Bhuvaneswari Natarajan
Singapore
Summary
Accomplished, hands-on mechanical engineer with 19+ years of experience delivering mechanical package and static equipment solutions across offshore FPSO, oil and gas, power, and water/wastewater projects. Proven in specification development, vendor selection/evaluation, integration of vendor information, and multi-discipline coordination through construction, pre-commissioning, and commissioning. Recognized for cost-effective, calculation- and validation-led engineering, and consistent on-time delivery. Strong communicator with client/supplier interface leadership. Core strengths include the design and selection of pressure vessels, exchangers, tanks, filters/coalescers, pumps, blowers, compressors, fans, thickeners; plant layout and GA; standardization of engineering documents; HAZOP participation; and application of ASME, API, ASTM, DIN, BS EN, and PTS standards. Tool proficiency spans PV Elite, CAESAR II, Pipe Flow, AutoCAD/CADWorx, Navisworks/SPR.
Overview
21
21
years of professional experience
1
1
Certification
Work History
Lead Engineer, Mechanical
MODEC Singapore
Singapore
07.2024 - Current
- Independently led, planned, managed, and controlled engineering, construction, and installation for assigned packages and modules; ensured delivery to specification, code, and schedule.
- Owned design/selection of static and packaged equipment across feasibility, conceptual, FEED, and detailed engineering; prepared design basis and standards for static equipment and packages.
- Authored scope of work, specifications, and material requisitions; executed technical bid evaluations prior to award; reviewed vendor documentation within schedule; integrated supplier information.
- Organized kick-off and pre-inspection meetings; led weekly supplier coordination; drove model reviews and efficient closure of comments across disciplines and suppliers.
- Supported HAZOP reviews; addressed technical interfaces with client and vendors; provided construction, installation, and commissioning support including punch/carry-over closure and expediting replacements/POs to meet commissioning schedule.
- Contributed to proposal/pre-bid engineering for new tenders; studied client specifications/requirements; supported change management from pre-bid through execution.
- Packages/Projects: FPSO Raia – Chemical Injection Module, Flare Tip Package, Nitrogen Generator, Fresh Water Packages, Produced Water Treatment Packages.
Senior Mechanical Engineer
MODEC Singapore
Singapore
07.2021 - 06.2024
- Prepared scope of work, specifications, and MRs; executed TBEs; coordinated suppliers and inter-disciplines; led KO/PIMs; involved vendor information into project deliverables.
- Conducted model reviews; supported site teams for module fabrication, equipment installation, pre-commissioning and commissioning; resolved critical issues via weekly supplier engagement.
- Packages/Projects: MV33 Petrobras Anita Garibaldi FPSO (Pressure Vessels, Filters, Pig Launcher, Heaters); Uaru FPSO FEED (Glycol Dehydration, Produced Water Treatment).
Mechanical Engineer
MODEC Singapore
Singapore
12.2018 - 06.2021
- Managed technical integrity and execution for separators/desalters (cladded/non-cladded), chemical injection systems, electric heaters, and tanks; authored package specifications; monitored fabrication; involved in FAT and mechanical completion.
- Reviewed vendor drawings/data sheets; prepared TBEs, technical queries, and purchase requisitions for static equipment/packages. Project: MV34 ENI Mexico Area 1 FPSO.
Mechanical Engineer
Envipure Pte. Ltd.
Singapore
04.2012 - 04.2018
- Delivered multi-disciplinary water/wastewater treatment packages from design through fabrication, introducing cost-saving solutions with client buy-in; coordinated a team of engineers/designers to execution.
- Produced equipment GA/layouts; performed vessel/tank designs per ASME VIII Div.1 (pressure vessels), API 650 (metal tanks), BS 4994/ASME RTP-1 (FRP tanks); designed vessel internals (laterals, inlet distributors, drain-down screens, strainer nozzles).
- Authored specifications/data sheets for pumps (API 610, ISO 5199/2858; API 675; API 685; progressive cavity; submersible; self-priming; magnetic sealess; drum pumps); performed hydraulic calculations including pump head and NPSH; executed suction/discharge/priming chamber sizing.
