disciplinary coordination, and maintaining system
documentation and backups to ensure reliable, high-quality system performance.
• Implemented, and supported low current systems including CCTV, Access Control, UPS, Controller Systems, and Fire Alarm systems
in line with project specifications.
• Prepared and reviewed system layouts, schematics, single-line diagrams, and technical drawings for design and execution activities.
• Ensured all system designs and installations complied with international standards (NFPA, BS, IEC), client specifications, and local authority
requirements.
• Supervised installation, testing, and commissioning activities for low current systems to ensure proper functionality and performance.
• Oversaw site activities to ensure adherence to approved procedures, company policies, and quality standards.
• Conducted site inspections to verify correct cabling practices, device locations, labeling, and system integration.
• Coordinated with electrical, mechanical, IT, and other engineering disciplines to ensure smooth execution of site works.
• Performed system testing, fault diagnosis, troubleshooting, and corrective actions for all low current systems.
• Maintained system backups, configuration files, testing records, and technical documentation for operational continuity and audit
purposes.
• Verified quality of installations and ensured full compliance with approved drawings, specifications, and method statements.
• Enforced Health, Safety, and Environmental (HSE) standards and ensured safe working practices on site.
• Conducted regular system verification, maintenance, and performance checks to ensure continuous and reliable operation.
• Handled installation support, routine maintenance, monitoring, and optimization of low current systems throughout the project
lifecycle.

Hands-on experience in automation and instrumentation systems, with strong expertise in Siemens Totally Integrated Automation including
PCS7 DCS, SIMATIC S7-400 PLC, and WINCC SCADA. configuring SCADA screens, alarms, and trends, and maintaining PLC programs
and backups. Experienced in calibration, loop checking, installation, and maintenance of field instruments, control valves, actuators, and control
panels. Actively involved in preventive maintenance, system integration, safety interlock implementation, and automation upgrades to enhance
system performance and reliability. Worked closely with control room operators, maintenance teams, and engineering disciplines to ensure
safe, efficient, and compliant plant operations.
• Troubleshot and maintained Siemens Totally Integrated Automation (TIA) systems, including DCS PCS7 v6.0, SIMATIC S7-400 PLCs,
and WINCC SCADA, covering both software and hardware issues.
• Maintained, calibrated, and tested pneumatic control valves (Weir, Flowserve, Black borough) and part-turn actuated valves (Bray, Air
Torque, Rotork) to ensure precise process control.
• Performed routine inspections, preventive, and corrective maintenance of automation and control systems to ensure system reliability
and availability.
• Coordinated with maintenance teams for repair and replacement of sensors, actuators, transmitters, and communication devices.
• Configured and optimized SCADA screens, tags, alarms, and trend displays to improve system visibility and operator response.
• Uploaded, backed up, and managed PLC programs, hardware configurations, and SCADA databases in line with change-management
procedures.
• Operated field devices and control panels via SCADA and HMI interfaces for effective process regulation and control.
• Ensured strict compliance with plant operating procedures, quality management systems, and safety standards.
• Communicated effectively with control room operators, maintenance personnel, and management to support daily operations and
troubleshooting.
• Monitored and controlled lighting systems, elevators, escalators, UPS, energy meters, fire alarm systems, access control, CCTV, public
address systems, DDC controllers, and BMS workstations.
• Performed loop checking and signal verification for temperature, pressure, flow, and level instrumentation during commissioning and
maintenance.
• Supervised installation of PLC panels, control wiring, marshalling panels, and industrial communication networks.
• Integrated PLCs with field instruments, drives (VFDs), MCCs, and other automation systems.
• Analyzed process and performance data to improve system efficiency, reliability, and reduce operational costs.
• Implemented automation upgrades, modifications, and logic enhancements to improve system performance and operational safety.
• Developed and tested safety interlocks, alarms, and emergency shutdown logic within PLC control programs.
• Worked closely with design, instrumentation, electrical, and mechanical teams during project execution and system integration.
• Hands-on experience with instrumentation from Yokogawa, Honeywell, and Siemens.
• Ensured compliance with plant safety requirements, including permits-to-work, isolation procedures, and safe working conditions.
• Executed installation, calibration, and operation of instruments, including instrument stand fabrication, cable routing, tagging,
termination, and junction box sealing.

