NELSON SESUADIMAI

About

Senior Electrical Engineer and Project Manager with 15+ years of experience across client, consultant, and contractor environments in Qatar, UAE, and India. Specializes in MV/LV electrical systems, substation and data centre infrastructure, authority approvals, testing and commissioning, and end-to-end project delivery.

Experience

• Senior Electrical Engineer
  LACASA Architects & Engineering Consultants · Qatar
  Feb 2025 – Present

  Led electrical design review, technical coordination, and site supervision for residential, healthcare, commercial, and data centre projects. Reviewed load schedules, maximum demand, SLDs, equipment/cable sizing, protection, earthing, lighting, and electrical layouts. Supervised MV/LV systems, substations, transformers, generators, UPS, ATS, PDU/RPP, busbars, and DBs. Reviewed shop drawings, material submittals, method statements, RFIs, vendor documents, and technical evaluations. Coordinated MEP, ICT/ELV, BMS/EPMS, fire & life safety, architectural, and structural interfaces. Ensured compliance with TIA-942, Uptime Institute, IEC, BS, QCS, KAHRAMAA, and QCDD requirements. Managed QA/QC inspections, NCRs, snagging, technical issues, contractor progress, and variations. Witnessed FAT, SAT, functional testing, IST, testing & commissioning of critical electrical systems. Managed final inspections, as-built drawings, O&M manuals, test reports, commissioning records, and project handover.

• Project Manager
  POLARIS Trading & Contracting WLL · Qatar
  Jul 2022 – Jan 2025

  Managed substations, MV switchgear, RMU, transformers, MV/LV cables and pilot cables, including installation, testing and commissioning. Led electrical and MEP project execution from planning, engineering and installation through testing, commissioning and handover. Managed LV power distribution systems, including SMDB, ESMDB, DBs, ATS and critical power distribution. Coordinated diesel generators, UPS systems and emergency/standby power systems, including integration with MV/LV distribution. Led ELV and security systems including CCTV, ACS/Access Control, structured cabling and other critical low-current systems. Managed fire alarm and fire fighting systems, including FM-200, Foam Fire Suppression and associated interfaces. Coordinated HVAC systems for substations, electrical rooms, UPS rooms and other critical infrastructure facilities. Reviewed shop drawings, technical submittals, method statements, ITPs and RFIs, ensuring technical compliance and effective MEP coordination. Led inspection, testing, commissioning, integrated testing, snagging and handover, while managing subcontractors, programme, quality and compliance with QCS, KAHRAMAA, QCDD, IEC, NFPA and project requirements.

• Senior Electrical Engineer – Sr. MEP Coordinator
  Al AQARIA Trading & Contracting WLL (Bin ARBAID Holding) · Qatar
  Feb 2019 – Jul 2022

  Progressed from Senior Electrical Engineer to Senior MEP Coordinator, performing MEP Manager-level responsibilities on large-scale building and infrastructure projects. Managed end-to-end MEP project delivery, including planning, tendering, estimation, execution, testing, commissioning, and handover. Prepared cost estimates, quantity take-offs, tender documents, bid evaluations, value engineering proposals, and commercial submissions. Led multidisciplinary teams of MEP engineers, supervisors, coordinators, and subcontractors to achieve project milestones. Developed project schedules, procurement strategies, and construction sequencing to ensure timely project delivery. Coordinated with clients, consultants, PMCs, and authorities (KAHRAMAA, Ashghal, and QCDD) for approvals, inspections and technical resolutions. Reviewed and approved shop drawings, material submittals, method statements, RFIs, and technical submissions for MEP systems.

Education

• 2010 AU
  Bachelor of Engineering in Electrical & Electronics Engineering

  Anna University

  Electrical and Electronics Engineering (EEE) · 2010

  Electrical and Electronics Engineering (EEE)

Skills

Tools / apps / platforms

Projects

• Giardino Village | Gewan Island Infrastructure - Substation 10 Nos. - The Pearl, Qatar

  Project Manager role delivering electrical and MEP infrastructure works for 10 substations, including MV/LV power distribution, cable network, street and parking lighting, ELV/security, HVAC, fire protection, metering, earthing and lightning protection, testing and commissioning, and handover.

• The View Hospital & 2 Nos. Data Centers

  Senior Electrical Engineer role for a 101,000 m² hospital development converted from an existing hotel, including two data centers, with supervision of contractor works, technical submissions, shop drawings, quality, testing and commissioning, approvals, snagging, and handovers.

• Orjuwan Tower — Lusail City, Qatar

  Senior Electrical Engineer role on a 270-apartment high-rise residential project covering MV/LV power distribution, lighting, earthing and lightning protection, cabling, DBs/SMDBs, busbar, ELV systems, technical submittals, inspections, testing and commissioning, authority approvals, and handover.

Courses & certifications

• Electrical Design & Installation for MEHA Construction Project
• Electric Motor Control Circuits Design · Electrical Power System LLC
• Electrical Power Systems Design & Protection · Electrical Power System LLC
• Data Centre Fundamentals: Evolution, Key Hardware & IT Infrastructure · Microsoft
• Masterclass in Data Centre Design & Analysis · Power Projects
• Data Centre Fundamentals · MEEZA QSTP