- Specified air blowers and fans (API 673); created data sheets for DAF units, sludge thickeners, filter presses, cartridge filters, agitators, static mixers, electric heaters, safety showers, and air saturation units.
- Conducted materials selection (CS, SS, DSS, alloy steels) by chemical compatibility; prepared fabrication/construction work packages; led HAZOP for wastewater packages; executed TBE and technical proposals for tenders.
- Representative projects: ANAA & AMOS Demin/WWT (Algeria); Sakra EfW (Singapore); Shaybah Odor Control (ACWA Emirates); RAPID Demin/Polishing; MLNG Bintulu BFW/Condensate polishing (Malaysia); Givaudan RO/UF (Cimanggis); PRAI CCGT WW/T Demin (TNB Prai).
Design Engineer
HS Compression & Process Pte. Ltd.
Singapore
09.2008 - 04.2012
- Developed piping material specifications (CS, SS, DSS, Cu/Ni, FRP, tubing) across ASME/API rating classes; prepared line lists; performed pipe reinforcement/thickness, pressure drop, flexibility (CAESAR II), and flow analyses.
- Sized/specified pressure safety valves (API 520/526) and manual/specialty valves (ball, globe, gate, check, mono-flange, DBB); produced RFQs/data sheets for scrubbers, pulsation bottles, and fin-fan coolers.
- Generated construction drawings (orifice plates, spectacle blinds, bleed rings, tanks); extracted piping BOMs; ensured quality through ISO 9001:2008 internal auditing.
- Projects: Ahdeb Oil Field LP Associated Gas Skid; JZ25-1S Phase 2 (CNOOC); Ronier (CNPC); Agadem (CPEC); Ahdeb Phase I/II (Al-Waha, Iraq); East Piatu Phase I/II (NEWFIELD, Malaysia); JZ20-2 Gas Field Modifications (CNOOC).
Assistant Manager, Design (Fluid System & Piping)
Essar Engineering Services Ltd.
India
07.2006 - 05.2008
- Produced P&IDs for natural gas pressure reducing skids; designed layouts for makeup water pump houses; executed basic and detailed engineering drawings for water, air, and gas services.
- Developed civil/structural interface drawings (tunnel/stockade piping); authored technical specifications and recommendations for various equipment.
- Projects: 2.5 MTPA Integrated Steel Plant (Essar Steel Caribbean Ltd.); 1.5 MTPA, 5 m Plate Mill (Hazira Plate Ltd.); 850 TPD Air Separation Plant (Essar Steel Ltd.).
Assistant Project Engineer
Mecon Limited
India
10.2005 - 06.2006
- Prepared equipment data sheets for desalination packages; completed vendor document reviews for the full package scope. Project: 10 MLD Desalination Plant (Kerala Minerals & Metals Ltd.).
Project Trainee
Intesco Asia Limited (ESCO)
India
06.2005 - 09.2005
- Conducted energy audits; executed cooling load calculations; performed performance analyses of pumps, fans, motors, lighting systems, and co-generation unit; assessed boiler thermal performance.
- Sites: Canara Bank HQ (Bangalore), KAPL (Bangalore), Vikram Hospital (Mysore).