Experienced in BMS operations, monitoring, and maintenance, including loop checking, system commissioning, calibration, and real-time
supervision of HVAC, boilers, fire, and security systems. Skilled in analyzing system trends, alarms, and energy reports to enhance occupant
comfort and operational efficiency. Proficient in BMS integration with SCADA, Fire Alarm, Access Control, and CCTV systems, ensuring
seamless functionality and compliance. Strong background in preventive and corrective maintenance, documentation management, access
reporting (Lenel), and supporting system design, submittals, and material selection.
• Performed BMS loop design checks, verification, and functional testing, ensuring proper operation of sensors, actuators, and fire alarm
interfaces.
• Monitored and analyzed BMS reports for temperature, humidity, energy consumption, and equipment performance to support
operational efficiency.
• Ensured seamless BMS system integration with SCADA, Fire Alarm, Access Control, and other ELV systems where applicable.
• Maintained and updated system documentation, including configuration settings, programming backups, operation manuals, and
maintenance procedures.
• Conducted preventive and corrective maintenance for BMS hardware, software, controllers, sensors, and panels.
• Utilized trend logs, event histories, and alarm analysis to optimize system performance and improve energy efficiency.
• Performed real-time monitoring of building systems to ensure occupant comfort, safety, and reliable operation.
• Executed testing, commissioning, calibration, and performance validation of BMS equipment and field devices.
• Continuously monitored sensors, alarms, and system alerts, taking timely corrective actions to prevent system failures.
• Assisted in system design development, material selection, and technical submittal reviews for BMS and ELV packages.
• Ensured proper operation of IP CCTV cameras, including network connectivity, system availability, and fault resolution.
• Monitored and responded to BMS panel alarms, coordinating corrective actions with maintenance and operations teams.
• Controlled and monitored HVAC systems, boilers, and security systems, ensuring compliance with safety and operational standards.

Responsible for end to end delivery of low current (ELV) systems, including CCTV, Access Control, UPS, controller systems, and Fire Alarm systems, from design support through installation, testing, commissioning, and maintenance. Experienced in preparing system layouts, schematics, and single line diagrams while ensuring compliance with NFPA, BS, IEC, client specifications, and safety standards. Strong background in site supervision, inspections, system testing, fault diagnosis, inter disciplinary coordination, and maintaining system documentation and backups to ensure reliable, high quality system performance.
• Implemented, and supported low current systems including CCTV, Access Control, UPS, Controller Systems, and Fire Alarm systems in line with project specifications.
• Prepared and reviewed system layouts, schematics, single line diagrams, and technical drawings for design and execution activities.
• Ensured all system designs and installations complied with international standards (NFPA, BS, IEC), client specifications, and local authority requirements.
• Supervised installation, testing, and commissioning activities for low current systems to ensure proper functionality and performance.
• Oversaw site activities to ensure adherence to approved procedures, company policies, and quality standards.
• Conducted site inspections to verify correct cabling practices, device locations, labeling, and system integration.
• Coordinated with electrical, mechanical, IT, and other engineering disciplines to ensure smooth execution of site works.
• Performed system testing, fault diagnosis, troubleshooting, and corrective actions for all low current systems.
• Maintained system backups, configuration files, testing records, and technical documentation for operational continuity and audit purposes.
• Verified quality of installations and ensured full compliance with approved drawings, specifications, and method statements.
• Enforced Health, Safety, and Environmental (HSE) standards and ensured safe working practices on site.
• Conducted regular system verification, maintenance, and performance checks to ensure continuous and reliable operation.
• Handled installation support, routine maintenance, monitoring, and optimization of low current systems throughout the project lifecycle.