Summary
Overview
Work History
Education
Skills
References
Hobbies and Interests
Training
Disclaimer
Timeline
Generic
Joseph F. Mwapinga

Joseph F. Mwapinga

Dar es Salaam

Summary

I have sound experience in Electrical installation, maintenance and troubleshooting within residential, industrial and commercial equipments. Able to work occasionally on weekends or travel nationally to remote sites. A demonstrable and strong working experience in Data Centre or Telecommunication field. Hands on experience with installation and testing of structured cabling. Experience of installation of rack mountable equipments. Good experience or ability of developing and documenting operational process. Good level of knowledge about Data Centre power distribution and Cooling systems. Working experience of the Technical requirements and build of DC(Direct Current) POWER infrastructure for Data Centre and Telecommunications/IT Equipments. Ability to develop and provide technical or operational awareness session for staff to logically and methodically think through problems. Networking or Electrical qualification desirable. I am willing to take on new responsibilities, excellent team player, flexible and affordable character.

Overview

2026
2026
years of professional experience

Work History

Data Center Manager

Tigo
09.2016 - Current
  • Managing and leading all Data Center activities related to Power and Cooling.
  • Control and Manage all Data Center access via following Approval controls process.
  • Manage and perform research to design new advanced/upgrading related to Power and Cooling as UPS, HVAC, Generator, Rectifiers, DC&AC-PDU and ATS.
  • Manage Maintenance Contractor to Perform troubleshoot on data center, identify all Power and Cooling issues and assist in timely resolution of same.
  • Administer installation and maintenance of organization data center as IT, Core and TX.
  • Control OPEX related to fuel and consumable spares by weekly review and sign off an acceptance deliverables form.
  • Support any Higher-Level technical issues related to power and cooling incase there is Technical challenges.
  • Prepare all Power activities Scope of Work and BOQ for the Procurement to work with Supply chain process.
  • Prepare Cost Acquisition Request (CAR) and requirements justification report in details for the Data Center Non-consumable spares as Batteries, Rectifier modules, Rectifier controllers etc.
  • Managing all Data centers projects as Civil work, Power and Cooling Upgrading or redesigning to meet Data center services compliance.
  • Conduct site auditing to the Data Center in quarterly basis and share the finding report to the Head of Network Operations.
  • Review Data center availability performance by identifying achievement, Challenges and mitigations plan in each week during Data Center Operations and Maintenance meeting.
  • Controlling all power connectivity dimensions for each equipment before installed by verifying Cables, Circuit breakers and power distribution units (PDU).
  • Manage all Data Centers ongoing activities are following Health and Safety guides to Comply with standards.
  • Ensure all Data Center power challenges are under control specifically on Lifecycle Costs, adaptability, scalability, availability/manageability and Maintenance -Serviceability.

Underground Electrical Supervisor

Barrick Gold Mining
07.2007 - Current
  • Running cable from Power station to Pillar feeder 500 vac; 400 amps main distribution board and cable configurations.
  • Regularly expansion as per underground Pit extend by installing and Termination Jumbo box Starter Sub distribution Motor pump starter.
  • Performs highly skilled Mining Electrical equipments fundamentally in Electrical control panel designing by preparing circuit diagram, wiring diagram, wiring schedule drawing, block diagram and parts list for pump, Jumbo box and Underground inlet primary and secondary fan Starter board erection.
  • Power meter and pump logic meter configuration as per enviable condition to ensure proper data record are collected.
  • Equipments Preventive maintenance, Predictive maintenance, Reliability centered maintenance by tracking work order.
  • Voltage as air insulated type, Nonmetal clad circuit breaker oil and SF gas insulation type.
  • Engineering support by ensure effective implementation and control of technical support.
  • Equipments modification by guarantee proper design, review, control, implementation and documentation of equipments changes in timely manner.
  • Engineering support procedure and Documentation by make sure that engineer support procedure and documents provide appropriate direction and they support efficiency and safe operation.
  • Support Solar systems to the Water pumps to the villagers around the mining Camp.
  • Installation of the new Solar water Pump systems and maintain them as per manufacture literate.

