
Timeline
About me
Senior Protection Design and Substation Maintenance Engineer
Education

Commecs institute of business and emerging sciences
2008 - 2010Intermediate pre-engineering a+
St. paul's english high school karachi
1999 - 2008Matriculation computer science a+
Ned university of engineering and technology
2011 - 2014Bachelor of engineering (beng) electrical, electronics and communications engineering
National university of computer and emerging sciences
2020 - 2022Master of engineering - meng electrical 3.57
Experience
.webp)
Pakistan state oil company (pso)
Dec 2012 - Jan 2013InternPSO (Pakistan state oil) 6 weeks winter internship in 2012/2013 Installation of DG sets and DG panels of(300-500)KVA, Communication: Reports and preasentation, Customer care, Marketing, Problem solving.

Pakistan aeronautical complex kamra
May 2014 - Jun 2014InternRefurbishment of ground radar systems.

Dewan cement ltd
Jul 2015 - Nov 2015Trainee engineer e&i
K-electric
Nov 2015 - now-Oversaw planning and execution of maintenance and upgrade activities for the Protection system of the Transmission Network at KE, ensuring alignment with system requirements.-Took responsibility for the protection of 5 green energy projects, including 3 wind power and 2 solar power projects.-Championed and maintained the highest HSEQ standards during site works, fostering a culture of safety among staff members.-Led technical evaluations and reviewed drawings for system protection as the Grid System Protection lead.-Coordinated with various departments to ensure smooth execution of official tasks.-Provided professional mentoring to subordinates and peers, fostering their development and growth.-Prepared and reviewed scope of work for Protection system rehabilitation projects.-Conducted prequalification of new protection relays based on specific requirements.-Monitored overall progress of protection system rehabilitation projects.-Offered technical support to field staff in resolving critical system problems.-Developed technical specifications and conducted evaluations of new test equipment. Show less • Responsible for protection and maintenance activities of the EHT network comprising of 220kV, 132kV, 66kV and 11kV system linking 63 grids and 6 power stations.• Implementation and testing of protection scheme for power transformer, transmission lines and 11 kV feeders.• Calculation of fault current, grading and protection coordination of over current relays at different voltage levels.• Responsible for setting calculations, relay parameterization / programming and testing of Distance, Differential and Over current Relays 7SA522, 7UT612, 7SJ602, D-60, Micom P631, P122.• Responsible for installation and testing of Over current & Earth fault, Differential and Distance relays of various manufacturers (i.e. Siemens, Alstom, Schneider, GE and ABB) installed at EHT Network.• Carrying out all Power Transformer Tests which includes TTR (Transformer Turn Ratio) Test, Winding Resistance Test, Short Circuit Test, Insulation Resistance Test, Ten Delta(CNDF) etc.• Good experience of working on different relay communication software such as Digsi 4.9, Agile etc and on various testing equipments such as ISA Italy relay test set T-1000, DRTS-6 universal relay test set.• Monitoring the record of all the Grid System Corrective, preventive and forced maintenance activities. Show less Perform Annual Preventive Maintenance on Grid stations/ EHT substations• Mobilize to Grids for corrective maintenance due to tripping• Test Protection schemes, Power transformers, Instrument Transformers, Switch gears, Circuit breakers and EHT bushings • Calculate protection settings• Assist Manager Grids in carrying out routine activities• Dispatch Testing, protection teams and make project completion reports• Retrieve fault records and study to analyze the root cause and perform corrective action• Ensure safe work execution • Replace old protection relays with new ones for protection system rehabilitation. Show less
Manager (Substation Maintenance & Protection)
Sept 2023 - nowSenior Electrical Engineer(Deputy Manager)
Dec 2019 - Nov 2023Assistant Manager
Nov 2016 - Dec 2019Graduate Engineering Trainee
Nov 2015 - Nov 2016
Licenses & Certifications

