| Period | Employing Organization & Position | Summary of Activities Performed Relevant to the Assignment |
| #1 . Nov 2025 – Present | BETS Consulting Services Ltd. Water Resources Engineer | Site visits for PRA, PCR, FSR & Detailed Design; hydraulic design reports for culverts, regulators & canals; benchmark back-sight/foresight & traverse closure checks; 50-yr flood return-period (Gumbel, Normal, Log-Pearson III) & 3-day drainage analysis; AutoCAD mapping; ESIA & EIRR/FIRR. |
| #2. Jun 2024 – Present | BETS Consulting Services Ltd. Water Resources Engineer | Collected, analyzed & verified observation tube well groundwater time-series data across agencies; cross-checked field data; extracted open-source DEMs in QGIS to establish baseline surface water hydraulic conditions & flood frequency; conducted field monitoring visits. |
| #3. Oct 2025 – Present | Engineering Consortium Ltd. Jr. Hydrologist (Part-Time) | Collected primary water-level data via bathymetric surveys; verified on-site river discharge and monitored topographic surveys; performed HEC-RAS hydraulic/hydrologic system simulations; gathered BWDB, DPHE & BMD secondary data and DEM’s. |
| #4–#5. Dec 2024 – Dec 2025 | Engineering Consortium Ltd. Design Eng. (#4) / Jr. Design Eng. (#5) (Part-Time) | #4 (May–Dec 2025): Analyzed BWDB water-level & DEM data; designed water retention structures with double-lifting features and a control structure at Radha Juri Kura canal. #5 (Dec 2024–Mar 2025): Interpolated BWDB station water levels and designed a 600-meter internal drainage/beautification canal (BIFT master plan). |
| #6. Sep 2016 – Mar 2024 | BETS Consulting Services Ltd. Jr. Design Engineer | Assisted in hydraulic structure designs & HEC-RAS hydrological simulations; checked drainage regulators, outlets, irrigation inlets, flood fuses, causeways & Haor canal networks; embankment slope stability & settlement analysis; ArcMap/QGIS contour analysis; BOQs, bid documents & annual submersible embankment evaluations. |
| #7, #9, #10. Jun 2020 – May 2024 | BETS Consulting Services Ltd. Canal (#7) / Drainage (#9) / Design Eng. (#10) (Part-Time) | #7 (Feb 2023–May 2024): Designed 2 canals for DSCC; checked hydrological/survey data & FSR. #9 (Oct–Dec 2021): Storm drainage network & rainfall analysis for PAE. #10 (Jun 2020–Nov 2022): Prepared & reviewed FSR and Detailed Design reports for culverts, regulators & khals for LGED. |
| #8. Jan 2022 – Aug 2022 | Engineers Consortium Limited River Training Eng. (Part-Time) | Prepared and reviewed Detailed Design Reports for hydrological data; verified benchmark back-sight and closed surveys; analyzed drainage and river-to-site water-level interpolation/extrapolation; attended design meetings with BCS Academy and BWDB. |
| #11 . Jun 2018 – Dec 2018 | DevConsultants Limited (DevCon) Design Engineer (Part-Time) | Developed hydrographic survey methodologies & supervised inventory surveys; coordinated bathymetric, hydrological & morphological data analysis; delineated catchments & baseline hydraulic conditions; prepared detailed designs and drawings for earthen embankments and regulators for BWDB. |
| #12. May 2015 – Sep 2016 | Mott MacDonald, SODEV & NHC | Assessed primary, secondary & tertiary canals in Teesta Barrage, Muhuri & Ganges-Kobodok zones; designed water control structures, regulators. |
| #13. Aug 2012 – Mar 2015 | Bongo Dynamic Consult Ltd Jr. Planning & Design Eng. | Conducted PCR/FSR site visits; prepared Detailed Design Reports for culverts, regulators & canals; verified benchmark & 3rd-party topographic surveys; 50-yr flood return-period (Gumbel, Normal, Log-Pearson) & 3-day drainage rate analysis; AutoCAD land-use maps; ESIA & EIRR/FIRR evaluations. |
| #14–#16. Feb 2010 – Jul 2012 | Design Edge (14) / Shafayat (15) / Halim & Assoc. (#16) Engineer / Project Engineer | #14 (Dec 2011–Jul 2012): End-to-end project management, material cost analysis, specs, BOQs & final bills. #15 (Dec 2010–Nov 2011): Quantity & cost estimation, consultant coordination & Building Regulatory Acts compliance. #16 (Feb–Dec 2010): |