Project Manager-Power

Sincro Sitewatch
09.2016 - 02.2017
  • Managing and leading the project power team.
  • Recruiting, performance evaluation and consulting respective project staff.
  • Managing co-ordination of the partners and contractors engaged in company project work.
  • Detailed project planning and controlling:
  • Generating Developing and maintaining a detailed project plan.
  • Managing project deliverables in line as per project plan and budget.
  • Generate daily weekly and monthly report.
  • Share all the report to project director in daily ,weekly and monthly bases.
  • Recording and managing project issues and escalating where necessary.
  • Resolve all challenges precisely with a very minimal duration.
  • Managing project scope and change control and escalating issues where necessary.
  • Monitoring project progress and performance.
  • Providing status reports to the project director.
  • Regularly Liaises with, and updates progress to, project director & Project Analyst.
  • Managing project evaluation and dissemination activities.
  • Final approval of the design specification.
  • Conduct pre delivery inspection before handover of the project to project analyst and project director.
  • Prepare all necessary Acceptances certificate (completion certificated) and submit to project analyst immediately.
  • Maintaining project resources and project inventory database.
  • Monitor , Manage and control project tools and equipment.
  • Determine appropriate plan to maximize resource utilization, performance and schedule project requirements.
  • Coordinate other Departments to maximize performance and unnecessary delays.
  • Coordinate with project teams to ensure timely accomplishment of project tasks that require special tooling, expertise, or equipment.
  • Evaluate and upraise performance in your project team.
  • Chair & conduct at least one project supervisor review meeting per week and share the minutes accordingly.
  • Perform all tasks assigned by immediate boss.
  • Ensure compliance with health and safety requirements and environment standards to all field staff.

Field Network Maintenance Manager

Sincrositewatch.com
05.2014 - 09.2016
  • Minimizing power failure by following site failure trends, down time, based on the site criticality.
  • Communicating job expectations; planning, monitoring, appraising, and reviewing job contributions; planning and reviewing compensation actions; enforcing policies and procedures.
  • Achieves electrical maintenance operational objectives by contributing information and recommendations for strategic plans and reviews, preparing and completing action plans, implementing production, productivity, quality, and customer-service standards; resolving problems; completing audits; identifying trends; determining system improvements; implementing changes.
  • Meets electrical maintenance financial objectives by forecasting requirements; preparing an annual budget, scheduling expenditures, analyzing variances, initiating corrective actions.
  • Provides electrical power by maintaining electrical equipment and outlets; including energy management system for Grid energy and Generator Energy and Battery energy.
  • Provides engineering support by responding the requests for mechanical and electrical problems.
  • Preparing Technical proposal to the customer for any solutions regarding Operational cost saving.
  • Higher level DC hot panel duties implementations to avoid massive Network unavailability.
  • Handling the training and development needs of new hires.
  • Implementing preventive maintenance programs.
  • Adhering to safety regulations.
  • Attending operational meeting with customer for improving quality service to customer.
  • Control DC plants upgrading as Rectifier from one type to another type.
  • Share proposal and plan for the DC power strengthening by upgrading the battery capacity and Rectifier capacity.
  • Running alarm visibility installation project as an Expert level for the Network Uptime improvements.
  • Prepare Major issues cleaning up plan via Network Callout/Out of Service for controlling the MTTR to the successfully level.
  • Minimize the DC and AC MTTR by ensure the rectifier parameter configuration is accurate and the Generator automation Digital and Analog output/INPUT is at the desirable condition.

Operations and Maintenance Manager

Maktech & Telecommunications Ltd
03.2013 - 04.2014
  • Minimizing power failure by following site failure trends, down time, based on the site criticality.
  • Communicating job expectations; planning, monitoring, appraising, and reviewing job contributions; planning and reviewing compensation actions; enforcing policies and procedures.
  • Achieves electrical maintenance operational objectives by contributing information and recommendations for strategic plans and reviews, preparing and completing action plans, implementing production, productivity, quality, and customer-service standards; resolving problems; completing audits; identifying trends; determining system improvements; implementing changes.
  • Meets electrical maintenance financial objectives by forecasting requirements; preparing an annual budget, scheduling expenditures, analyzing variances, initiating corrective actions.
  • Provides electrical power by maintaining electrical equipment and outlets; including energy management system for Grid energy and Generator Energy and Battery energy.
  • Provides engineering support by responding the requests for mechanical and electrical problems.
  • Preparing Technical proposal to the customer for any solutions regarding Operational cost saving.
  • Higher level DC hot panel duties implementations to avoid massive Network unavailability.
  • Handling the training and development needs of new hires.
  • Implementing preventive maintenance programs.
  • Adhering to safety regulations.
  • Attending operational meeting with customer for improving quality service to customer.
  • Preparing Generator overhaul proposals or Hybrid redesign to accommodate smooth operation to the entire Network Control DC plants upgrading as Rectifier from one type to another type.
  • Share proposal and plan for the DC power strengthening by upgrading the battery capacity and Rectifier capacity.
  • Prepare Major issues cleaning up plan via Network Callout/Out of Service for controlling the MTTR to the successfully level.
  • Controlling the PM(Preventive Maintenance) and ensure they meet the equipments manufacture.
  • Drive the Comparison report on the CM/PM/RM for the service improvements action Plan.