Education
M.Tech. - Energy Conservation & Management
Bharathidasan University
01-2005
B.Tech. - Petrochemical Technology
Bharathidasan University
01-2003
Skills
- Mechanical package engineering across feasibility, conceptual design, FEED, and detailed engineering for FPSO/EPCI projects; compliance with ASME/API/ASTM/DIN/BS EN/PTS
- Supplier selection and management: pre-qualification, technical bid evaluations, kick-off/PIMs, weekly coordination, deviation control, change management, expediting replacements/POs
- Leadership and standardization: planning/managing/controlling deliverables; mentoring; lessons learned; standardizing checklists/templates/specifications; schedule acceleration initiatives
- Engineering documents: design basis, scopes/specifications/standards, material requisitions, bid packages and TBEs, SPIRs, vendor data registers, and integration of vendor data
- Site and lifecycle support: model reviews; construction and installation support; pre-commissioning/commissioning assistance; punch and carry-over closure
- Static/rotating/package equipment: pressure vessels, exchangers, tanks, filters/coalescers, pig launchers, electric heaters, chemical injection systems, nitrogen generation, blowers, compressors, pumps, fans, thickeners, produced water treatment, glycol dehydration
- Water/wastewater: demineralization, RO/UF, odor control, polishing, BFW/condensate polishing; pump hydraulic calculations (head/NPSH), pump selection/sizing, air blower/fan specification
- Codes/Standards: ASME, API (API 610/675/685; API 520/526), ASTM, DIN, BS EN, PTS; API 650; ASME VIII Div1; BS 4994; ASME RTP-1
- Piping: material specifications, line sizing/pressure drop, flexibility analysis, GA/isometric drawings, BOM extraction, sleeves and openings, supports/embedded plates
- Materials: carbon steel, stainless steel, duplex stainless steel, alloy steels; selection by chemical compatibility; cladded/non-cladded vessel experience
- Software: AutoCAD, CADWorx, AutoCAD P&ID; CAESAR II; PV Elite; Pipe Flow; Pipenet Vision; Navisworks; SPR; SAP (PR/TBE)
- Technical support
- Project management
Certification
- Certified Energy Auditor — Bureau of Energy Efficiency (India).
- ISO 9001:2008 Internal Quality Auditor.
- EHS Awareness Course ISO 14001:2004 (2010).
- Yoga Teacher Training (Multi-Style Yoga) — expected March 2025.
Deliverables, Document Mastery & Other Skills
- Deliverables and Document Mastery:
- Design basis, discipline standards, scopes of work; mechanical specifications and data sheets for static/rotating/package equipment.
- Material Requisitions (MRs), Technical Bid Evaluations (TBEs), Technical Queries (TQs), Purchase Requisitions (PRs).
- SPIR lists, Vendor Data Registers (VDRs), engineering work packages, and checklists/templates/specifications for standardization.
- Model review reports, interface registers, PIM minutes, punch lists, carry-over closure logs.
- Stakeholder, Interface, and Change Management:
- Led technical interfaces with clients and suppliers; integrated vendor deliverables into project design and schedule; coordinated inter-discipline reviews and closure of comments.
- Supported procurement in supplier pre-qualification, TBEs, and resolution of package-related issues; facilitated weekly technical coordination with suppliers to resolve critical problems fast.
- Implemented change management to manage deviations.
- Process Safety, Quality, and HSSEQ:
- Participated in HAZOP studies; ensured compliance with project technical requirements.
- ISO 9001:2008 internal quality auditor; executed engineering aligned with ISO 9001 quality systems.
- Leadership and Continuous Improvement:
- Bridged projects by sharing lessons learned; mentored team members; standardized checklists, templates, and specifications; supported schedule acceleration programs for package execution and delivery.
- Software Proficiency: AutoCAD, CADWorx, AutoCAD P&ID; CAESAR II; PV Elite; Pipe Flow; Pipenet Vision; Navisworks; SPR; SAP (PR/TBE).
- Key Skills: Mechanical design and package engineering; piping component selection; plant layout and general arrangements; MR/MRQ/MRP; TBE/TQ/PR; vendor management and documentation review; SPIR/VDR; HAZOP; cost estimation; reporting/analysis; interdepartmental liaison; client/vendor/third-party coordination; model review; isometric generation; BOM extraction; compliance with client specifications.
Timeline
Lead Engineer, Mechanical
MODEC Singapore
07.2024 - Current
Senior Mechanical Engineer
MODEC Singapore
07.2021 - 06.2024
Mechanical Engineer
MODEC Singapore
12.2018 - 06.2021
Mechanical Engineer
Envipure Pte. Ltd.
04.2012 - 04.2018
Design Engineer
HS Compression & Process Pte. Ltd.
09.2008 - 04.2012
Assistant Manager, Design (Fluid System & Piping)
Essar Engineering Services Ltd.
07.2006 - 05.2008
Assistant Project Engineer
Mecon Limited
10.2005 - 06.2006
Project Trainee
Intesco Asia Limited (ESCO)
06.2005 - 09.2005
B.Tech. - Petrochemical Technology
Bharathidasan University
M.Tech. - Energy Conservation & Management
Bharathidasan University