Digsi 5 & siprotec 5 protection relays - protection training
Siemens power academyJan 2020
Power transformer maintenance & testing
Prescon engineering pvt limitedMar 2018
Power transformers & protection relay testing
IsaMay 2016
Ohsas 18001 lead auditor - health & safety certification
Irca | international register of certificated auditorsOct 2017
Power system protection testing with omicron cmc 356
Omicron electronicsFeb 2018
Omicron cpc80 and td1
Omicron electronicsFeb 2016
Insulation analyzer dobble m4100
Prescon engineering pvt limitedMay 2017
Advancer power system protection training program by mr. barrie moor
Global industries intelligenceJan 2017
High impedance busbar differential relay type mib
EpesolApr 2018
Managing safely
IoshApr 2018
Honors & Awards
- Awarded to Muhammad Rizwan JafarCertificate of Appreciation Syed Moonis Abdullah Alvi (CEO K. Electric) & Abbas Husain(CGTO K. Electric) Nov 2022 In recognition of exemplary services rendered during execution of highly integrated substation capacity enhancement project.
- Awarded to Muhammad Rizwan JafarKE Champions PIN Abdul Saleem (Director Grids, KE) Aug 2022 On fast pace installation of capacitor unbalance protection relays on 38x Capacitor banks of Karachi South region.
- Awarded to Muhammad Rizwan JafarLetter of Appreciation Khalid Javed (DCTGO, KE) & Muhammad Adil (DCTO, KE) Jan 2017 Letter of Appreciation on performing exceptional services during complete in house commissioning of early warning & Visual Alarm inspection system in 11kV Switch Board.
Languages
- enEnglish
- urUrdu
Recommendations

Abdoulaye maman gali abdoulaye
E-FIN/HR mission chez Médecins Sans FrontièresN'Djamena, Chad
Karen hernández
Agile Program ManagerSan Nicolás de Los Garza, Nuevo León, Mexico
Pothini ramana
Infrastructure Specialist - Cloud Migration & ModernizationBengaluru, Karnataka, India
Maryam gashas
Co-Founder & CEO at tadatoon | EdTech | Management and strategyCanada
Zoe selfe
Research Assistant at University of the Witwatersrand | Aspiring Clinical PsychologistPretoria, Gauteng, South Africa
R. dean roden
Mortgage Loan Officer at Huntington National BankFairfield, Ohio, United States
Dimitris nikitakis- gatos
Territory Manager at Coral A.E.Greece
Kathleen broussard
Associate Financial Services Professional at Charles SchwabDallas-Fort Worth Metroplex
Roman vitovskyi
A professional with technical experience seeking new opportunities in the information technology fie...Natick, Massachusetts, United States
John zheng
General ManagerGuangzhou, Guangdong, China
Enrico rivera arenas
Senior Designated Services Engineer @Pure Storage| Storage Management, NAS/SANSpringville, Utah, United States
Andrea rosales
Community Support Specialist at Tresco IncAlbuquerque-Santa Fe Metropolitan Area
Nicole urban
Digital Marketing Manager | Paid Media Strategist | Content Creation & Social Media ExpertGreater Chicago Area
Alba roig farré
Research Study CoordinatorSabadell, Catalonia, Spain
Diego dalceggio
Temporary Plant/Production Manager & Management ConsultancyPergine Valsugana, Trentino-Alto Adige, Italy
Kamal raj
IT Technical Specialist , at ADNOC DistributionUnited Arab Emirates
Hardik bheda
Sr. Clinical Research Associate at IQVIAAhmedabad, Gujarat, India
Daniele sottile
IBM Certified Compliance ManagerMilan, Lombardy, Italy
Oleg medvedski
Team/Tech Leader | Java Software Engineer | Resource Manager – Andersen LabWarsaw, Mazowieckie, Poland
Landon smith, cwcc
Account Manager at LocktonSt Simons Island, Georgia, United States
...