Overall Power Engineer (Power Specialist)

Nokia Siemens Network
03.2011 - 02.2013
  • Minimizing power failure by following site failure trends, down time, based on the site criticality.
  • Control Rectifier and Batteries performance report and provide the number of faults in various categories (Non repair & repairable) for spare deliverables on time.
  • Dc board and Cables size control and authorize or advice upgrade to accommodate new Equipment’s installed on site.
  • Acceptance of new sites in new site installation, Grid new connection, Transformer, Rectifiers, Batteries, Generators and Hybrid system.
  • Update the challenges and goals agreed to meet after conducted meeting with Grid Company Region Management, Maintenance Contractor Management.
  • Performing spare inventory control by updating rectifier system, rectifier spares, batteries, AMF panel and insure they are available at ware house or Region ware house to avoid down time in case of any equipment’s failure.
  • Insuring all contractors are working within HSE guides thus make all works done and everybody going home safe.
  • Provide monthly report for Maintenance of which has visibilities of maintenance and service schedules, Job(work) orders, Generator VS Grid energy usage and site data base changes from one category to another, meeting minutes, any special project executive summary maintenance performance review, Inventory Spare status and Status for Power.
  • Evaluation of scheduled maintenance against actual implementation to be conducted on Monthly basis.
  • Generator running minimizing by insuring the Grid line faults resolved on time, Follow up on the Automation systems functionality and resolution time frame, Hybrid functionality, Grid invoice paid on Time, New sites Grid connectivity, AVS functionality and quickly resolution on time.
  • Running Generator running hours report in weekly basis by Smart meter Tool and provide the proposal for solution to minimize Generator fuel usage.

Region Power Engineer-Coastal Region

Vodacom Tanzania Ltd
Dar es Salaam
07.2007 - 02.2011
  • Resolve and update open faults for power in the Region and Maintenance contractor via NMC (Network Management Control) on daily basis.
  • Send open faults update for the whole week to Power Management, Region Management and NMC in weekly basis.
  • Process and control all power Job (Work) orders within 72 hrs.
  • Update the JO success immediately after the work is finished and if not share with Power Management for quick solution to avoid downtime.
  • Control Generator service and Maintenance schedule to be delivered one month prior to implementation.
  • Evaluation of scheduled maintenance against actual implementation to be conducted on Monthly basis.
  • Generator running minimizing by insuring the Grid line faults resolved on time, Follow up on the Automation systems functionality and resolution time frame, Hybrid functionality, Grid invoice paid on Time, New sites Grid connectivity, AVS functionality and quickly resolution on time.
  • Running Generator running hours report in weekly basis by Smart meter Tool and provide the proposal for solution to minimize Generator fuel usage.
  • Review the Fuel invoicing from Contractor and approval them for the payments.
  • Control the Generator running while there is grid and work on the faults cleaning plan for the fuel saving.
  • Conducting Site auditing every month 10 sites per each Maintenance Contractor and agree for the improvements.
  • Attend any Technical issue which show impact the Network performance and come up with permanent solution.

Underground Leading hand Electrician

Barrick Gold Mining
05.2006 - 07.2007
  • Prepare all material through equipments list quality approval arrange for logistics to the site from ware House.
  • Verify pole power line construction material appropriate and other regulation as right of way requirements, identification requirements, Climbing Space and obstruction are accurate.
  • Wood Poles data keeping record as Supplier brandy, Plant designations Year of treatment, Species of timber and preservative treatment retention and Class and length in feet.
  • Insulators as Pin insulators, Post Insulators, Suspension Insulators, and Line pole class and Pin Pole Class.
  • Other material is Guys anchor Cables Bolts etc.
  • Transformer and Substation preparation and Installation as follows:
  • Ensure Substation installation area are safe and apposite for incoming line power termination 6.6kv/500/415vac.
  • Installs and mounts instrumentation systems related to electronics, instrumentation control device to support record and any fault information in the power system.
  • Run Underground PIT water Pump Preventive Maintenance and come up with report.
  • Conduct Jumbo power supply extension by installing new DB based on the mining chamber expansion.
  • Conduct the indoor Transformer (33kv/500vac of 600kva) Preventive Maintenance and share the findings in case of anything found can cause Transformer failure to operate.

