Nairobi City Water and Sewerage Company (NCWSC) was incorporated in December 2003 under the Companies Act cap 486. It is a wholly-owned subsidiary of Nairobi City County with the main responsibility of providing and managing water and sewerage services in Nairobi, while the asset holding body, Athi Water Works Development Agency (AWWDA) is charged with the responsibility of developing key water and sewerage infrastructure. The Company is mandated to provide clean water and sewerage services to the residents of Nairobi City County, in a financially sustainable manner and within Government regulations. The City has an estimated population of 4.39 million by 2019 which is projected to grow to 5.9 million by 2022 according to Nairobi County Integrated Development Plan (CIDP) 2018-2022. As the mandated water and sewerage service provider in Nairobi City County, NCWSC has continued to enhance service provision by aligning itself to the Constitution of Kenya 2010; National Water Master Plan 2030 developed in 2013 by the Government of Kenya, identifying key multi-sectoral initiatives and projects to ensure sustainable availability and management of water and sanitation for all; Kenyan economic blueprint, Vision 2030’s under MTP III; Nairobi Integrated Urban Development Masterplan (NIUPLAN); the County’s Strategic Plan (2015-2025); Nairobi County Integrated Development Plan for (2018-2022); and Agenda 2030, the Sustainable Development Goals under agenda six. The Nairobi City Water and Sewerage Company is committed to ensuring that all stakeholders receive water regularly and efficiently and that the water reaching the customers is of highest quality.Job Purpose To collect data and support the reduction of non-revenue water (NRW) by Verifying customer connection supply status,analysing customer consumption data, monitoring commercial losses, conducting field surveys, and contributing to capacity building initiatives for staff and customers. PRIMARY DUTIES/RESPONSIBILITIES OF DATA VERIFICATION ASSISTANT Map District Metered Areas (DMAs) boundaries, inflows, and consumption points Undertake field data sampling ensuring data accuracy Undertake collection of sampled field customer consumption data for analysis of trends and patterns to detect anomalies such as sudden consumption changes, under-registration, or leakage Sample consumption of high consumer customers and zero consumption customers Collaborate with leakage detection, meter testing, and instrumentation teams to correlate field findings with data analysis Sample newly contracted accounts to ensure metering and prompt billing Undertake Customer Information Survey (CIS) and Consumption surveys in established DMAs Extract relevant data from customer and management systems for baseline and impact analysis reports Carryout corrective actions on identified anomalies where necessary Train and support staff in GIS data collection, reporting, and use of analytical tools. Participate in customer and staff awareness campaigns for NRW reduction initiatives Prepare daily, periodic reports as required Any other duty as maybe assigned by supervisor ACADEMIC & PROFFESSIONAL QUALIFICATIONS: Certificate in business related field OR engineering or IT or Project Management or Trade test /craft course in related field froma recognized learning Institution.