FRANCIS MARIKI
Dar Es Salaam
Summary
Francis Mariki is an engineering leader with over a decade of experience in managing network operation centers, telecommunication operations, and data analytics projects. He holds certifications in Lean Six Sigma Green Belt (ICGB) and AWS Data Analytics Specialty and is proficient in various tools and platforms, such as Microsoft Excel, Power BI, Qliksense, Power Query, Power Pivot, and Apache NIFI. As the Head of Operations at PivotechGroup, a leading provider of power and transmission infrastructure solutions in Tanzania, he oversees the planning, execution, and monitoring of complex projects and contracts. He also leverages data and technology to optimize operational efficiency, enhance customer satisfaction, and drive business growth. In his previous roles, he successfully implemented a decision support system, initiated a data-driven culture among key function heads, and led the creation of the company's technology strategy. He is passionate about delivering innovative and reliable solutions that meet the needs and expectations of his clients and partners.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Head of Operations
PivotechGroup
09.2023 - Current
- Led and managed telecommunication maintenance operations
- Enforced adherence to quality, health, safety, and environmental protocols
- Maintained service level agreements and ensured operational compliance
- Conducted SLA training and minimized liquidated damages
- Oversaw equipment upkeep and preventive maintenance audits
- Reviewed monthly maintenance plans and managed materials delivery
- Managed the operation budget.
Manager: Data Warehouse and Business Analyst
Vodacom Tanzania Plc
01.2021 - 09.2023
- Oversaw the operations of the Data warehouse
- Conducted business analysis to ascertain reporting requirements
- Directed the implementation of business intelligence and technology company strategies
- Managed the departmental budget for all Data warehouse projects
- Ensured smooth data ingestion processes into and out of the Data warehouse
- Assessed business proposals for various project engagements with stakeholders
- Ensured thorough evaluation, testing, and approval of system changes before deployment to production systems in the UAT (User Acceptance Test) environment.
Business Intelligence Manager
PivotechGroup
02.2019 - 12.2020
- Analyzed the performance of business programs based on business partner service level agreements and provided interpretations of data to the management promptly for decision-making
- Participated in the negotiation of service level agreements with business partners based on historic performance derived from historical contract operation data
- Analyzed the changing needs of current and prospective business partners and proposed changes to meet identified needs
- Led the creation of the company technology strategy 2019-2023 and the implementation of the company data warehouse and business intelligence unit.
NOC Manager
PivotechGroup
07.2015 - 02.2019
- Managed communication with key business partners to ensure the attainment of agreed key performance indicators in various projects
- Monitored business performance based on partner service level agreements
- Participated in the negotiation of service level agreements with business partners based on historic performance derived from historical contract operation data
- Coordinated, approved, and planned changes to partner's infrastructure as per set standard operating procedures.
NOC Engineer
Millicom (Tigo)
11.2012 - 07.2015
- Monitored the entire GSM network to ensure availability and reliability at acceptable levels
- Logged all faults in the remedy system and escalated them according to the escalation matrix
- Performed timely backups of all core network elements and ensured proper documentation, labeling, and storage
- Prepared and communicated network-wide performance reports.
Web Developer
Nexus Consulting Agency
03.2012 - 11.2012
- Developed and maintained websites and managed social media accounts
- Provided search engine optimization services to clients' websites
- Performed network administration and shared resources across the network like printers and storage
- Prepared proposals for various web projects.
Lead Programmer / Software Engineer
Blackmark Corporation Limited
08.2011 - 02.2012
- Managed four software programmers and spearheaded the design and innovation of company software products
- Wrote proposals for various projects
- Analyzed clients' requirements and transformed them into technical requirements.
Education
BSc in Computer Engineering and Information Technology -
University of Dar es Salaam (UDSM)
01.2011
Advanced Certificate of Secondary Education Examination -
Benjamin William Mkapa High School
01.2007
Skills
- Creative Problem Solving
- Programming
- Team Leadership
- Microsoft Power BI
- Data Analysis
- Qlik Sense
- Oracle Database
- Extract, Transform, Load (ETL)
- Data Mining
- Amazon Relational Database Service (RDS)
- Operational Excellence
- Performance Improvement
- Schedule Management
- Cost Control
Certification
- AWS Certified Data Analytics – Specialty, Amazon Web Services (AWS), 03/2023, 03/2026
- Lean Six Sigma Green Belt (ICGB), Process Management International (PMI)
Accomplishments
- Vodacom Enhanced Star Award 2022
Timeline
Head of Operations
PivotechGroup
09.2023 - Current
Manager: Data Warehouse and Business Analyst
Vodacom Tanzania Plc
01.2021 - 09.2023
Business Intelligence Manager
PivotechGroup
02.2019 - 12.2020
NOC Manager
PivotechGroup
07.2015 - 02.2019
NOC Engineer
Millicom (Tigo)
11.2012 - 07.2015
Web Developer
Nexus Consulting Agency
03.2012 - 11.2012
Lead Programmer / Software Engineer
Blackmark Corporation Limited
08.2011 - 02.2012
BSc in Computer Engineering and Information Technology -
University of Dar es Salaam (UDSM)
Advanced Certificate of Secondary Education Examination -
Benjamin William Mkapa High School
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