Senior Electrical Power Technician

Tri-Telecommunication Tanzania
01.2000 - 12.2005
  • To ensure effective implementation and control of operation activities.
  • Proper Co ordination with Ebbs for timely collection of Electricity bills of cell site and prepare for payments procedure. The same activity will be.
  • Daily checkup cooling plant control panel basically in relays.
  • Performs highly skilled testing, maintenance and repair on Power backup system with batteries bank, UPS in various size from 5 kva to 150kva (single phase and three phases) and pure sine wave Inverter so as to maintain proper backup in Msc billing system.
  • While working I was responsible for keeping all electrical power maters as utility billing payments, all contractors commissioning and approval for electrical power equipments installed in international standard.
  • Keeping all genset record and preparing weekly, monthly and yearly maintenance record by using Check list as per Manufacture literate.
  • Schedules all planned maintenance and Controls the allocated budgets and ensures they meet the target.
  • Conducting Monthly PM for All Data Centre in the Regions.

Power Quality and Standards Assurance VTL Representative

Vodacom
  • All new Equipment’s power connection and switching on (Powering Up) from the Main DC Distribution board plant.
  • Install, test and maintain a wide range of IT communication infrastructure and cabling within Data Centers and Telco exchanges located nationally.
  • Managing the Laying, splicing and testing of fibre optic cabling.
  • Laying, terminating and testing of copper Cat6 data & Voice cabling (including Krone blocks). Develop project documentation and provide advice as a Technical Authority Lead data center engineering projects.
  • Supervise staff on site to ensure projects tasks are fully delivered to the right standard.
  • Support the Data Centre Manager to maintain all data centre standards, procedures, health and safety, and day to day infrastructure performance issues.
  • Provide technical advice on managing problems within the M&E infrastructure of datacenter.
  • Create job tickets and agree the implementation stage with the Planning and Logistic specialist.
  • Ensure that the data centre is maintained and operational 24/7 by providing daily audits and reporting about the performance level of services.
  • Provide data centre remote hand support services when required.
  • Provide data centre engineering support for all remote sites (travel if require to remote sites national) Mentor, coach, train and guide other colleagues to deliver quality data centre service.
  • All new Equipments power connection and switching on (Powering Up) from the Main DC Distribution board plant.
  • Sharing summary of power equipments power alarms required from with Configuration for Alarm data Base.
  • Alarm termination of all MSC equipments as Chiller, Rectifier systems, Generators UPSs etc and confirm if they are reporting properly to NMC.
  • Attending Monthly PM for the Rectifier systems by collecting Data logs for DC plants performance evaluation.
  • Attending Quarterly Batteries conductance Testing and run the report for sharing with Power Management Team/Manufacture.
  • Ensure any equipments installed at MSC (Data Centre) must match with switch gears capacity to avoid equipments burnt/failed.
  • Attending any New power Equipments commissioning at Data Center as a Company Representative.
  • Attending any Data Centre callout which need higher level attention to sheltered network from unavailability.
  • Attending Weekly and monthly meeting with Contractor.
  • Attending any Media Gateway new Equipments installation for the technical support in case there is operations failure after installation.
  • Collecting Data logs via DC Plants Software and share to the Power Managements for the analysis.

