Assistant Principal/Senior Electrical Engineer (Treatment Plants)

Mott MacDonald Group; Mumbai; On-site; INR 1,500,000 - 2,300,000; Full time

Benefits offered by this job

Agile working

Group medical insurance

Career mobility options

Global opportunities

Job summary

Mott MacDonald Group is seeking an Electrical Design Engineer to work on water sector projects across international regions from Mumbai. You will design LV/HV systems, perform load flow studies, and prepare technical specifications for transformers, switchgear, and related equipment.

The role requires Dialux/ETAP proficiency, effective collaboration with multidisciplinary teams, and a proactive approach to deliver high-quality electrical designs per global standards.

Qualifications

• Degree in Electrical Engineering from an accredited university.
• Relevant experience in electrical design for water sector projects.
• Proficiency with Dialux and ETAP for design analysis.
• MS Office competency with essential AutoCAD understanding.

Responsibilities

• Design electrical distribution systems (LV/HV) per international standards for multiple regions.
• Prepare design basis, load lists, cable schedules, and single line diagrams.
• Model electrical networks using ETAP/SKM/Amtech and review vendor drawings.
• Coordinate with disciplines and external consultants to deliver project deliverables.

Skills

Electrical design

Dialux

ETAP

AutoCAD

Education

Electrical engineering degree

Tools

AutoCAD

Job description

Mott MacDonald is a global engineering, management, and development consultancy committed to delivering impactful work that shapes the future.

We are a team of over 20,000 experts working across the world in more than 50 countries. We are proud to be part of an ever-changing global industry, delivering transformative work that’s defining our future. It’s our people who power that performance. As an employee‑owned business, we invest in creating a space for everyone to feel safe and valued and empowered with the right tools and support.

Whether you want to pursue excellence in your specialism or broaden your experience with flexible roles across our business, you’ll be connected to a community of global experts championing you to be your best. Join us and shape your story with Mott MacDonald, where everyone has the opportunity to be brilliant.

Job Description

• Design (Concept, FEED and Detail Design) of Electrical Distribution Systems for - Low Voltage, High Voltage Electrical system based on International standards – for Middle East, Europe, South East Asia regions.
• Good understanding & Working knowledge of various water and wastewater treatment process and related engineering works-Pumping Stations, Desalination STPs etc.
• Supporting global multi-disciplinary teams on Water/Waste Water projects.
• Prepare Design Basis, Load list, Cable schedule, Interconnection Schedule, Single Line Diagrams, schematics, Bulk MTO.
• Having good understanding on P & ID, Control philosophy and control system architecture.
• Working knowledge of I/O list ,loop Diagram, Instrument list ,Instrument datasheets is preferred.
• Perform Equipment sizing calculations e.g. Transformer, Generator, HV/LV Cables, AC UPS, Capacitor Banks.
• Perform indoor Lighting, outdoor area Illumination and Street Illumination in Dialux or vendor software, calculations for Earthing and Lightning Protection.
• Hands on experience of System Studies software – ETAP /SKM/Amtech – ability to independently model electrical system and carry out load flow, short circuit, motor starting, protection relay setting studies
• Prepare technical specifications, technical data sheets for Electrical Equipment – Transformers, DG Sets, Switchgear, UPS, Battery Charger, Distribution Boards, VFDs, Soft Starters etc.
• Direct experience with (or direct management of teams using) one or more of the following applications will be considered a plus: Bentley AutoPlant, AutoDesk AutoCAD, AutoDesk AutoCAD 3D or AutoDesk Revit MEP.
• Preparing Request For Quotation(RFQ), review of technical offers and relevant documents from Vendors.
• Prepare and evaluations of Bid tabulation/documentation
• Review of vendor drawings for various Electrical Equipment. Familiarity with review of schematics for HV/LV systems.
• Applies broad practical knowledge to design of Layouts – Equipment Layouts for outdoor/indoor substation, trench/tray layouts, lighting layouts (Should be able to guide/provide inputs to technicians and review from a technical/quality perspective).
• Coordinate with Designers, Architects, Structural Engineers, Mechanical Engineers and Process Engineers and any other external design consultant, if required
• Contribute to conceptual report writing and preparation of construction plans and technical specifications.
• Experience in the application of classified/hazardous areas will be required.
• All other duties as assigned

Candidate Specification

• Degree in Electrical Engineering from accredited university. with relevent work experience
• Relevant experience in Electrical design in a consultancy organisation for Water Sector.
• Conversant in Electrical design software – Dialux, ETAP.
• Computer literacy in MS office-an understanding of AUTOCAD is essential.
• Ability to work in on one's own with lead office as part of integrated team
• Very good written and oral communication skills
• Self‑motivated with keen interest to learn new skills and add value to the team/organization

Flexible working

At Mott MacDonald, we support our staff to create work-life balance which works for them and welcome candidates looking for career flexibility. We are open to discussing flexible working at interview stage.

Our benefits package is designed to enhance your experience

• Agile working
• Critical illness and compassionate leave
• Paternity Leave
• Group term life insurance, and Group medical insurance coverage
• Career mobility options
• Short and Long-term global employment opportunities
• Global collaboration and knowledge sharing