Panel Wire Engineer/Supervisor

Barrick Gold Mining
  • Check and back-check drawings produced by the electrical design team.
  • Visit sites and customer plants to review electrical design requirements as needed.
  • Provides coaching and mentoring to junior resources and shares experience and knowledge in a collaborative environment.
  • Provide hands on, quality assembly and wiring of industrial control panels.
  • Complete point to point wiring and install a variety of electronic and electro-mechanical components (both repetitive and non-repetitive).
  • Ensure CSA/UL licensing compliance requirements and standards are met.
  • Report all design or material non conformances to Engineering Manager immediately upon identification.
  • Mark-up all drawings for updating to “As Built” status.
  • Assist company with purchasing department in maintaining proper levels of panel shop consumables inventory.
  • Dimension and layout of back panels and enclosures.
  • Mounting of components to back panels and enclosures.
  • Routing and bundling of wire and cables neatly to meet wiring standards.
  • Point to point wiring of relays, controls, PLCs, I/O Modules, VFDs, Interfaces, & Instrumentation.
  • Troubleshoot panels as needed to eliminate wiring errors and component malfunctions.
  • Maintain red line drawing mark-ups of changes required during fabrication.
  • Communicate red line changes to Engineer or Team Leader for revision prior to completion.
  • Communicates effectively with all team members, leads, builders, engineers and the Project Manager for any challenges met during commissioning to meet time frame of the project.
  • Perform other duties as assigned or as needed.

Education

High School Diploma - Electrical Engineering

Mbeya Institute of Technology

Skills

  • Power distribution
  • Data center operations
  • Project management
  • Electrical troubleshooting
  • HVAC systems
  • Inventory management

References

  • Oigen, Prosper, IT Consultant, oigen26@yahoo.com, +255 713304891, Dar es Salaam, P.O Box 71045
  • Wallis, Martin, Managing Director, wallysmartin@yahoo.com, +255 754 755 888, Wally’s Engineering (Specialist Registered Contractor) Co. Ltd, Dar es Salaam, P.O.Box. 76714
  • Vesna, Ngunangwa, Senior Relationship Manager, Vesna.Ngunangwa@crdbbank.com, +255 758828203, MFC CRDB, Dar es Salaam, P.O.BOX 10876

Hobbies and Interests

Writing, reading novels, listening and dancing music, watching movies, meeting people and travelling

Training

  • High School Diploma in Electrical Engineering at Mbeya Institute of Technology
  • Programmable logic Control SLC 500 by Allen Bradley South Africa
  • High Voltage Maintenance course-by Industrial Education &Training Institute South Africa
  • Process Plant Maintenance Trainee Program at Barrick Gold Mining.
  • Installation and erection of equipment’s including Substation, Switch gear, Distribution board, Fabrication of control panel Jumbos, ventilation fans pumps and other electrical equipment’s.
  • High Voltage Maintenance course.
  • Professional Earthling Management and Light protection course.
  • Hybrid Power solutions higher level Maintenance training.
  • Basic Radio Frequency Awareness Training
  • Motor and Generator Maintenance, Testing and Condition Monitoring by DHT-South Africa
  • International Health and Safety Passport by ECT IBT – valid up to 2019.
  • Data Center Design and awareness by Professional Developments.
  • Alternative Power Generation Course by Schneider Electric
  • British Standards Institution (BSI) courses:
  • ISO22301:2012-Business continuity Management System-Requirements
  • ISO22301:2012-Business continuity Management System-Internal Auditor
  • ISO22301:2012-Business continuity Management System-Lead Implementer
  • ISO/IEC 27001:2013 Information’s Security Management-Requirements
  • ISO/IEC 27001:2013 Information’s Security Management-Internal Auditor
  • ISO/IEC 27001:2013 Information’s Security Management- Lead Implementer
  • Data Center Professional Developments:
  • Data Center Certified Vender-Course.
  • Data Center Design Awareness-Course.

Disclaimer

I hereby confirm that the above information given here is correct and accurate to the best of my knowledge and belief. Signed:_________________________ Date:__________________________

Timeline

Data Center Manager

Tigo
09.2016 - Current

Project Manager-Power

Sincro Sitewatch
09.2016 - 02.2017

Field Network Maintenance Manager

Sincrositewatch.com
05.2014 - 09.2016

Operations and Maintenance Manager

Maktech & Telecommunications Ltd
03.2013 - 04.2014

Overall Power Engineer (Power Specialist)

Nokia Siemens Network
03.2011 - 02.2013

Underground Electrical Supervisor

Barrick Gold Mining
07.2007 - Current

Region Power Engineer-Coastal Region

Vodacom Tanzania Ltd
07.2007 - 02.2011

Underground Leading hand Electrician

Barrick Gold Mining
05.2006 - 07.2007

Senior Electrical Power Technician

Tri-Telecommunication Tanzania
01.2000 - 12.2005

Power Quality and Standards Assurance VTL Representative

Vodacom

Panel Wire Engineer/Supervisor

Barrick Gold Mining

High School Diploma - Electrical Engineering

Mbeya Institute of Technology

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Joseph F. Mwapinga